[Resolved] Update WPML Multilingual CMS

Problem:
The client is experiencing site crashes when attempting to update the WPML Multilingual CMS plugin beyond version 4.4.0. Additionally, deactivating the WPML plugin or the theme as suggested causes the site to crash, preventing the use of the OTGS Installer plugin.
Solution:
We recommend the following troubleshooting steps:
1. Navigate to WPML -> Support -> Troubleshooting.
2. On the troubleshooting screen, sequentially press the following buttons, waiting for each process to complete before proceeding:
- 'Disable cache for language switcher templates'
- 'Clear the cache in WPML'
- 'Remove ghost entries from the translation tables'
- 'Fix element_type collation'
- 'Set language information'
- 'Assign translation status to duplicated content'
- 'Set language information'
- 'Fix terms count'
- 'Fix post type assignment for translations'
3. Go to Woocommerce -> Woocommerce Multilingual -> Settings tab -> Troubleshooting link (bottom right). Select the following options:
- 'Sync products variations'
- 'Fix translated variations relationships'
After completing these steps, generate two CSV files with WooCommerce for Italian and English products to ensure all products are listed correctly.

If this solution does not resolve your issue or seems outdated, we highly recommend checking related known issues at https://wpml.org/known-issues/, verifying the version of the permanent fix, and confirming that you have installed the latest versions of themes and plugins. If the problem persists, please open a new support ticket.