INTRODUCTION . Losing data because of a computer problem or a hard disk crash is discouraging, to say the least. You might lose family photos, your music collection, or financial data.

Security Note: Outlook accepts a wide variety of different file types, but blocks potentially unsafe attachments (including .bat, .exe, .vbs, and .js files) that can contain viruses. Even with Outlook attachment protection, be careful in opening any attachment, especially if it's from someone that you don't know or trust.

What can you customize? What you can customize: You can personalize your ribbon to arrange tabs and commands in the order you want them, hide or unhide your ribbon, and hide those commands you use less often.Also, you can export or import a customized ribbon. What you can't customize: You can't reduce the size of your ribbon, or the size of the text or the icons on the ribbon.

Use Version History to view previous versions of files stored in OneDrive or SharePoint libraries.

Control whether an app can run in the background. Select Start , then select Settings > Apps > Installed apps. Scroll to the desired app, select More options on the right edge of the window, then select Advanced options.. In the Background app permissions section, under Let this app run in background, select one of the following options: Always—The app runs in the background, receiving info ...

Important: you should limit the number of administrators on your Windows device because administrators have complete control over the system.Administrators can change settings, install software, and access all files. If too many people have this level of access, it could lead to security risks like malware installation or unwanted changes to your system.

To add a guest to your team in Teams: Go to the team in your team list. Tap More options > Manage members . Tap Add members , and enter the guest's email address. Anyone with a business or consumer email account, such as Outlook, Gmail, or others, can join your team as a guest.

Save your spreadsheet in binary (.xslb) format. You can reduce your file size by saving your spreadsheet as a binary workbook (.xslb) instead of the default format (.xslx).

Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

After a meeting After a meeting ends, return to its chat to reference or continue the conversation. Select Chat in Teams to find the meeting chat among all your other chats. In the chat list, meeting chats are preceded by the Calendar icon and have the same title as the meeting.. Meeting attendees who can access chat after a meeting include: . All meeting attendees of scheduled single-instance ...