ubuntu 26.04

Hello everyone, I downloaded the french ARM64 installator for Ubuntu Resolute Raccoon 26.04, but Paralells Desktop pretend that is not compatible with my chip. I downloaded the installator on the official site of Ubuntu France (https://www.ubuntu-fr.org/download/). Wherre is my error ? Somebody...

Parallels 26.3.3, macOS 15.7.7, Ubuntu 26.04, MBP 11,2 After installation and settiing screen resolution to 1920x1200 (16:10) (native retina resolution is 2880x1800 16:10) I'm observing flickering effects within windows, e.g. in Firefox, also in the Terminal app. And also in system windows like...