diff --git a/src/application/language/arabic/translations_lang.php b/src/application/language/arabic/translations_lang.php
index ab0db016..4ac5ab16 100755
--- a/src/application/language/arabic/translations_lang.php
+++ b/src/application/language/arabic/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/bulgarian/translations_lang.php b/src/application/language/bulgarian/translations_lang.php
index 28b17893..82a519e6 100755
--- a/src/application/language/bulgarian/translations_lang.php
+++ b/src/application/language/bulgarian/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/chinese/translations_lang.php b/src/application/language/chinese/translations_lang.php
index 26403993..501e707b 100755
--- a/src/application/language/chinese/translations_lang.php
+++ b/src/application/language/chinese/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/danish/translations_lang.php b/src/application/language/danish/translations_lang.php
index 5e432863..30cb6ced 100755
--- a/src/application/language/danish/translations_lang.php
+++ b/src/application/language/danish/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Slet alle dine personlige oplysning
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/dutch/translations_lang.php b/src/application/language/dutch/translations_lang.php
index 072c1219..d71d13be 100755
--- a/src/application/language/dutch/translations_lang.php
+++ b/src/application/language/dutch/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/finnish/translations_lang.php b/src/application/language/finnish/translations_lang.php
index b953834a..1a3d1560 100755
--- a/src/application/language/finnish/translations_lang.php
+++ b/src/application/language/finnish/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/french/translations_lang.php b/src/application/language/french/translations_lang.php
index abdf3a63..2f6823b8 100755
--- a/src/application/language/french/translations_lang.php
+++ b/src/application/language/french/translations_lang.php
@@ -301,13 +301,13 @@ $lang['location'] = 'Location';
 $lang['fixed'] = 'Fixed';
 $lang['attendants_number'] = 'Attendants Number';
 $lang['reset_working_plan'] = 'Reset the working plan back to the default values.';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/german/translations_lang.php b/src/application/language/german/translations_lang.php
index d7887d33..c8dbd827 100755
--- a/src/application/language/german/translations_lang.php
+++ b/src/application/language/german/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Alle persönlichen Informationen au
 $lang['delete_personal_information'] = 'Persönlichen Informationen löschen';
 $lang['delete_personal_information_prompt'] = 'Sind Sie sicher, dass Sie Ihre persönlichen Daten löschen möchten? Diese Aktion kann nicht rückgängig gemacht werden.';
 $lang['location'] = 'Ort';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/greek/translations_lang.php b/src/application/language/greek/translations_lang.php
index 8699da0b..1d6e2822 100755
--- a/src/application/language/greek/translations_lang.php
+++ b/src/application/language/greek/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Διαγραφή όλων των π
 $lang['delete_personal_information'] = 'Διαγραφή Προσωπικών Πληροφοριών';
 $lang['delete_personal_information_prompt'] = 'Είστε σίγουρος ότι θέλετε να διαγράψετε τις προσωπικές σας πληροφορίες; Αυτή η ενέργεια δεν μπορεί να αναιρεθεί.';
 $lang['location'] = 'Τοποθεσία';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/hindi/translations_lang.php b/src/application/language/hindi/translations_lang.php
index bf4124c6..84aba844 100755
--- a/src/application/language/hindi/translations_lang.php
+++ b/src/application/language/hindi/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/hungarian/translations_lang.php b/src/application/language/hungarian/translations_lang.php
index ca5c5e38..d7ecf4f9 100755
--- a/src/application/language/hungarian/translations_lang.php
+++ b/src/application/language/hungarian/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/japanese/translations_lang.php b/src/application/language/japanese/translations_lang.php
index 85f76e87..e4ea4db1 100755
--- a/src/application/language/japanese/translations_lang.php
+++ b/src/application/language/japanese/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/luxembourgish/translations_lang.php b/src/application/language/luxembourgish/translations_lang.php
index 8305ee74..7df54a30 100755
--- a/src/application/language/luxembourgish/translations_lang.php
