The Rich Editor is still showing after disabling it!

Dear Sirs,

I have disabled the Rich Editor for mobile devices?only but it is still showing for some posts. Note that I use Oxygen Builder.

Here is URL’s With the issue:
1. WordPress Speed Up.
2. Via Browser.

And Here is a link that is not affeced: https://nakib4tech.com/speed-up-elementor-website/

Screenshot for the issue: https://prnt.sc/zwora2

Please help!