diff --git a/application/migrations/010_add_time_format_setting.php b/application/migrations/010_add_time_format_setting.php
index 199e9f45..917a097e 100644
--- a/application/migrations/010_add_time_format_setting.php
+++ b/application/migrations/010_add_time_format_setting.php
@@ -17,10 +17,13 @@ class Migration_Add_time_format_setting extends EA_Migration {
      */
     public function up()
     {
-        $this->db->insert('settings', [
-            'name' => 'time_format',
-            'value' => 'regular'
-        ]);
+        if ( ! $this->db->get_where('settings', ['name' => 'time_format'])->num_rows())
+        {
+            $this->db->insert('settings', [
+                'name' => 'time_format',
+                'value' => 'regular'
+            ]);
+        }
     }
 
     /**
@@ -28,6 +31,9 @@ class Migration_Add_time_format_setting extends EA_Migration {
      */
     public function down()
     {
-        $this->db->delete('settings', ['name' => 'time_format']);
+        if ($this->db->get_where('settings', ['name' => 'time_format'])->num_rows())
+        {
+            $this->db->delete('settings', ['name' => 'time_format']);
+        }
     }
 }
diff --git a/application/migrations/012_legal_contents.php b/application/migrations/012_legal_contents.php
index 78aa29af..70118254 100644
--- a/application/migrations/012_legal_contents.php
+++ b/application/migrations/012_legal_contents.php
@@ -17,80 +17,102 @@ class Migration_Legal_contents extends EA_Migration {
      */
     public function up()
     {
-        $this->db->insert('settings', [
-            'name' => 'display_cookie_notice',
-            'value' => '0'
-        ]);
+        if ( ! $this->db->get_where('settings', ['name' => 'display_cookie_notice'])->num_rows())
+        {
+            $this->db->insert('settings', [
+                'name' => 'display_cookie_notice',
+                'value' => '0'
+            ]);
+        }
 
-        $this->db->insert('settings', [
-            'name' => 'cookie_notice_content',
-            'value' => 'Cookie notice content.'
-        ]);
+        if ( ! $this->db->get_where('settings', ['name' => 'cookie_notice_content'])->num_rows())
+        {
+            $this->db->insert('settings', [
+                'name' => 'cookie_notice_content',
+                'value' => 'Cookie notice content.'
+            ]);
+        }
 
-        $this->db->insert('settings', [
-            'name' => 'display_terms_and_conditions',
-            'value' => '0'
-        ]);
+        if ( ! $this->db->get_where('settings', ['name' => 'display_terms_and_conditions'])->num_rows())
+        {
+            $this->db->insert('settings', [
+                'name' => 'display_terms_and_conditions',
+                'value' => '0'
+            ]);
+        }
 
-        $this->db->insert('settings', [
-            'name' => 'terms_and_conditions_content',
-            'value' => 'Terms and conditions content.'
-        ]);
+        if ( ! $this->db->get_where('settings', ['name' => 'terms_and_conditions_content'])->num_rows())
+        {
+            $this->db->insert('settings', [
+                'name' => 'terms_and_conditions_content',
+                'value' => 'Terms and conditions content.'
+            ]);
+        }
 
-        $this->db->insert('settings', [
-            'name' => 'display_privacy_policy',
-            'value' => '0'
-        ]);
+        if ( ! $this->db->get_where('settings', ['name' => 'display_privacy_policy'])->num_rows())
+        {
+            $this->db->insert('settings', [
+                'name' => 'display_privacy_policy',
+                'value' => '0'
+            ]);
+        }
 
-        $this->db->insert('settings', [
-            'name' => 'privacy_policy_content',
-            'value' => 'Privacy policy content.'
-        ]);
+        if ( ! $this->db->get_where('settings', ['name' => 'privacy_policy_content'])->num_rows())
+        {
+            $this->db->insert('settings', [
+                'name' => 'privacy_policy_content',
+                'value' => 'Privacy policy content.'
+            ]);
+        }
 
