Windows troubleshooters - Microsoft Support
Use the audio troubleshooter if you experience issues with sound on your computer. Open the Get Help app.. In the Search bar, enter audio troubleshooter .. If asked to consent to proceed with diagnostics, select Yes .. Allow a few moments for the scan to complete.
Screen mirroring and projecting to your PC or wireless display
Note: The Wireless Display app is available on devices running Windows 11, version 22H2 and later.If you're running an earlier version of Windows, launch the Connect app by entering connect in the search box on the taskbar, and selecting Connect in the list of results. To find out which version of Windows you're running, see Which version of Windows operating system am I running?
January 28, 2025—KB5050094 (OS Build 26100.3037) Preview
Use Deployment Image Servicing and Management (DISM.exe) to install the target update. DISM will use the folder specified in PackagePath to discover and install one or more prerequisite MSU files as needed. Updating Windows PC. To apply this update to a running Windows PC, run the following command from an elevated Command Prompt: ...
Restore a previous version of an Excel file - Microsoft Support
How to restore an Excel file to an older version when the file can no longer be opened. There are scenarios in which files become corrupted and can't be opens in Excel anymore. When this happens, users can try to restore their files to older versions. This is a workaround to prevent users from losing all their data.
Applies To:
Excel for the web
About Windows Mixed Reality Link - Microsoft Support
Setup. On your Windows 11 PC, you'll need to install the Mixed Reality Link application from Microsoft Store.. For complete setup instructions please see these directions at Meta Quest's website.. Frequently asked questions and issues. Here are some of the more common questions or problems about using Mixed Reality Link with your Meta Quest headset.
.NET 8.0 Update - January 14, 2025 (KB5050525) - Microsoft Support
NET 8.0 has been refreshed with the latest update as of January 14, 2025. This update contains both security and non-security fixes. See the release notes for details on updated packages..NET 8.0 servicing updates are upgrades.
Free up drive space in Windows - Microsoft Support
Note: If it’s been fewer than 10 days since you upgraded Windows, your previous version of Windows will be listed as a system file you can delete.If you need to free up drive space, you can delete it, but keep in mind that you'll be deleting your Windows.old folder, which contains files that give you the option to go back to your previous version of Windows.
How to check if your device meets Windows 11 system requirements after ...
Wait until the task completes. The task completes when its Status column shows Ready.To refresh the status, select Action > Refresh in the top navigation menu.. Refresh using an administrator Command Prompt. Right-click on the Start menu and select Search .. In the Type here to search text box, enter: cmd
Fix sound or audio problems in Windows - Microsoft Support
If multiple audio output devices are available, check that you have the appropriate one selected. Here's how: Select the Speakers icon on the taskbar.. Next, select the arrow to the right of the speaker volume slider to open a list of audio devices connected to your computer. The tool tip should display as Select a sound output when hovering over the arrow.
Switch to new Outlook for Windows - Microsoft Support
If you're not interested in trying the new Outlook for Windows just yet and don't want to be a part of this one-time switch, in classic Outlook go to File > Options> General > New Outlook options and uncheck Automatically switch me to new Outlook.. If you don't see this option, it means you're not currently eligible for an automatic switch to new Outlook for Windows at this time.
Applies To:
Outlook for Microsoft 365