Suggestion: A Pinned Post for the New Theme

Could we please get a pinned post to help with the new theme? I’m finding the new layout a bit disorienting. I’m ready to get used to the change, but a pinned guide would be very helpful.

I hate this page layout -
https://techenclave.com/categories

Pls show category lists only. Hide the right column showing Latest posts.
(I already hide it using my uBlock Origin)

Top right side click on your profile pic, last icon, Profile.
Then go to Preferences and Interface