OPPO A57 4G

OPPO A57 4G

Android 12.0

Calls and contacts - OPPO A57 4G

Troubleshooting

I can't receive voice messages on my voicemail

I can't check my voicemail

I can't make voice calls

I can't receive any calls

Making calls

Turn call waiting on or off

Turn your own caller identification on or off

Call a contact in your address book

Contacts

Import contacts from your SIM to your phone

Copy contacts from social networks and email accounts

Voicemail

Save voicemail number

Divert calls to voicemail

Cancel all diverts

Call restrictions

Turn call barring on or off

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