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Hi 桦 瞿,
Thank you for contacting the Microsoft Community regarding your Surface Pro 11 battery charge limit issue.
To assist you effectively, please confirm if any recent updates were installed. Kindly share a screenshot of your device specifications.
Next, download and run the Surface Diagnostic Toolkit from the Microsoft Store to perform a full device check. Also, ensure your system is up to date via Settings > Windows Update, then restart your device.
Open the Surface App, navigate to Battery & charging, and select Charge to 100%.
For more details, please refer to this article on Smart Charging on Surface. https://support.microsoft.com/en-us/surface/smart-charging-on-surface-dda48e48-950b-421c-a436-c48c55e158c4
Let me know if you need further assistance and I'm happy to help.
Warm regards,
Edward Schlobohm
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