K4 encryption process interrupted.

you can solve it yourself, or take it to the mobile phone repair office.

This problem is mainly caused by system instability or system crash. Double clearing is fine.

Mobile phones can't access the Internet through mobile data, so it is generally recommended to do the following:

1. Slide down the top curtain of the screen to turn on mobile data. It is suggested that the SIM card needs to open the Internet service

2. If the Internet access is still not available after the above operations, it is recommended to reset the Internet access parameters of the mobile phone: Settings-Mobile Network-Access Point Name-More-Reset to the default settings.

3. replace other SIM cards or try at another time to eliminate network problems.

4. upgrade your phone to the latest version.

5. if it doesn't work, please back up the data in the mobile phone to restore the machine to factory settings.

if there is no service center in your city, please contact the after-sales service centers in neighboring cities first and ask if it is possible to check and repair by mail or express delivery.