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picture-in-picture window when you open or leave the
application (such as continue to watch video), which displays on
top of the other apps you are currently using.
* This function needs to be supported by the application itself.
Reboot, Update, Backup, Recovery
Learn to upgrade and reset your OnePlus device
Reboot or force reboot
Most issues can be resolved by rebooting your device in the
following two ways:
1. When powered on, press power button and volume up button
simultaneously, and then tap "Restart" to reboot the device.
2. When powered on, long press the power button and volume up
button for 10 seconds, the phone will shut down, and then
press the power button to turn on the device again.
System updates
1.
Settings >About device> Software update
Then the system
starts to check for updates.
2. Follow the instructions to download and update.
* If your device is up to date, you will not see the instructions.
Back up and Reset