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.

A list of Excel training, from entry level to advanced skills, plus templates and other resources.

If the self-help answers don't resolve your issue, try a different search, or scroll to the bottom of the Help pane and, under Still need help?, select Yes.

Note: Use these steps for Windows programs.If you're having problems with an app you got from Microsoft Store, go to Fix problems with apps from Microsoft Store.

If you've recently installed a Windows update and you are having a problem, here's how to uninstall the update to try to resolve the issue: Select the Start button, then select Settings > Update & Security > Windows Update > View update history > Uninstall updates. View update history settings

Under Microsoft Defender Firewall, switch the setting to On.If your device is connected to a network, network policy settings might prevent you from completing these steps. For more info, contact your administrator.

Узнайте, как использовать ножницы для захвата снимка экрана или фрагмента любого объекта на экране, а затем добавлять заметки, сохранять или предоставлять общий доступ к изображению.

Learn more. Fix problems with apps from Microsoft Store. Manage your purchases from the Microsoft Store. Need more help? Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option.

Select the Start button, then go to Settings > Personalization > Lock screen, and select Screen saver settings.In the Screen Saver Settings window, choose a screen saver from the drop-down list. Change your screen saver settings

In the search box on the taskbar, type Create a restore point, and select it from the list of results.