-        $this->dbforge->add_field([
-            'id' => [
-                'type' => 'INT',
-                'constraint' => 11,
-                'auto_increment' => TRUE
-            ],
-            'created' => [
-                'type' => 'TIMESTAMP',
-                'null' => TRUE
-            ],
-            'modified' => [
-                'type' => 'TIMESTAMP',
-                'null' => TRUE
-            ],
-            'first_name' => [
-                'type' => 'VARCHAR',
-                'constraint' => '256',
-                'null' => TRUE,
-            ],
-            'last_name' => [
-                'type' => 'VARCHAR',
-                'constraint' => '256',
-                'null' => TRUE,
-            ],
-            'email' => [
-                'type' => 'VARCHAR',
-                'constraint' => '512',
-                'null' => TRUE,
-            ],
-            'ip' => [
-                'type' => 'VARCHAR',
-                'constraint' => '256',
-                'null' => TRUE,
-            ],
-            'type' => [
-                'type' => 'VARCHAR',
-                'constraint' => '256',
-                'null' => TRUE,
-            ],
-        ]);
 
-        $this->dbforge->add_key('id', TRUE);
+        if ( ! $this->db->table_exists('consents'))
+        {
+            $this->dbforge->add_field([
+                'id' => [
+                    'type' => 'INT',
+                    'constraint' => 11,
+                    'auto_increment' => TRUE
+                ],
+                'created' => [
+                    'type' => 'TIMESTAMP',
+                    'null' => TRUE
+                ],
+                'modified' => [
+                    'type' => 'TIMESTAMP',
+                    'null' => TRUE
+                ],
+                'first_name' => [
+                    'type' => 'VARCHAR',
+                    'constraint' => '256',
+                    'null' => TRUE,
+                ],
+                'last_name' => [
+                    'type' => 'VARCHAR',
+                    'constraint' => '256',
+                    'null' => TRUE,
+                ],
+                'email' => [
+                    'type' => 'VARCHAR',
+                    'constraint' => '512',
+                    'null' => TRUE,
+                ],
+                'ip' => [
+                    'type' => 'VARCHAR',
+                    'constraint' => '256',
+                    'null' => TRUE,
+                ],
+                'type' => [
+                    'type' => 'VARCHAR',
+                    'constraint' => '256',
+                    'null' => TRUE,
+                ],
+            ]);
 
-        $this->dbforge->create_table('consents', TRUE, ['engine' => 'InnoDB']);
+            $this->dbforge->add_key('id', TRUE);
+
+            $this->dbforge->create_table('consents', TRUE, ['engine' => 'InnoDB']);
+        }
     }
 
     /**
@@ -98,30 +120,51 @@ class Migration_Legal_contents extends EA_Migration {
      */
     public function down()
     {
-        $this->db->delete('settings', [
-            'name' => 'display_cookie_notice'
-        ]);
+        if ($this->db->get_where('settings', ['name' => 'display_cookie_notice'])->num_rows())
+        {
+            $this->db->delete('settings', [
+                'name' => 'display_cookie_notice'
+            ]);
+        }
 
-        $this->db->delete('settings', [
-            'name' => 'cookie_notice_content'
-        ]);
+        if ($this->db->get_where('settings', ['name' => 'cookie_notice_content'])->num_rows())
+        {
+            $this->db->delete('settings', [
+                'name' => 'cookie_notice_content'
+            ]);
+        }
 
-        $this->db->delete('settings', [
-            'name' => 'display_terms_and_conditions'
-        ]);
+        if ($this->db->get_where('settings', ['name' => 'display_terms_and_conditions'])->num_rows())
+        {
+            $this->db->delete('settings', [
+                'name' => 'display_terms_and_conditions'
+            ]);
+        }
 
-        $this->db->delete('settings', [
-            'name' => 'terms_and_conditions_content'
-        ]);
+        if ($this->db->get_where('settings', ['name' => 'terms_and_conditions_content'])->num_rows())
+        {
+            $this->db->delete('settings', [
+                'name' => 'terms_and_conditions_content'
+            ]);
+        }
 
-        $this->db->delete('settings', [
-            'name' => 'display_privacy_policy'
-        ]);
+        if ($this->db->get_where('settings', ['name' => 'display_privacy_policy'])->num_rows())
+        {
+            $this->db->delete('settings', [
+                'name' => 'display_privacy_policy'
+            ]);
+        }
 
