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Office 2019 for Windows and Mac FAQ - Microsoft Support
Commercial and consumer customers can now purchase Microsoft Office 2019 for Windows and Mac. Office 2019 is the next perpetual release of Office. It includes significant improvements over Microsoft Office 2016 and earlier versions of on-premises Office. To download and install Office 2019, see Download and install or reinstall Microsoft 365 or ...
适用于: Office 2019, Office 2016 for Mac
Passkeys overview - Microsoft Support
Passkeys are the future of authentication, and for good reason! They're incredibly easy to use and intuitive, eliminating the need for complicated password creation processes and the hassle of remembering them. Plus, they're unique to each website or application, so you don't have to worry about someone using your passkey to access other services.
Sign in using Microsoft Authenticator - Microsoft Support
If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in: Enter your username at the sign-in prompt and select Next. Select Send notification. You will be prompted to Check your Authenticator app and may also be shown a number. On your mobile device, open Authenticator, or ...
Freeze panes to lock rows and columns - Microsoft Support
Select View > Freeze Panes > Freeze First Column. The faint line that appears between Column A and B shows that the first column is frozen. Freeze the first two columns. Select the third column. Select View > Freeze Panes > Freeze Panes. Freeze columns and rows. Select the cell below the rows and to the right of the columns you want to keep ...
适用于: Microsoft 365 专属 Excel, Excel 网页版, Excel 2021, Excel 2019, Excel 2016
Error 0xC0000142 when you start an Office application
Solution 4 - Ensure the Office Software Protection Platform is running. In Windows 10, type Services in the search bar and open the app. In the list of Services, look for a service called Office Software Protection Platform, right-click and select Properties. Note: If Office Software Protection Platform isn't listed, you're on a newer version ...
Getting ready for the Windows 11 upgrade - Microsoft Support
To check if Windows 11 is ready for your device, go to Start > Settings > Update & Security > Windows Update and select Check for updates. If the upgrade is available for your device and you want to proceed, download and install it. Note: Downloading and installing Windows 11 will most likely take longer than a typical Windows 10 feature update.
Unblock my Outlook.com account - Microsoft Support
To unblock your account, you'll need to reset your password. Unblock your account. Enter the email address of the blocked account, then enter the characters you see on your screen and select Next. Enter the code generated by your authenticator app or select Use a different verification option to get a text message. Notes:
适用于: Outlook.com
Beheben von Sound- oder Audioproblemen in Windows
Erfahren Sie, wie Sie Sound- oder Audioprobleme in Windows beheben.
Troubleshoot screen flickering in Windows - Microsoft Support
Screen flickering in Windows 11 is usually caused by a display driver issue or incompatible app. To determine whether a display driver or app is causing the problem, check to see if Task Manager flickers. Then, based on that information, you'll need to update, rollback, or uninstall your display driver or update or uninstall the app.
Improve my PC performance in Windows - Microsoft Support
Make sure the system is managing the page file size. Check for low disk space and free up space. Adjust the appearance and performance of Windows. Pause OneDrive syncing. Disable unnecessary startup programs. Check for and remove viruses and malware. Restore your PC from a system restore point. Tips to improve performance in Windows. If your ...