@itsfoss also no HDR support, shoddy sound issue from time to time, can't download and install from shop until you fix some issue with terminal, not so great sandboxing, lock screen might get unlocked by baby
https://www.hackread.com/kids-breach-bypass-linux-mint-screensaver-lock/ , delayed security updates if using distro repo(not with flat or snap) etc etc. I am using Linux for 2+ yr planning to switch