-        $this->db->delete('settings', [
-            'name' => 'privacy_policy_content'
-        ]);
+        if ($this->db->get_where('settings', ['name' => 'privacy_policy_content'])->num_rows())
+        {
+            $this->db->delete('settings', [
+                'name' => 'privacy_policy_content'
+            ]);
+        }
 
-        $this->dbforge->drop_table('consents');
+        if ($this->db->table_exists('consents'))
+        {
+            $this->dbforge->drop_table('consents');
+        }
     }
 }
diff --git a/application/migrations/013_add_weekday_start_setting.php b/application/migrations/013_add_weekday_start_setting.php
index bfef1c51..58fb94c0 100644
--- a/application/migrations/013_add_weekday_start_setting.php
+++ b/application/migrations/013_add_weekday_start_setting.php
@@ -17,10 +17,13 @@ class Migration_Add_weekday_start_setting extends EA_Migration {
      */
     public function up()
     {
-        $this->db->insert('settings', [
-            'name' => 'first_weekday',
-            'value' => 'sunday'
-        ]);
+        if ( ! $this->db->get_where('settings', ['name' => 'first_weekday'])->num_rows())
+        {
+            $this->db->insert('settings', [
+                'name' => 'first_weekday',
+                'value' => 'sunday'
+            ]);
+        }
     }
 
     /**
@@ -28,6 +31,9 @@ class Migration_Add_weekday_start_setting extends EA_Migration {
      */
     public function down()
     {
-        $this->db->delete('settings', ['name' => 'first_weekday']);
+        if ($this->db->get_where('settings', ['name' => 'first_weekday'])->num_rows())
+        {
+            $this->db->delete('settings', ['name' => 'first_weekday']);
+        }
     }
 }
diff --git a/application/migrations/014_create_appointment_location_column.php b/application/migrations/014_create_appointment_location_column.php
index 7da4e922..83b64139 100644
--- a/application/migrations/014_create_appointment_location_column.php
+++ b/application/migrations/014_create_appointment_location_column.php
@@ -17,15 +17,31 @@ class Migration_Create_appointment_location_column extends EA_Migration {
      */
     public function up()
     {
-        $this->db->query('
-            ALTER TABLE `' . $this->db->dbprefix('appointments') . '`
-                ADD COLUMN `location` TEXT AFTER `end_datetime`; 
-        ');
+        if ( ! $this->db->field_exists('location', 'appointments'))
+        {
+            $fields = [
+                'location' => [
+                    'type' => 'TEXT',
+                    'null' => TRUE,
+                    'after' => 'end_datetime'
+                ]
+            ];
 
-        $this->db->query('
-            ALTER TABLE `' . $this->db->dbprefix('services') . '`
-                ADD COLUMN `location` TEXT AFTER `description`; 
-        ');
+            $this->dbforge->add_column('appointments', $fields);
+        }
+
+        if ( ! $this->db->field_exists('location', 'services'))
+        {
+            $fields = [
+                'location' => [
+                    'type' => 'TEXT',
+                    'null' => TRUE,
+                    'after' => 'description'
+                ]
+            ];
+
+            $this->dbforge->add_column('services', $fields);
+        }
     }
 
     /**
@@ -33,14 +49,14 @@ class Migration_Create_appointment_location_column extends EA_Migration {
      */
     public function down()
     {
-        $this->db->query('
-            ALTER TABLE `' . $this->db->dbprefix('appointments') . '`
-                DROP COLUMN `location`; 
-        ');
+        if ($this->db->field_exists('location', 'appointments'))
+        {
+            $this->dbforge->drop_column('appointments', 'location');
+        }
 
