Learn how to insert the SIM card or unlock the HTC One. Find out more on this page:
Mobile Device Unlock
To insert or remove the SIM card, follow these steps:
SIM card – Remove
Back to top
To delete SIM messages, follow these steps:
We're sorry, but this feature is not supported for your device.
The Mobile Device Unlock code allows the device to use a SIM card from another wireless carrier. This may be necessary when traveling internationally. To enter the Mobile Device Unlock code, follow these steps:
Important: Stop if you receive an error message. The device may lock permanently if you enter the incorrect code multiple times.
Are you sure you want to delete this document?