PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC. How to open PC Health Check. In Windows, use Search on the taskbar to ...

Cast to an external display from your Windows PC. You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.

The Microsoft Edge feature that blocks pop-ups is effective in preventing websites from automatically opening a new window or tab, or a partial window on top of your current web page. This feature is turned on by default.

Having trouble connecting to your email from Outlook on your desktop? Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue.

Add, turn off, or remove extensions in Microsoft Edge. Applies To. Extensions, or add-ons, are simple tools that customize your browser experience and offer you more control. Here's how to add, turn off, and remove them in Microsoft Edge .

Codecs in Media Player. Applies To. Codecs allow you to play different formats of audio and video files. Media Player supports a wide variety of codecs. Most are included out of the box; some additional codecs can be installed from the Microsoft Store.

In Outlook, you can create one or more personalized signatures for your email messages. Your signature can include text, links, pictures, and images (such as your handwritten signature or a logo). Start guided support. Or, select a tab option below for the version of Outlook you're using.

For those devices, you can sign in with an app password instead. An app password is a long, randomly generated password that you provide only once instead of your regular password when signing in to an app or device that doesn't support two-step verification.

You can easily edit the passwords saved in Microsoft Edge. Important: Changing the password in Microsoft Edge doesn't change the password for the website. You'll need to ensure that the password stored in Microsoft Edge matches the password you've set for the website. Go to Settings and more > Settings > Profiles > Passwords .

Help for admins of small businesses. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.