Cool One Ui Home App Disable References. The one ui home app is an optional launcher for your android device that adds a distinctive, fresh look and feel. The first time you open your new launcher you’ll be prompted to select which launcher you’d like to use.

Check the steps here for achieving the right power settings: @drnooddjob this is probably caused by a 3rd party app which you have installed. One ui home is the default launcher on the samsung galaxy s10.