-        $this->db->query('
-            ALTER TABLE `' . $this->db->dbprefix('services') . '`
-                DROP COLUMN `location`; 
-        ');
+        if ($this->db->field_exists('location', 'services'))
+        {
+            $this->dbforge->drop_column('services', 'location');
+        }
     }
 }
diff --git a/application/migrations/015_add_working_plan_exceptions_to_user_settings.php b/application/migrations/015_add_working_plan_exceptions_to_user_settings.php
index b18947d5..2f9253fc 100644
--- a/application/migrations/015_add_working_plan_exceptions_to_user_settings.php
+++ b/application/migrations/015_add_working_plan_exceptions_to_user_settings.php
@@ -36,7 +36,7 @@ class Migration_Add_working_plan_exceptions_to_user_settings extends EA_Migratio
      */
     public function down()
     {
-        if ( ! $this->db->field_exists('working_plan_exceptions', 'user_settings'))
+        if ($this->db->field_exists('working_plan_exceptions', 'user_settings'))
         {
             $this->dbforge->drop_column('user_settings', 'working_plan_exceptions');
         }
diff --git a/application/migrations/016_add_require_phone_number_setting.php b/application/migrations/016_add_require_phone_number_setting.php
index dfed5116..9f031945 100644
--- a/application/migrations/016_add_require_phone_number_setting.php
+++ b/application/migrations/016_add_require_phone_number_setting.php
@@ -17,10 +17,13 @@ class Migration_Add_require_phone_number_setting extends EA_Migration {
      */
     public function up()
     {
-        $this->db->insert('settings', [
-            'name' => 'require_phone_number',
-            'value' => '1'
-        ]);
+        if ( ! $this->db->get_where('settings', ['name' => 'require_phone_number'])->num_rows())
+        {
+            $this->db->insert('settings', [
+                'name' => 'require_phone_number',
+                'value' => '1'
+            ]);
+        }
     }
 
     /**
@@ -28,6 +31,9 @@ class Migration_Add_require_phone_number_setting extends EA_Migration {
      */
     public function down()
     {
-        $this->db->delete('settings', ['name' => 'require_phone_number']);
+        if ($this->db->get_where('settings', ['name' => 'require_phone_number'])->num_rows())
+        {
+            $this->db->delete('settings', ['name' => 'require_phone_number']);
+        }
     }
 }
diff --git a/application/migrations/017_add_api_token_setting.php b/application/migrations/017_add_api_token_setting.php
index 775fadc1..afb22561 100644
--- a/application/migrations/017_add_api_token_setting.php
+++ b/application/migrations/017_add_api_token_setting.php
@@ -19,10 +19,14 @@ class Migration_Add_api_token_setting extends EA_Migration {
      */
     public function up()
     {
-        $this->db->insert('settings', [
-            'name' => 'api_token',
-            'value' => ''
-        ]);
+        if ( ! $this->db->get_where('settings', ['name' => 'api_token'])->num_rows())
+        {
+            $this->db->insert('settings', [
+                'name' => 'api_token',
+                'value' => ''
+            ]);
+        }
+
     }
 
     /**
@@ -32,6 +36,9 @@ class Migration_Add_api_token_setting extends EA_Migration {
      */
     public function down()
     {
-        $this->db->delete('settings', ['name' => 'api_token']);
+        if ($this->db->get_where('settings', ['name' => 'api_token'])->num_rows())
+        {
+            $this->db->delete('settings', ['name' => 'api_token']);
+        }
     }
 }
diff --git a/application/migrations/019_add_display_any_provider_setting.php b/application/migrations/019_add_display_any_provider_setting.php
index e5341c21..a39d5128 100644
--- a/application/migrations/019_add_display_any_provider_setting.php
+++ b/application/migrations/019_add_display_any_provider_setting.php
@@ -17,10 +17,13 @@ class Migration_Add_display_any_provider_setting extends EA_Migration {
      */
     public function up()
     {
-        $this->db->insert('settings', [
-            'name' => 'display_any_provider',
-            'value' => '1'
-        ]);
+        if ( ! $this->db->get_where('settings', ['name' => 'display_any_provider'])->num_rows())
+        {
+            $this->db->insert('settings', [
+                'name' => 'display_any_provider',
+                'value' => '1'
+            ]);
+        }
     }
 
