Graphical glitches and keyboard input lag - only recently | Zorin 16 Pro single boot

[Storm]

@dominikh

For a few days now

This could be when the kernel got upgraded in Zorin OS. Try login kernel 5.11 and see if the problems disappear.

[HOW TO] set an older kernel to default boot

You may need to use an earlier kernel than the current kernel used by Zorin. This method allows you to set the kernel that you will boot into by default. To set the new kernel to default: Boot into the kernel you wish to be Saved. Open terminal and run: sudo nano /etc/default/grub Change GRUB_DEFAULT=0 to GRUB_DEFAULT=saved Hit enter to drop down a line. Add GRUB_SAVEDEFAULT=true ctrl+x to exit, then the y key to say yes to save, then the enter key to save as current configuration. Ru…