The main advice for using HyperOS

Delete most stock apps like calendar, clock, calculator and notes. Use Google analogs instead.

You'll thank yourself in the future if you decide to try a custom rom in the future and find that you don't have to transfer any data. It is also convenient to work with Google services on a computer via sync.

Keep the gallery, but hide it from the desktop, as it is needed to change the wallpaper. Google Photos got a nice redesign in the latest version. I searched for a good gallery for a long time and tried many options, but Google Photos is the best option at the moment .