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I can’t start Microsoft Outlook or receive the error “Cannot start ...
We can diagnose and fix several common Outlook issues for you. If our automated tool can't fix your issue, or if you'd like to fix it yourself, see the next section.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Microsoft 365 admin
Which version of Windows operating system am I running?
Learn how to find which version of Windows operating system your PC is running and device specifications.
Multiple desktops in Windows - Microsoft Support
Use multiple desktops in Windows to organize projects, or quickly switch between desktops before a meeting.
Update drivers manually in Windows - Microsoft Support
Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.
How to earn Microsoft Rewards points - Microsoft Support
Learn how to earn Microsoft Rewards points when you browse the web with Microsoft Edge, search on Bing.com, and more.
Applies To: Microsoft account dashboard
How to troubleshoot Windows Installer errors - Microsoft Support
Describes how to troubleshoot problems that occur when you install, uninstall, or upgrade a program on a Windows-based computer by using Windows Installer.
Download the new Microsoft Edge based on Chromium
Learn how to download the new version of Microosft Edge, based on Chromium.
Fix sound or audio problems in Windows - Microsoft Support
Find out how to fix sound or audio problems in Windows.
Solve PC problems remotely with Remote Assistance and Easy Connect
Remote Assistance and Easy Connect let someone you trust take over your Windows 10 PC and fix a problem from wherever they are.
Set apps to run automatically when you start your device
You can choose which apps will start automatically when you start your device.