Can I change my mobile phone number to a 4g card in other places?

Foreign mobile business hall can't accept local number service, so it can't upgrade 4G cards in other places.

Solution: You can apply for upgrading the 4G card through the Internet and mail it.

The method is as follows:

1. Log in to your mobile phone number in official website, click Do Business, and then choose to upgrade to 4G.

2. Click the change card in the 4G area without changing the number.

3. Select the card type. If it is not a series of Apple 5 or above, please choose the first one.

4. Fill in the mailing address.