The keyboard on oppo a3 mobile phone is missing.

The standalone application was unexpectedly uninstalled. Don't panic, it's not a big problem. Please see the recovery method I prepared for you.

Version 1, ColorOS 7 and above: it can be recovered by the function of "Recover System Unloadable Applications" and enter "Settings >"; Applications (application management) > "retrieve applications that are not loadable by the system" select the application to resume installation. The function of "Retrieve applications that are not loadable by the system" is applicable to some system versions. You can check whether the mobile phone system version supports it through this setting path ~

2.ColorOS 6 and below: Some self-contained APPlications can be reinstalled in the "Software Store" app, enter the "Software Store" app to search for the corresponding application (software), and then click Install to use.

3. You can go to Settings > (Applications) > Application Management > (Application List) > ":"or "_" > Display System Programs > in the upper right corner; Search "System Desktop" > click "Storage Occupancy" > "Clear Data" and go back to the mobile phone desktop to see if there is this application (software). Clearing the data of "System Desktop" will disturb the position of desktop icons sorted out before.

4. you can go to "settings > system settings (other settings) > reset the phone (restore the phone) > completely erase all data" for recovery. This operation will erase all data of the mobile phone. Please be careful and back up your data in advance.

Tips:

① Check whether the mobile phone has hidden applications. If application hiding is turned on, hidden applications will not be displayed on the desktop. Please unhide the application and return to the desktop to check whether the application exists.

② Check whether the mobile phone has a children's space, exit the children's space and try again.

③ Check whether the mobile phone has a system avatar, exit the system avatar and try again.

④ If you want to restore the deleted non-native application, please go to the "Software Store" app to download it; If you don't have the "Software Store" APP, you can go to the "Browser" APP, "pea pods" APP and other application markets to download it.