This article explains how you can get or create a digital signature for use in Office documents. To learn more about how to use them in Office documents, see Add or remove a digital signature in Office files.. What is a digital signature?

Repair programs in Control Panel. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available.If it isn't available or doesn't fix the problem, select Reset.

Add participants to an existing group chat. You may only add external access participants to existing or ongoing chats that already include at least one external access participant.

Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.

Tip: To quickly share with specific people, you can type in their name or email and then use the pencil icon to the right of the Name, group or email field to select Can edit or Can view.Then follow the same steps below to share with the specific people you listed. For Word documents, you can use the Can review option to let someone add comments and suggestions but prevent them from making edits.

Windows 10 puts notifications and quick actions in Action Center—right on the taskbar—where you can get to them instantly. Select Action Center on the taskbar to open it. (You can also swipe in from the right edge of your screen, or press Windows logo key + A.). Notifications at a glance

Ctrl+click the application you selected and click Move to Trash.

When you're in a conference room and need to project, connect your PC using one of the cable connectors in the room, press the Windows logo key + P, and then choose one of the four options:. PC screen only.

If the Encrypt contents to secure data check box is selected, you have to have the certificate that was used to encrypt the file or folder to be able to open it. In this situation, you should obtain the certificate from the person who created or encrypted the file or folder, or have that person decrypt the file or folder.

You'll see the list of files you saved to OneDrive or OneDrive for work or school. The type files you see are specific to the app you opened them in.