If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.

This article describes an issue that blocks the detection of the NK.bin file by the boot loader in Windows Embedded Compact 2013. An update is available to fix this issue. Before you install this update, all previously issued updates for this product must be installed.

Click File > Open. Click the location and folder that contains the corrupted workbook. In the Open dialog box, select the corrupted workbook. Click the arrow next to the Open button, and then click Open and Repair. To recover as much of the workbook data as possible, pick Repair.

If you pre-ordered a game and want to cancel, you can do so up to 10 days before the game launches at: Order history. After this time, you may be billed, and you’ll need to request a refund to cancel your order. For more info about digital game pre-orders, see: Pre-order Xbox digital games in the Microsoft Store.

Change default programs in Windows. Select Start > Settings > Apps > Default apps. In the search bar, enter the file type or link type you want, then select it from the list of results. You can choose which app can open that file or link type. Select an app to see what file types or link types it can open.

If you can't find an app or program, try the tips in See all your apps in Windows 10 and Program is not listed in add/remove programs after installation. If you get an error message when you're uninstalling, try the Program Install and Uninstall Troubleshooter.

If you run into problems trying to connect to a Bluetooth device, here are some troubleshooting steps to try. Note: For general info about how to connect a Bluetooth device to your PC, see Pair a Bluetooth device in Windows.

Restore from a system restore point. Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

File sharing over a network in Windows. Windows 11 Windows 10. Note: This article focuses on how to share files or folders over a Local Area Network (or LAN), such as connected computers within your home or workplace.