Which One UI do you use? Core One UI or Full One UI? I use core UI. Core One UI is a liter version of fill One UI. It does not have some important features of full One UI like screen recorder , Goodlock support and many other things. Full One UI has all the features. Tell down which One UI you use, core UI or full One UI? Also tell the device
One ui core 3.1 in m21 old edition 
