Learn how to check the software version and see official versions for the HTC One (M8). Find out more on this page:
Beginning March 7, the HTC One (M8) received a software update to 6.20.531.5. This update provides:
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 6.20.531.5.
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 on a gradual roll out beginning March 7. Your phone will automatically download the update, then prompt you to install the update on your phone.
After receiving the OTA notification, follow the on-screen prompts to install.
Note: This is a large update and may take 20 minutes or more to download and install.
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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