     /**
@@ -28,8 +31,9 @@ class Migration_Add_display_any_provider_setting extends EA_Migration {
      */
     public function down()
     {
-        $this->db->delete('settings', [
-            'name' => 'display_any_provider'
-        ]);
+        if ($this->db->get_where('settings', ['name' => 'display_any_provider'])->num_rows())
+        {
+            $this->db->delete('settings', ['name' => 'display_any_provider']);
+        }
     }
 }
diff --git a/application/migrations/022_add_booking_field_settings.php b/application/migrations/022_add_booking_field_settings.php
index d8ba86ac..03fe5e2c 100644
--- a/application/migrations/022_add_booking_field_settings.php
+++ b/application/migrations/022_add_booking_field_settings.php
@@ -63,13 +63,11 @@ class Migration_Add_booking_field_settings extends EA_Migration {
 
                 if ($this->db->get_where('settings', ['name' => $setting_name])->num_rows())
                 {
-                    $setting = $this->db->get_where('settings', [
-                        'name' => $setting_name,
-                    ])->row_array();
-                    
+                    $setting = $this->db->get_where('settings', ['name' => $setting_name])->row_array();
+
                     $value = $setting['value']; // Use existing value.
-                    
-                    $this->db->delete('settings', ['name' => $setting_name]); 
+
+                    $this->db->delete('settings', ['name' => $setting_name]);
                 }
 
                 if ( ! $this->db->get_where('settings', ['name' => $setting_name])->num_rows())
@@ -96,9 +94,7 @@ class Migration_Add_booking_field_settings extends EA_Migration {
 
                 if ($this->db->get_where('settings', ['name' => $setting_name])->num_rows())
                 {
-                    $this->db->delete('settings', [
-                        'name' => $setting_name,
-                    ]);
+                    $this->db->delete('settings', ['name' => $setting_name]);
                 }
             }
         }
diff --git a/application/migrations/024_rename_id_service_categories_column_of_services_table.php b/application/migrations/024_rename_id_service_categories_column_of_services_table.php
index 630ff198..5ba005aa 100644
--- a/application/migrations/024_rename_id_service_categories_column_of_services_table.php
+++ b/application/migrations/024_rename_id_service_categories_column_of_services_table.php
@@ -31,10 +31,12 @@ class Migration_Rename_id_service_categories_column_of_services_table extends EA
 
             $this->dbforge->modify_column('services', $fields);
 
-            $this->db->query('ALTER TABLE `' . $this->db->dbprefix('services') . '`
-                ADD CONSTRAINT `services_categories` FOREIGN KEY (`id_categories`) REFERENCES `' . $this->db->dbprefix('categories') . '` (`id`)
-                ON DELETE SET NULL
-                ON UPDATE CASCADE');
+            $this->db->query('
+                ALTER TABLE `' . $this->db->dbprefix('services') . '`
+                    ADD CONSTRAINT `services_categories` FOREIGN KEY (`id_categories`) REFERENCES `' . $this->db->dbprefix('categories') . '` (`id`)
+                    ON DELETE SET NULL
+                    ON UPDATE CASCADE
+            ');
         }
     }
 
@@ -57,10 +59,12 @@ class Migration_Rename_id_service_categories_column_of_services_table extends EA
 
             $this->dbforge->modify_column('services', $fields);
 
-            $this->db->query('ALTER TABLE `' . $this->db->dbprefix('services') . '`
-                ADD CONSTRAINT `services_service_categories` FOREIGN KEY (`id_service_categories`) REFERENCES `' . $this->db->dbprefix('categories') . '` (`id`)
-                ON DELETE SET NULL
-                ON UPDATE CASCADE');
+            $this->db->query('
+                ALTER TABLE `' . $this->db->dbprefix('services') . '`
+                    ADD CONSTRAINT `services_service_categories` FOREIGN KEY (`id_service_categories`) REFERENCES `' . $this->db->dbprefix('categories') . '` (`id`)
+                    ON DELETE SET NULL
+                    ON UPDATE CASCADE
+            ');
         }
     }
 }
diff --git a/application/migrations/026_add_color_column_to_services_table.php b/application/migrations/026_add_color_column_to_services_table.php
index bc0e8149..ff577740 100644
--- a/application/migrations/026_add_color_column_to_services_table.php
+++ b/application/migrations/026_add_color_column_to_services_table.php
@@ -11,7 +11,7 @@
  * @since       v1.4.0
  * ---------------------------------------------------------------------------- */
 