+++ b/src/application/language/luxembourgish/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/polish/translations_lang.php b/src/application/language/polish/translations_lang.php
index d209b694..2d344e5e 100755
--- a/src/application/language/polish/translations_lang.php
+++ b/src/application/language/polish/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/portuguese-br/translations_lang.php b/src/application/language/portuguese-br/translations_lang.php
index 37619042..05b4774b 100755
--- a/src/application/language/portuguese-br/translations_lang.php
+++ b/src/application/language/portuguese-br/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Deletar toda informação pessoal d
 $lang['delete_personal_information'] = 'Deletar Informação Pessoal';
 $lang['delete_personal_information_prompt'] = 'Tem certeza que deja deletar suas informações pessoais? Essa ação não pode ser desfeita.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['first_weekday'] = 'First day of week';
 $lang['first_weekday_hint'] = 'Set the first day of the calendar week.';
 $lang['require_phone_number'] = 'Require phone number';
diff --git a/src/application/language/portuguese/translations_lang.php b/src/application/language/portuguese/translations_lang.php
index 37245636..8bed3579 100755
--- a/src/application/language/portuguese/translations_lang.php
+++ b/src/application/language/portuguese/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/romanian/translations_lang.php b/src/application/language/romanian/translations_lang.php
index 111667d9..9693c4fd 100755
--- a/src/application/language/romanian/translations_lang.php
+++ b/src/application/language/romanian/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/russian/translations_lang.php b/src/application/language/russian/translations_lang.php
index ee8a12c8..270afe65 100755
--- a/src/application/language/russian/translations_lang.php
+++ b/src/application/language/russian/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/slovak/translations_lang.php b/src/application/language/slovak/translations_lang.php
index 5356684f..8e9bd2ab 100755
--- a/src/application/language/slovak/translations_lang.php
+++ b/src/application/language/slovak/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/spanish/translations_lang.php b/src/application/language/spanish/translations_lang.php
index 281d43c8..9e7ab506 100755
--- a/src/application/language/spanish/translations_lang.php
+++ b/src/application/language/spanish/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Borrar toda la información persona
 $lang['delete_personal_information'] = 'Borrar información personal';
 $lang['delete_personal_information_prompt'] = '¿Estás seguro que quieres borrar tu información personal? Esta acción no se puede deshacer.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';
diff --git a/src/application/language/turkish/translations_lang.php b/src/application/language/turkish/translations_lang.php
index 124bb39b..7b2fb475 100755
--- a/src/application/language/turkish/translations_lang.php
+++ b/src/application/language/turkish/translations_lang.php
@@ -298,13 +298,13 @@ $lang['delete_personal_information_hint'] = 'Delete all personal information fro
 $lang['delete_personal_information'] = 'Delete Personal Information';
 $lang['delete_personal_information_prompt'] = 'Are you sure that you want to delete your personal information? This action cannot be undone.';
 $lang['location'] = 'Location';
-$lang['extra_period'] = '';
-$lang['extra_periods'] = '';
-$lang['extra_periods_hint'] = '';
-$lang['new_extra_period_title'] = '';
-$lang['extra_period_saved'] = '';
-$lang['add_extra_periods_during_each_day'] = '';
-$lang['add_extra_period'] = '';
+$lang['extra_period'] = 'Extra working day';
+$lang['extra_periods'] = 'Extra working days';
+$lang['extra_periods_hint'] = 'Add a working day outside the working plan.';
+$lang['new_extra_period_title'] = 'New working day';
+$lang['extra_period_saved'] = 'New working day saved successfully!';
+$lang['add_extra_periods_during_each_day'] = 'Add working days outside the working plan.';
+$lang['add_extra_period'] = 'Add a working day';
 $lang['require_phone_number'] = 'Require phone number';
 $lang['require_phone_number_hint'] = 'When enabled, customers and users will need to enter the customer\'s phone number when booking an appointment';
 $lang['check_spam_folder'] = 'Please check your spam folder if the email does not arrive within a few minutes.';