Let's take a good look at the clues in this example that pretends to be a subscription confirmation to Norton LifeLock. 1. The sender address. The sender's email address is often the first clue that the message is a fake. In this example they haven't even tried to make it look real.

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.

If you feel like you’ve been the target of a technical support scam, you can help Microsoft stop cybercriminals by reporting it. Learn more about avoiding technical support scams.

You are prompted for the license reset. Describes an issue in which you receive a "1722" error message when you try to reinstall Flight Simulator X. Describes how to obtain and run the Software Licensing System Reset Tool.

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

If you bought a physical item from the Microsoft Store, and we're shipping it to you, you can check the status on the order history page. Tip: If you didn't sign in and used Guest Checkout when you created your order, use the Guest Order Lookup instead.

Create a system restore point. In the search box on the taskbar, type Create a restore point, and select it from the list of results. On the System Protection tab in System Properties, select Create. Type a description for the restore point, and then select Create.

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Make older apps or programs compatible with Windows. Most apps (and other programs, like games or utilities) that were created for earlier versions of Windows will work in the most recent versions of Windows 10 and Windows 11, but some older ones might run poorly or not at all.

Under System and Security, select Fix problems with Windows Update and then follow the instructions. After the troubleshooter is done, try installing the service pack again. Learn how to install Windows 7 Service Pack 1 (SP1). Includes info about how to get the download, requirements, and more.