iii
58 Renaming a file
58 Deleting a file
59 Creating a shortcut for a file or folder
59 Checking the storage status
Managing applications
60 Downloading applications
60 Installing an application
61 Viewing applications
61 Sharing an application
61 Uninstalling an application
62 Clearing the application cache
Phone Manager
63 Optimizing the system
64 Power manager
64 Harassment filter
Backup, restoration, and update
66 Backing up data to the local storage
66 Backing up data to a USB storage device
67 Restoring data from the local storage
67 Restoring data from a USB storage device
68 Restoring factory settings
68 Online update
Tools
69 Calendar
70 Clock
71 Weather
Phone settings
74 Turning on or turning off airplane mode
74 Adjusting the screen brightness
74 Modifying tone settings
75 Modifying display settings
76 Turning on or turning off do not disturb mode
77 Setting the date and time
77 Changing the system language
78 Setting the PIN of your SIM card
78 Accessibility
Legal Notice
Index
