Unlike Windows, Linux has a ton of different distros you can check out. Some are more stable than others, and some require less maintenance than others.
If you need a laptop that can last an entire day without blinking, you'd need to change the power profile in the Tuxedo Control Center and go with either the "Powersaver Extreme" profile or create ...
If you're looking to break away from third-party file and directory storage, this model from Terramaster checks most boxes for me.
Use OpenZIM/Kiwix to archive and browse entire websites offline via .zim files. Use Zimit (web or Docker) to 'print' sites ...