Learn how to download Microsoft Support and Recovery Assistant to help fix problems with Microsoft 365, Office, or Outlook.

Fix File Explorer if it won't open or start. Note: File Explorer is not the same tool as Microsoft Edge. To open Microsoft Edge, in the search box on the taskbar, type Microsoft Edge, and then select it from the results. To open File Explorer in Windows 11, select File Explorer on the taskbar or press the Windows logo key + E on your keyboard.

Download and install apps As you're getting your Microsoft 365 business subscription set up, you'll want to download and install your Microsoft 365 apps, like Word, Excel, Microsoft Teams, and PowerPoint, on your PC or Mac.

Find out how to back up your apps, files, photos, and preferences on your Windows PC with File History and other tools.

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 the top of the window to search for SharePoint.

Defragment your Windows 10 PC. Windows 10. Optimizing your drives can help your PC run smoother and boot up faster. To optimize them: Select the search bar on the taskbar and enter defrag. Select Defragment and Optimize Drives. Select the disk drive you want to optimize. Select the Optimize button. Defragment your Windows 10 PC.

Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.

On the Tools menu, click Internet Options, and then click the Content tab. Click Certificates, and then click the Personal tab. Important: If you digitally sign a document by using a digital certificate that you created, and then you share the digitally-signed file, other people cannot verify the authenticity of your digital signature without ...

Install a printer in Windows. When you connect a printer or scanner to your PC or add a new printer or all-in-one device to your home network, you can usually start printing right away. Windows 11 supports most printers, so you probably won't have to install special printer software. Additional printer drivers and support might be available if ...

Learn how to sign into your PC with Windows Hello using a PIN, facial recognition, or fingerprint.