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Xbox system update (OS 10.0.26100.9647)

Microsoft released an Xbox system update (OS version 10.0.26100.9647) on 28/10/2026. Microsoft does not publish CVE details for console system updates.

Manufacturer release date: 28/10/2026

Article last updated: 30/10/2026

Sources last checked: 29/10/2026

The source check for this release hasn't completed in over 24 hours — some information may be out of date. The manufacturer's official page below is always the most current source.

What has changed

Microsoft's release notes list: Achievements; Whether you’ve spent years chasing every achievement, or are simply proud of the games you’ve finished, Mythic Achievements recognize some of the biggest accomplishments in your XBOX history.; You earn a Mythic Achievement when you complete all original achievements for a game. Achievements added later through DLC or updates aren’t required, and once you’ve earned Mythic status, it’s yours to keep.; You can view your total Mythic Achievement count in the Gaming tab of your profile, and your progress toward Mythic status in a game’s achievement list; Additionally, you can now sort games by name, completion percentage, gamerscore earned, or number of Achievements unlocked in addition to the default ‘last played’ view. Every option can be sorted in ascending or descending order, giving you more flexibility to explore your achievements the way you want.; Startup Animations; You can now choose which animation you see when starting up your console, with options spanning from XBOX One through the latest generation. This new setting can be found under Settings > System > Startup . The existing setting that lets you choose to play the startup animation without sound has also been moved to this page.; Games – Disc to digital licensing.

Who should check

Covers: Xbox consoles.

Applies to: Xbox Series X|S, Xbox One.

We don't know which software your device is running. The steps below show you how to check — then compare what you see with the affected versions listed here.

What to do

On the console, go to Profile & system > Settings > System > Updates, or follow Xbox Support's update help page.

Xbox One and Xbox Series X|S receive updates on shared system branches; if no update is offered, the console may already be on the latest version.

How to check, and how to update

Xbox console

Check the version: Press the Xbox button, then go to Profile & system > Settings > System > Updates & downloads to see the installed system version.

Install the update: In the same Updates & downloads screen, choose the available update and follow the instructions.

Menus can differ slightly between models and software versions — if something looks different, follow the manufacturer's official page below.

Xbox Support: system update help

Official sources

Record history

  • 30/10/2026 — approved_publication: Approved in Umbrello editorial queue: a86f32c2-8b08-45d4-96be-7f56f9281b5b

Written from official sources; not an automated feed. Guidance can help reduce risk. No setting or service can guarantee complete online safety.

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