-class Migration_Add_color_column_to_services_table extends CI_Migration {
+class Migration_Add_color_column_to_services_table extends EA_Migration {
     /**
      * Upgrade method.
      */
diff --git a/application/migrations/027_add_color_column_to_appointments_table.php b/application/migrations/027_add_color_column_to_appointments_table.php
index b798a4f7..0618c375 100644
--- a/application/migrations/027_add_color_column_to_appointments_table.php
+++ b/application/migrations/027_add_color_column_to_appointments_table.php
@@ -11,7 +11,7 @@
  * @since       v1.4.0
  * ---------------------------------------------------------------------------- */
 
-class Migration_Add_color_column_to_appointments_table extends CI_Migration {
+class Migration_Add_color_column_to_appointments_table extends EA_Migration {
     /**
      * Upgrade method.
      */
diff --git a/application/migrations/028_add_matomo_analytics_url_setting.php b/application/migrations/028_add_matomo_analytics_url_setting.php
index 9fa3ed07..aa31e1b3 100644
--- a/application/migrations/028_add_matomo_analytics_url_setting.php
+++ b/application/migrations/028_add_matomo_analytics_url_setting.php
@@ -31,11 +31,9 @@ class Migration_Add_matomo_analytics_url_setting extends EA_Migration {
      */
     public function down()
     {
-        if ( ! $this->db->get_where('settings', ['name' => 'matomo_analytics_url'])->num_rows())
+        if ($this->db->get_where('settings', ['name' => 'matomo_analytics_url'])->num_rows())
         {
-            $this->db->delete('settings', [
-                'name' => 'matomo_analytics_url',
-            ]);
+            $this->db->delete('settings', ['name' => 'matomo_analytics_url']);
         }
     }
 }
diff --git a/application/migrations/029_add_display_delete_personal_information_setting.php b/application/migrations/029_add_display_delete_personal_information_setting.php
index 7092c19c..2d9df622 100644
--- a/application/migrations/029_add_display_delete_personal_information_setting.php
+++ b/application/migrations/029_add_display_delete_personal_information_setting.php
@@ -31,11 +31,9 @@ class Migration_Add_display_delete_personal_information_setting extends EA_Migra
      */
     public function down()
     {
-        if ( ! $this->db->get_where('settings', ['name' => 'display_delete_personal_information'])->num_rows())
+        if ($this->db->get_where('settings', ['name' => 'display_delete_personal_information'])->num_rows())
         {
-            $this->db->delete('settings', [
-                'name' => 'display_delete_personal_information',
-            ]);
+            $this->db->delete('settings', ['name' => 'display_delete_personal_information']);
         }
     }
 }
diff --git a/application/migrations/030_add_disable_booking_setting.php b/application/migrations/030_add_disable_booking_setting.php
index 47c46606..d1253d31 100644
--- a/application/migrations/030_add_disable_booking_setting.php
+++ b/application/migrations/030_add_disable_booking_setting.php
@@ -31,11 +31,9 @@ class Migration_Add_disable_booking_setting extends EA_Migration {
      */
     public function down()
     {
-        if ( ! $this->db->get_where('settings', ['name' => 'disable_booking'])->num_rows())
+        if ($this->db->get_where('settings', ['name' => 'disable_booking'])->num_rows())
         {
-            $this->db->delete('settings', [
-                'name' => 'disable_booking',
-            ]);
+            $this->db->delete('settings', ['name' => 'disable_booking']);
         }
     }
 }
diff --git a/application/migrations/031_add_disable_booking_message_setting.php b/application/migrations/031_add_disable_booking_message_setting.php
index 61df3eb0..adf82c77 100644
--- a/application/migrations/031_add_disable_booking_message_setting.php
+++ b/application/migrations/031_add_disable_booking_message_setting.php
@@ -31,11 +31,9 @@ class Migration_Add_disable_booking_message_setting extends EA_Migration {
      */
     public function down()
     {
-        if ( ! $this->db->get_where('settings', ['name' => 'disable_booking_message'])->num_rows())
+        if ($this->db->get_where('settings', ['name' => 'disable_booking_message'])->num_rows())
         {
-            $this->db->delete('settings', [
-                'name' => 'disable_booking_message',
-            ]);
+            $this->db->delete('settings', ['name' => 'disable_booking_message']);
         }
     }
 }
diff --git a/application/migrations/032_add_company_logo_setting.php b/application/migrations/032_add_company_logo_setting.php
index 37a6c49a..06e73e7b 100644
--- a/application/migrations/032_add_company_logo_setting.php
+++ b/application/migrations/032_add_company_logo_setting.php
@@ -31,11 +31,9 @@ class Migration_Add_company_logo_setting extends EA_Migration {
      */
     public function down()
     {
-        if ( ! $this->db->get_where('settings', ['name' => 'company_logo'])->num_rows())
+        if ($this->db->get_where('settings', ['name' => 'company_logo'])->num_rows())
         {
-            $this->db->delete('settings', [
-                'name' => 'company_logo',
-            ]);
+            $this->db->delete('settings', ['name' => 'company_logo']);
         }
     }
 }
diff --git a/application/migrations/033_add_company_color_setting.php b/application/migrations/033_add_company_color_setting.php
index 584e12ba..4264d86f 100644
--- a/application/migrations/033_add_company_color_setting.php
+++ b/application/migrations/033_add_company_color_setting.php
@@ -31,11 +31,9 @@ class Migration_Add_company_color_setting extends EA_Migration {
      */
     public function down()
     {
-        if ( ! $this->db->get_where('settings', ['name' => 'company_color'])->num_rows())
+        if ($this->db->get_where('settings', ['name' => 'company_color'])->num_rows())
         {
-            $this->db->delete('settings', [
-                'name' => 'company_color',
-            ]);
+            $this->db->delete('settings', ['name' => 'company_color']);
         }
     }
 }
diff --git a/application/migrations/034_add_display_login_button_setting.php b/application/migrations/034_add_display_login_button_setting.php
index 90aaded8..60b35ce2 100644
--- a/application/migrations/034_add_display_login_button_setting.php
+++ b/application/migrations/034_add_display_login_button_setting.php
@@ -31,11 +31,9 @@ class Migration_Add_display_login_button_setting extends EA_Migration {
      */
     public function down()
     {
-        if ( ! $this->db->get_where('settings', ['name' => 'display_login_button'])->num_rows())
+        if ($this->db->get_where('settings', ['name' => 'display_login_button'])->num_rows())
         {
-            $this->db->delete('settings', [
-                'name' => 'display_login_button',
-            ]);
+            $this->db->delete('settings', ['name' => 'display_login_button']);
         }
     }
 }
diff --git a/application/migrations/035_add_is_private_column_to_services_table.php b/application/migrations/035_add_is_private_column_to_services_table.php
index 2a8663ad..f4329c9c 100644
--- a/application/migrations/035_add_is_private_column_to_services_table.php
+++ b/application/migrations/035_add_is_private_column_to_services_table.php
@@ -11,7 +11,7 @@
  * @since       v1.4.0
  * ---------------------------------------------------------------------------- */
 
