Welcome to vivo Support

How to set the SIM card as the Data card?

How to distinguish SIM1 from SIM2?

How to disable my SIM card?

Where can I find the SIM card Toolkit?

How to insert the SIM card into my phone?

Can I answer or make calls if the SIM card is disabled?

Why is the SIM toolkit gray on my phone?

How many SIM & SD cards can be inserted into my phone?

SIM Toolkit is always showing error. What should I do?

Can I remove or insert SIM and SD card when my phone is on?

What is SIM PIN?

How to change SIM PIN?

What is PUK?

Can I change the name of SIM card?

How to set the default messages delivery card?

How to check the SIM card storage details?

How to transfer contacts from SIM card to my phone?

Where can I find SIM messages?

Is there any limit to the contacts number saved on SIM card?

What should I do if I forget PUK?

Can I transfer the messages stored on the phone to the SIM card?