How to set up dual SIM card and dual standby on vivo phone?

1. For mobile phones that support dual SIM cards, you only need to insert two SIM cards into the mobile phone to achieve dual network and dual standby. No additional settings are required. Warm reminder: If you use two telecom cards at the same time, the secondary card (non-data card) must have VoLTE service enabled and be covered by the VoLTE network.

2. First open the VIVOX20 phone, and then open "Settings" on the desktop. After entering the settings interface of the VIVOX20 mobile phone, select the "Dual SIM and Mobile Network" option.

3. How to open systems below FuntouchOS9: Path 1: Enter Settings--More Settings--About Phone--SIM Card Status, and turn on "VoLTE Call"; Path 2: Enter Settings- -Phone, turn on "VoLTE call". Note: If there is no VoLTE switch in the settings, you can click this link to consult online customer service.

4. For mobile phones that support dual SIM cards, you only need to insert two SIM cards into the phone to achieve dual network and dual standby. No additional settings are required. For more questions, you can go to vivo official website/vivo mall APP--My--online customer service or click on the web link and enter manual customer service for consultation.

5. Specific operation steps (taking vivoX20 as an example): On the standby desktop, click Settings Dual SIM and Mobile Network, find Dial-up and Information, and open the Dual-SIM settings for Dial-up and Information. Note: Vivo mobile phones do not support the use of two SIM cards at the same time. Telecommunications cards, if two telecommunications cards are inserted, one card will not be recognized.

6. For mobile phones that support dual SIM cards, you only need to insert two SIM cards into the mobile phone to achieve dual network and dual standby. No additional settings are required. (Some models support the use of two telecommunications cards at the same time. Go to vivo's official website--service--online customer service--enter manual to consult online customer service.