Microsoft have released the October 2021 update for the Surface Duo. Unfortunately, this is not an Android 11 update, this month’s update is just the October Android security and comes in at just 51.04mb.

Microsoft say Android 11 is coming to the original Surface Duo at some point this year and the Surface Duo which starts shipping next week comes with Android 11.


The following updates are available for unlocked Surface Duos in North America, Europe, and for locked AT&T Surface Duos.

 Software version Update info
2021.913.25 (North America)

2021.913.26 (Europe)

2021.913.27 (AT&T Locked Device)

This update:

  • Addresses scenarios outlined in the Android Security Bulletin – October 2021.


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