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Warmod's avatar
Warmod
Iron Contributor
Aug 14, 2025

Microsoft Surface Pro 9 not charging via a USB-C 65W PD charger

I purchased this 65 W USB-C PD Charger to charge My Microsoft Surface Pro 9 and this worked till recently always fast charging my laptop. However, since the latest update, when smart charging was introduced, my 65W USB-C PD charger is no longer charging my Surface Pro 9.I have to hit the power button and restart the Surface Pro 9 for it to recognize that it is connected to a charger and start charging. Once I disconnect the PD charger and connect it again, the Surface Pro 9 no longer recognize the charger and doesn't charge. However, the original Surface Power Adapter always works and always charges my Microsoft Surface Pro 9. I believe this problem was introduced by smart charging and when I try to disable smart charging I am unable to do that as shown in the attached image. when I go to the surface app and then go to the battery and recharging section it says smart charging is already paused and the option to charge to 100% is completely disabled. How do I fix this?

2 Replies

  • Easppen's avatar
    Easppen
    Iron Contributor

    Your issue with the Surface Pro 9 not consistently charging via your 65W USB-C PD charger after the latest update, especially with smart charging introduced, can be frustrating. It sounds like the system's smart charging feature might be interfering with third-party chargers, and your attempts to disable or pause smart charging aren't fully effective.

  • Sirko's avatar
    Sirko
    Iron Contributor

    Replace it with the original charger and force a restart. If it still doesn't work, send it for repair to check the charging IC.