Learn how to check the software version and see official versions for the HTC One (M8). Find out more on this page:
Beginning February 10, the HTC One (M8) received a software update to 4.20.531.4. This update provides:
Android 5.0 Lollipop
Software update: Automatic (OTA)
Software update: Download
To check the current software version, follow these steps:
Your software is up to date. There are no updates available.
This document will be updated if and when new software is available.
Your phone can update to software version 4.20.531.4.
If the update fails, contact customer care.
Your phone has non-T-Mobile software, and it is unsupported. The manufacturer and T-Mobile cannot update your software.
To be able to update to the current software version, the below requirements must be met:
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This software update will be pushed to your phone starting February 10. Your phone will notify you when it is ready to update. If your phone has not received an OTA message, see Software update: Download below.
After receiving the OTA notification, follow these steps:
You can download and install the software update:
From the phone
Update software from the phone
To check for updates and download the update from servers, follow these steps:
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