User manual

Recent app management 51
Multiple users 52
RAM Boost 52
System updates 52
About phone 53
APPS 54
Phone 55
Contacts 56
File Manager 57
Messages 58
Weather 59
Calculator 60
Recorder 61
Notes App 62
Camera 63
Gallery 66
Clock 67
OnePlus Switch 69
Google Apps 70
ADVANCED 72
Gaming mode 73
Do Not Disturb 73