-class Migration_Add_is_private_column_to_services_table extends CI_Migration {
+class Migration_Add_is_private_column_to_services_table extends EA_Migration {
     /**
      * Upgrade method.
      */
@@ -37,7 +37,7 @@ class Migration_Add_is_private_column_to_services_table extends CI_Migration {
      */
     public function down()
     {
-        if ( ! $this->db->field_exists('is_private', 'services'))
+        if ($this->db->field_exists('is_private', 'services'))
         {
             $this->dbforge->drop_column('services', 'is_private');
         }
diff --git a/application/migrations/036_add_is_private_column_to_users_table.php b/application/migrations/036_add_is_private_column_to_users_table.php
index 6bf245ea..3d2df4dc 100644
--- a/application/migrations/036_add_is_private_column_to_users_table.php
+++ b/application/migrations/036_add_is_private_column_to_users_table.php
@@ -11,7 +11,7 @@
  * @since       v1.4.0
  * ---------------------------------------------------------------------------- */
 
-class Migration_Add_is_private_column_to_users_table extends CI_Migration {
+class Migration_Add_is_private_column_to_users_table extends EA_Migration {
     /**
      * Upgrade method.
      */
@@ -37,7 +37,7 @@ class Migration_Add_is_private_column_to_users_table extends CI_Migration {
      */
     public function down()
     {
-        if ( ! $this->db->field_exists('is_private', 'users'))
+        if ($this->db->field_exists('is_private', 'users'))
         {
             $this->dbforge->drop_column('users', 'is_private');
         }