Microsoft account help and support. Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile.

Select Review activity to check for any unusual sign-in attempts on the Recent activity page.If you see account activity that you're sure wasn't yours, let us know and we can help secure your account—if it's in the Unusual activity section, you can expand the activity and select This wasn't me.If it's in the Recent activity section, you can expand the activity and select Secure your account.

Discover the latest updates for Windows 10, including improvements and fixes, known issues, and guidance on how to get the update.

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery .. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:

Location history. Some Windows apps and services that use location info also use your location history. When the location setting is on, locations looked up by apps or services will be stored on the device for a limited time (24 hours), then deleted.

Use the Xbox app on mobile, Xbox.com, or the Microsoft Store on PC to remotely install games to your console or PC—so your games are ready when you are.

When you install Office 2010, you'll be prompted to enter a 25-character product key that looks something like this: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX

Use a code. Select Teams on the left side of the app, then select Create and join teams and channels at the top of your teams list.

Here's more info on what permissions allow an app to do: Access all your files, peripheral devices, apps, programs, and registry: The app has the ability to read or write to all your files (including documents, pictures, and music) and registry settings, which allows the app to make changes to your computer and settings. It can use any peripheral devices that are either attached or part of ...

Tips for creating an effective presentation. Consider the following tips to keep your audience interested. Minimize the number of slides. To maintain a clear message and to keep your audience attentive and interested, keep the number of slides in your presentation to a minimum.