Software versions & updates: HTC One (M8)

    Learn how to check the software version and see official versions for the HTC One (M8). Find out more on this page:


    Beginning September 8, the HTC One (M8) received a software update to 4.20.531.5. This update provides:

    New Features



    Messaging security improvements



    Software version

    Software update: Automatic (OTA)

    Software update: Download




    Software version

    Check the software version

    To check the current software version, follow these steps:


    1. From any Home screen, tap the Applications icon.
    2. Scroll to and tap Settings.
    3. Scroll down to and tap About.
    4. Tap Software information.
    5. View the Software number.


    Software versionStatus


    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 4.20.531.5.

    If the update fails, contact customer care.

    Other versions

    Your phone has non-T-Mobile software, and it is unsupported. The manufacturer and T-Mobile cannot update your software.



    Requirements to update

    To be able to update to the current software version, the below requirements must be met:

    • 50% or higher battery life
    • Data connection
    • Size of update: 54 MB


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    Software update: Automatic (OTA)

    Update automatically Over-The-Air (OTA)

    This software update will not be pushed to your phone. For steps to manually check for a software update, see Software update: Download below.




    Software update: Download

    Download and install software update

    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:


    1. From the Home screen, tap the Apps icon.
    2. Tap Settings.
    3. Tap About.
    4. Tap Software update.
    5. Tap Check Now and follow the on-screen prompts.
      Note: This is a large update and may take 20 minutes or more to download and install.



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