Kernel 5.15 in Zorin OS 17 ...?

[Aravisian]

I would start on the 5.18 kernel first and test that. If no good, try 5.15.

You can lock the kernel version in even if you receive kernel upgrades:

[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…

It is perfectly fine to do so. What matters with kernel number versions is the newness of your hardware. If your hardware predates the kernel version (Is older than that kernel) It is likely fully supported by that kernel.