Enable App Twin
Applicable products：
HUAWEI nova 9(dual sim card 8gb+128gb)
Applicable system:
HarmonyOS 2.0
Applicable products：
Applicable system:
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| Enable App Twin |
App Twin enables you to log in to two WhatsApp or Facebook accounts simultaneously, allowing you to keep your work and private life separate.
App Twin is only supported by some apps.
Go to and turn on or off the switch for the app you want to apply the feature.
The twin app will then be displayed on the home screen.
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