Thanks for contacting WPML forums support. I'll be glad to help you today.
1) First of all, sorry for the late reply due to a higher workload. Would you please elaborate more on the issue to help me understand it better?
It would be very helpful if you could share screenshots or a screen-recorded video while reproducing the issue.
2) It's unrelated to the issue, but according to your Debug.info, the WP memory limit needs to be increased. PHP memory is fine, but WordPress uses 40Mb as default. The minimum requirements for WPML are 128 MB. (Kindly check this page https://wpml.org/home/minimum-requirements/)
You can increase it by adding the following code in your wp-config.php file right before the /* That's all, stop editing! Happy publishing. */ line: