To turn off your PC in Windows 10, select the Start button, select the Power button, and then select Shut down.. I'm having trouble opening the Start menu

Troubleshoot issues that occur when setting up external monitors. If you are trying to set up an external monitor and it’s not working, press the Windows logo key + P to make sure that the Extend option is selected. If the Extend option is selected, try the following troubleshooting tips.

Important: The following steps apply only to devices currently running an activated copy of Windows 11 Home.If you’re not activated, we recommend you activate Windows 11 Home first. For more info, see Activate Windows.

Windows devices may get new functionality at different times as Microsoft delivers non-security updates, fixes, improvements, and enhancements via several servicing technologies—including controlled feature rollout (CFR).. Windows will let you know if you need to restart your device to complete an update, and you can choose a time that works best for you to complete that update.

Check the Xbox services, games, and apps for any service outages.

In Sound settings, go to Input and under Test your microphone, look for the blue bar that rises and falls as you speak into your microphone.If the bar is moving, your microphone is working properly.

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:

To pin Quick Assist to your taskbar so you can quickly get back to it, after Quick Assist is open, right-click (or press and hold) the icon on your taskbar > Pin to taskbar. If the old app icon still appears on your device, make sure you select the new app icon.

You can right-click the contact group and select Delete from the menu or click the group, then select Delete from the Ribbon.. Contacts are not deleted, only the contact list.

To find touchpad devices, select Human Interface Devices or Mice and other pointing devices, then right-click the device you'd like to update.