Fix your audio drivers. Hardware problems can be caused by outdated or malfunctioning drivers. Make sure your audio driver is up to date and update it if needed. If that doesn't work, try uninstalling the audio driver (it will reinstall automatically).

Sign in to SharePoint. SharePoint is a browser-based app that you connect to through your web browser, like so: Go to office.com, and sign in to your work or school account. In the upper left corner of the window, select the app launcher > All apps > SharePoint. Tip: If you don't see the SharePoint app under All apps, use the Search box near ...

Your PIN is securely stored on your device, it isn’t transmitted anywhere, and it isn’t stored on a server. This makes it more secure than a traditional password. If you want to change your PIN, or need to reset it, you have different options.

You can download free, pre-built document templates with useful and creative themes from Office when you click File > New in your Office app. Templates can include calendars, business cards, letters, cards, brochures, newsletters, resumes, cover letters , presentations, social media and much more.

Navigate to the folder that used to contain the file or folder, right-click it, and then select Restore previous versions. If the folder was at the top level of a drive, for example C:\, right-click the drive, and then select. You'll see a list of available previous versions of the file or folder.

Learn how to add user accounts in Windows 10 and Windows 11. With an account, each person has separate files, browser favorites, and a private desktop.

The SUMIFS function, one of the math and trig functions, adds all of its arguments that meet multiple criteria. For example, you would use SUMIFS to sum the number of retailers in the country who (1) reside in a single zip code and (2) whose profits exceed a specific dollar value.

If your PC is running low on free space, you might not be able to install important Windows updates, and your PC’s performance may be affected. Here are some ways to free up space so you can keep your PC up to date and running smoothly.

Windows Media player should now be reinstalled. Note: To troubleshoot issues like playback and codec problems, see the "Get help" section in Windows Media Player. Learn how to get Windows Media Player 12 for Windows 10, Windows 8.1, and Windows 7.

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