All Icons are missing

[brahma]

you can post output from:
inxi -G if you have the proper drivers, otherwise revert back if you have a timeshift backup, or downgrade only plasma:

KDE plasma bugs after each update [Stable Update] 2022-09-12

Folks, I have some good news. Thanks to the Upper Grandmaster of the Secret Order of the Manjaruminati, @philm, those of us who chose to skip the update from Plasma 5.24.6 to Plasma 5.25.5 now have the ability to install the updated Plasma 5.24.7 LTS. @philm was so kind as to build the packages on the GitHub server and to make them available here. So if you’ve skipped the upgrade from 5.24.6 to 5.25.5 but you want to upgrade to the newest 5.24.7 LTS, then here’s what y…

you could also try switching to testing or even maybe unstable branch to see if its fixed there…