Empty Safari cache
Empty Safari cache.
Turn off automatic updates and automatic downloads.
Turn off automatic updates and automatic downloads.
Delete old and useless photos and videos.
Delete old and useless photos and videos.
Delete applications that take up a lot of space
Delete applications that take up a lot of space.
Delete old SMS conversations
Delete old SMS conversations.
Close unnecessary applications in the background.
Close unnecessary applications in the background.
Manually perform the operation
Do not turn on automatic mode for operations that can be performed manually.
Restart your phone regularly.
Restart your phone regularly.
Upgrade recovery system
Upgrade the recovery system.