OPPO A57 4G
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OPPO A57 4G

Android 12.0

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Turn data roaming on your OPPO A57 4G Android 12.0 on or off

You can limit your data usage when abroad by turning off data roaming. You'll then not be able to access the internet using the mobile network when abroad. You can still use Wi-Fi even though data roaming is turned off.

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