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How to set up dual card dual standby for Huawei p20lite

It is recommended that you choose the navigation mode suitable for your system by the following methods:

1, open settings >; System > system navigation > off-screen physical navigation mode.

2. Open Settings > System > System Navigation > One-button Navigation on the screen.

3. Open Settings > System > System Navigation > in the virtual navigation bar on the screen, and you can click more settings and select your key combination method.