Learn how to download, install, and use the PC Health Check app to check your device's compatibility with Windows 11 and get tips to improve its performance.

Learn how you can use the free Microsoft Authenticator app to sign in to all your accounts without using a password.

Automatically fill a series of data in your worksheet, like dates, numbers, text, and formulas. Use the AutoComplete feature, Auto Fill Options button and more.

If you don’t want to use the proxy server when you visit certain websites, enter the ending of the website address in the exception list (for example, *.contoso.com). For multiple websites, type each website address and separate the addresses with a semicolon (for example: *.contoso.com; *.adatum.com).The * is a wildcard so any website addresses that end with the website address listed will ...

Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.

Your Outlook mailbox is only so big, and it’s a good bet that you won’t stop getting email anytime soon. To keep it from filling up, you can move old items you want to keep to an archive, a separate Outlook Data File (.pst) that you can open from Outlook any time you need it.

Learn how to locate, install, and share files with custom fonts compatible with Microsoft Office applications.

To activate Windows 10 using an internet connection: As Windows 10 will automatically activate if you are connected to the internet, you can confirm your activation status by selecting Start > Settings > Update & Security > Activation and looking under Windows.. If online activation fails, first try the activation troubleshooting in Activate Windows 10.

The security info that you replaced will be deleted in 30 days. During that time, we'll send notifications to the phone number or email address that's being removed, in case an attacker is attempting to remove your info.

Training: Watch and learn how to create a PowerPoint presentation, add/format text, and add pictures, shapes, and/or charts.