Update Your Phone System Online
| Update Your Phone System Online |
When an update is available, your phone will prompt you to download and install the update package.
Before updating, make sure that your phone is running an official system version. Otherwise, the update may fail and your phone may experience some issues.
Back up your user data before the update.
After an update, third-party apps that aren't compatible with the new system version may become unavailable. In such cases, it may take some time for a compatible app version to be released.
During the update, do not power off or restart your phone, remove the memory card, or insert a memory card.
Go to , and touch Software update.
When an update is available, you can either manually download and install the update package, or choose for your phone to be updated automatically overnight.
Download and install the update package: Go to . To avoid data usage, connect your phone to a Wi-Fi network when downloading the update package.
Your phone will automatically restart once the update is complete.
Update overnight: Touch
or 
> Settings (this device) (depending on your device model), and enable Auto-download over Wi-Fi and Update overnight.
To disable automatic updates, touch or > Settings (this device) (depending on your device model) on the Software update screen, then disable Auto-download over Wi-Fi.