Hello,
- First, uninstall your installed WPML plugin.
- You can download the old NULL version plugin from this address https://babia.to/resources/wpml-multilingual-cms-wordpress-plugin.348/version/114940/download or from this address https://mega.nz/file/fws2gLKT#5GO186lo3_9JLj9JeWn8r8aFHRi0X3wj1I6sa9Gk8vA Download and upload to your site.
- Enable the WMPL plugin and try "1234567890" or "babiatofly" as the key in step 3.
- Complete the activation and installation processes.
- Download v4.6.9 from this address and install it from the plugin page https://babia.to/resources/wpml-multilingual-cms-wordpress-plugin.348/version/120526/download.
- Since the plugin has been installed before, the version will be updated.
- The process is that simple.