The One UI 8 tweak that changed how I use my phone

On One UI 8, go to Settings > Notifications > Advanced settings. From there, scroll down to Manage notification categories ...

I used the Doogee S200 Max rugged phone for a week and the battery lasted on a single ...

Taking a look around the phone itself, you have the TF card and SIM card carrier, which enables you to use two mobile network ...