Add, remove, or change a trusted location in Microsoft Office
You should use a trusted location to store a file when you don't want that file to be checked by the Trust Center, or if you don't want it to open in Protected View. Especially files with macros, data connections, or ActiveX controls (what we call active content).
How to find and enable missing Copilot button in Microsoft 365 …
Copilot is available in the Home tab of Word, Excel, PowerPoint, and Outlook on the web if you are a Copilot subscriber. If you also have a Microsoft 365 subscription that includes the Microsoft 365 desktop apps then you should find Copilot available in those apps as well.
View, manage, and install add-ins for Excel, PowerPoint, and Word ...
View, manage, and install add-ins for Excel, PowerPoint, and Word. When you enable an add-in, it adds custom commands and new features to Microsoft 365 programs that help increase your productivity. Because add-ins can be used by attackers to do harm to your computer, you can use add-in security settings to help protect yourself.
Apply sensitivity labels to your files and email - Microsoft Support
You can apply sensitivity labels to your files and emails to keep them compliant with your organization's information protection policies.
Add or remove a digital signature for Microsoft 365 files
To learn about digital signatures (also known as digital ID), what they can be used for, and how to them in Word, Excel, and PowerPoint, see All about digital signatures. In the document or worksheet, place your pointer where you want to create a signature line. On the Insert tab, select Signature Line in the Text group.
Activate Office - Microsoft Support
Learn how to activate Office that is pre-installed on new Windows 10 PCs or using a new product key.
Language Accessory Pack for Microsoft 365 - Microsoft Support
Learn how to download, install, and configure Language Accessory Packs for Microsoft 365 to add additional display, help, and proofing tools to Microsoft 365.
View previous versions of Office files - Microsoft Support
Restore a previous version of an item or file in SharePoint. Enable and configure versioning for a list or library. Use Version History to view previous versions of files stored in OneDrive or …
What is Protected View? - Microsoft Support
Protected View is a read-only mode where most editing functions are disabled. There are several reasons why a file opens in Protected View: The file was opened from an Internet location - When you see the message in Protected View that says "Be careful - …
I forgot the account I use with Microsoft 365 - Microsoft Support
Your options to retrieve the account and password you use to sign in and install or reinstall Microsoft 365, or to manage your Microsoft 365 subscription vary depending if your product is a Microsoft 365 for home or Microsoft 365 for business product.
Microsoft 365 Quick Starts - Microsoft Support
Training: Get started quickly on all of your favorite Microsoft 365 apps with our popular Quick Start guides.