Send digitally signed messages as clear text if you want to make sure that your digitally signed messages can be opened by all recipients, even if they do not have an S/MIME mail application and can't verify the certificate.

Learn how the AI-driven Support Virtual Agent works and how it can help answer your Xbox support questions.

Signing certificate To create a digital signature, you need a signing certificate, which proves identity. When you send a digitally-signed macro or document, you also send your certificate and public key.

To change the Copilot app shortcut key, go to Account > Keyboard Shortcut and type in a different shortcut combination. You can also delete the shortcut key to remove it altogether.

Just sign in with a free Microsoft account or a Microsoft 365 work or school account. With a qualifying Microsoft 365 subscription, you'll also have access to premium features.

Signing into the Copilot app on Windows requires using a personal Microsoft Account. If you do not already have a Microsoft Account, learn how to create one. Signing into Copilot gives you access to your chat history, more image creation, longer conversations, longer usage of voice, and other Copilot features.

You can access Copilot Chat directly by signing in with your work or school account at copilot.microsoft.com, or from your Microsoft 365 apps, such as Word, Excel, PowerPoint, Outlook, or Teams.

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.

Find digital ID or digital signature services. Explore subscription benefits, browse training courses, learn how to secure your device, and more. Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Make Teams meetings and calls more inclusive with the Interpreter agent when participants don't share a common language. Interpreter is ideal for meetings and calls where participants speak different languages and you’d traditionally rely on a human interpreter.