Alarms and timers work even if the app is closed or your device is locked. If you see a warning that notifications only show if the device is awake, make sure your device doesn’t go to sleep (Go to Start > Settings > System > Power & sleep to adjust your device’s sleep settings).

Note: Some cameras won't appear in the Camera settings page.These include infrared (IR) cameras used for Windows Hello Face authentication, cameras using DirectShow technology (like many apps provided by DSLR or action camera manufacturers so their devices can be used as webcams), and proprietary cameras that aren't managed by Windows—such as industrial cameras and many networked cameras.

Type three of the characters shown below, and then press Enter. The line is inserted for the full width of the page. When inserted into a column, the line is inserted to match the width of the column.

In Sound settings, go to Input to see your connected microphones. If it's a Bluetooth microphone, select Add device.

Confirm Do not disturb is Off. (In Windows 10, select Focus assist settings and confirm Get all notifications from your apps and contacts is Off.)

After you create your drop-down list, make sure it works the way you want. For example, you might want to check to see if Change the column width and row height to show all your entries.. If the list of entries for your drop-down list is on another worksheet and you want to prevent users from seeing it or making changes, consider hiding and protecting that worksheet.

Features with audio and video functionality.. Many features that come as part of Windows can be used to view or play video or audio content. Here are some examples: OneNote app (lets people record or play audio), Microsoft Edge web browser (lets people play audio and video content on the internet), the Photos app, the OneDrive app, and others.

Download a calendar template: Browse through the calendar templates, choose an Excel calendar template that is best for you.Click the Download button on the template page, open the template file in Excel, and then edit and save your calendar.

A guide to help you identify and access your Microsoft account. How to check if your email is a Microsoft account? Go to the Microsoft account sign-in page at https://account.microsoft.com and enter your email address.

For a black screen, use the following keyboard shortcut: Windows logo key + Ctrl + Shift + B.