I have this problem much longer and reported this repeatedly - here the last from April 2020
Problem is a double-liner that hides the purge bar. The message may not exceed one line.
Reminder Missing Purge Bar 4K/German localization - Conan Exiles / Xbox Discussion - Funcom Forums
I dont believe they will fix ever - even it seems a cheap fix for me.
You can read how I was told not to report again…
A reporting system that autocloses after some days is a perfect bury-bugs system.