1. Go to Settings-More Settings-Applications-All-My Themes-Try to clear the data.
2. Try to restart your mobile phone.
3. If the mobile phone system is not the latest, try to upgrade the mobile phone to the latest version. You can go to Settings-More Settings-System Upgrade-Check the update immediately, download the upgrade package according to the prompt, click Check Installation, and the phone will restart and automatically enter the upgrade mode.
If you have any questions, please feel free to consult us. Thank you very much for your support of our vivo. I wish you a happy life!