Product keys for Windows - Microsoft Support
Find your product key to activate Windows. A product key is a 25-character code that's used to activate Windows and helps verify that Windows hasn't been used on more PCs than the Microsoft Software License Terms allow.
Protect my PC from viruses - Microsoft Support
Make sure User Account Control (UAC) is turned on - When changes are going to be made to your PC that require administrator-level permission, UAC notifies you and gives you the chance to approve the change.UAC can help keep viruses from making unwanted changes. To open UAC, swipe in from the right edge of the screen, and then tap Search. (If you're using a mouse, point to the upper-right ...
Contact Skype support - Microsoft Support
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
Make text and apps bigger - Microsoft Support
Make text bigger on your screen. If the text size feels too small when navigating through Windows, you can make the text bigger. This affects, for example, title bars, menus, and icon texts.
Microsoft Teams help & learning
Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.
Using the new Bing on the Windows taskbar - Microsoft Support
Open directly from the Search bar. If the Bing Chat icon is displaying in your Search bar on the taskbar, simply select it and Bing Chat will open in Microsoft Edge.. Open in Search Home. Here's how: Select the Search icon or the Search bar on your taskbar.
Unlink and re-link OneDrive - Microsoft Support
Unlinking and re-linking your computer to OneDrive can help solve some sync problems. You can also use these same steps to move your OneDrive to a new location, such as an external disk drive.
Applies To:
OneDrive for Business, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows
Join a meeting without an account in Microsoft Teams
Learn how to join a Microsoft Teams meeting if you don't have an account. Join a Teams meeting as a guest in the Windows app or on the web.
Applies To:
Microsoft Teams
Help with the Microsoft account recovery form
2. Fill out the form using a recognized device and location. If possible, complete the form using a device you previously used to sign into your account and at a location where you commonly use that device and that we'll recognize, such as your home or office.
Beheben von Sound- oder Audioproblemen in Windows
Hardwareprobleme können durch veraltete oder fehlerhafte Treiber verursacht werden. Stellen Sie sicher, dass der Audiotreiber auf dem neuesten Stand ist, und aktualisieren Sie ihn bei Bedarf.