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firmware rollback

About this tag
Discussions on WindowsForum.com about firmware rollback focus on resolving issues introduced by firmware updates, such as battery charge caps or missing UEFI settings. In the Surface Pro 11 case, a firmware update caused a battery limit regression, capping charge at 50% and removing the UEFI toggle to disable it. Users explore rolling back the firmware to restore normal charging behavior. Microsoft acknowledged the problem and investigated, but firmware rollback is discussed as a potential fix. The tag covers troubleshooting steps, risks, and outcomes when reverting firmware on Windows devices, particularly Surface hardware.
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    Surface Pro 11: Battery Limit Regression and 80% Charge Feature

    Microsoft’s Surface Pro 11 — a device praised for its exceptional standby and all‑day battery endurance — is suddenly being hamstrung for some owners: a firmware/UEFI interaction is capping affected units at roughly 50% state of charge, and in many cases the usual UEFI toggle to disable that cap...
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    • Thread
    • 80% charge battery life battery limit battery regression ec firmware embedded controller firmware firmware rollback microsoft support microsoft surface smart charging snapdragon surface support escalation surface laptop surface pro tech news uefi windows update
    • Replies: 0
    • Forum: Windows News
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