Welcome to Copilot on Windows - Microsoft Support
To get started, open the Copilot app from the Start menu or use the Copilot icon if present on your Windows taskbar. If your device keyboard includes a dedicated Copilot key, you can also use it to launch Copilot. Copilot uses your Microsoft account to provide personalized assistance and access to a wide range of features.
Fix your Outlook email connection by repairing your profile
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.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business, Microsoft 365 admin
Sync files with OneDrive in Windows - Microsoft Support
Sync your files between Windows devices and the cloud with OneDrive. Learn how to install, use, and troubleshoot OneDrive with Microsoft Support.
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Office for business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business, SharePoint operated by 21Vianet
Install mobile apps and the Amazon Appstore on Windows
Learn how to use and install mobile apps on your Windows 11 PC with the Windows Subsystem for Android™.
Use Internet Explorer in Windows 10 - Microsoft Support
Internet Explorer 11 has been permanently disabled through a Microsoft Edge update on certain versions of Windows 10. If any site you visit needs Internet Explorer 11, you can reload it with Internet Explorer mode in Microsoft Edge. The same Internet Explorer 11 apps and sites you use today can open in Microsoft Edge with Internet Explorer mode. We recommend you use Microsoft Edge for a faster ...
How to download and install the latest printer drivers
Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.
Reinstall Windows - Microsoft Support
Connect the installation media you created to your PC and reinstall Windows 11. Open File Explorer and select the drive with the installation media. From the root directory of the drive, double-click setup.exe, and then select Yes when asked if you’d like to allow the app to make changes to your device.
Fix problems that block programs from being installed or removed
The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs. It also fixes corrupted registry keys. First, you'll need to download the troubleshooter. Download troubleshooter. If you see the File Download box when you start downloading, select Run or Open.
How to start a scan for viruses or malware in Microsoft Defender
If you suspect that your device may have malware you should have Microsoft Defender run a scan. Here's how to do that on Windows, Mac, or Android.
Applies To:
Microsoft Defender on Android, Microsoft Defender on Mac, Microsoft Defender on Windows
Back up your Windows PC - Microsoft Support
Find out how to back up your apps, files, photos, and preferences on your Windows PC with File History and other tools.