Joke Collection Website - Blessing messages - Xr American version has a lock. 13.4 1 version does not support Unicom card? Plug in the card and say there is something wrong with my sim card. Just plug in another cell phone.

Xr American version has a lock. 13.4 1 version does not support Unicom card? Plug in the card and say there is something wrong with my sim card. Just plug in another cell phone.

1. If the mobile terminal supports any Unicom standard, it can use Unicom card. Unicom's 2G standard is GSM, 3G standard is WCDMA, 4G standard is TDD-LTE and FDD-LTE;; .

2. If the terminal does not support the above Unicom system, the Unicom card cannot be used;

3. For the specific standards supported by mobile phones, you need to contact mobile phone customer service or check the mobile phone manual.