If you make significant hardware changes on your device, such as replacing your motherboard, Windows will no longer find a license that matches your device, and you’ll need to reactivate Windows to get it up and running.

Familiarize yourself with the steps, replacement components ( Microsoft Online Store and iFixit ), and tools ( iFixit) required to complete the repair. It's important to review the materials for your model before you purchase replacement components, and before beginning the repair.

If you reinstall Windows 11 after you make a significant hardware change to your PC (such as replacing the motherboard), it may no longer be activated. You can use the Activation troubleshooter to reactivate Windows. For more info, see Using the Activation troubleshooter.

Start the replacement process online. Important: Surface devices shipped in for service can't be repaired and must be replaced. We highly recommend that you back up your data if you can do so. We won't be able to recover it for you. Go to Select device for service and follow these instructions: Sign in with your Microsoft account.

If you purchased the accessory more than 30 days ago, but within the accessory warranty period, you can order a replacement accessory from Device services (console registration is required). Follow the onscreen prompts to place an order.

Register your Surface device. Troubleshoot the problem. Requesting service or repair. Select any heading below, and it’ll open to show more info: Service and repair options. Check the status of a repair or replacement. Prepare your Surface. What to do after service. Frequently asked questions.

Request an Xbox controller replacement. If your controller isn’t working and needs replacing, enter the controller’s serial number at the bottom of this page. You can find the serial number inside the battery compartment, below the barcode.

Select Update Driver. If Windows doesn't find a new driver, you can try looking for one on the device manufacturer's website and follow their instructions. Reinstall the device driver. In the search box on the taskbar, enter device manager, then select Device Manager.

Press [ Windows Key] + R or select Start > Run. Type “tpm.msc” (do not use quotation marks) and choose OK. If you see a message saying a “Compatible TPM cannot be found,” your PC may have a TPM that is disabled. See How to enable TPM for more information or check your PC manufacturer’s support information for instructions to enable the TPM.

An upgrade can take place on your existing device, though Microsoft recommends using Windows 10 on a new PC to take advantage of the latest features and security improvements. This FAQ is intended to answer questions about upgrading to Windows 10.