Obtain a digital certificate and create a digital signature
WEBA digital signature or ID is more commonly known as a digital certificate. To digitally sign an Office document, you must have a current (not expired) digital certificate. Digital certificates are typically issued by a certificate authority (CA), which is a trusted third-party entity that issues digital certificates for use by other parties.
Digital signatures and certificates - Microsoft Support
WEBA certificate is usually valid for a year, after which, the signer must renew, or get a new, signing certificate to establish identity. Note: You can learn more about public and private keys in this article. Certificate authority (CA) A certificate authority is …
Fix sound or audio problems in Windows - Microsoft Support
WEB1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections. 5. Check sound settings. 6. Fix your audio drivers. 7. Set your audio device as the default device. 8. Turn off audio enhancements. 9. Restart Audio Services
Open Control Panel in Windows - Microsoft Support
WEBOpen Control Panel in Windows - Microsoft Support. Windows 10. In the search box next to Start on the taskbar, type control panel. Select Control Panel from the list of results. Note: Many Control Panel features are simpler and faster in Settings . Open Settings. Open Control Panel in Windows.
Send a digitally signed or encrypted message - Microsoft Support
WEBIn an email message, select Options > Security > Encrypt Message. Finish composing your message, and then click Send. Note: When you send an encrypted message, your recipient's certificate is used to encrypt his or her copy of the message. Your certificate is used to encrypt the copy that is saved to your Sent Items or Drafts folder in Outlook.
Find your Windows product key - Microsoft Support
WEBLocate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.
Earn a Microsoft Office Specialist (MOS) certification
WEBBeing certified as a Microsoft Office Specialist demonstrates you have the skills needed to get the most out of Office. Find training and earn a MOS certification in: Microsoft Word 2013 (Exam 418) Microsoft Excel 2013 (Exam 420) Microsoft PowerPoint 2013 (Exam 422) Microsoft Outlook 2013 (Exam 423) Microsoft Access 2013 (Exam 424)
KB5014754—Certificate-based authentication changes on …
WEBMay 10, 2022 · Take action. To protect your environment, complete the following steps for certificate-based authentication: Update all servers that run Active Directory Certificate Services and Windows domain controllers that service certificate-based authentication with the May 10, 2022 update (see Compatibility mode ).
Activate Windows - Microsoft Support
WEBA product key is a 25-character code used to activate Windows. What you'll see is PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. After determining which activation method you use, follow the steps in the corresponding Activate using a digital license or Activate using a product key .
Download and install or reinstall Microsoft 365 or Office 2021 …
WEBFrom the Microsoft 365 home page select Install apps. Select Install (or depending on your version, Install apps> ). From the home page select Install apps (If you set a different start page, go to aka.ms/office-install .) For Microsoft 365 operated by 21 Vianet go to login.partner.microsoftonline.cn/account.
Update drivers manually in Windows - Microsoft Support
WEBMore help. If you can't see the desktop and instead see a blue, black, or blank screen, see Troubleshoot blue screen errors or Troubleshoot black or blank screen errors. Check for Windows updates. Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.
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