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).

The easiest way to get language packs for Windows 8.1 and Windows RT is to download and install them using the Language Control Panel. Download and install additional languages to view menus, dialog boxes, and other user interface items in your preferred language.

If you're experiencing audio or video sync issues when using surround audio formats, consult your TV, receiver, or soundbar manufacturer for performance specifications.

If you’re having sound or audio problems, the following suggestions might help. The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn’t.

Resolve Windows blue screen errors with tips and resources to do your own troubleshooting, or contact the Microsoft support if you need more help.

If you open a page written in a different language than your preferred languages in settings, Microsoft Edge will automatically prompt you to translate it. The Translate icon appears in the address bar when you go to a web page that’s written in a foreign language. A language is considered foreign to you if it's not included in your Preferred languages list in Settings.

Windows Media Player is included with Windows 10 desktop. Note that the app no longer plays DVDs. Find Windows Media Player on your PC: Use the search box on the taskbar to search for "Windows Media Player"

Start the audio in the click sequence or immediately. In Normal view (where you edit your slides), click the audio icon on the slide.

Toggles audio muting on/off. Decreases the volume. Increases the volume. Plays or pauses audio or video. Dims the screen. Brightens the screen. Opens Search or Cortana.

Click the Performance tab, move the Hardware acceleration slider one notch to the left of Full (the standard acceleration setting), click OK, and then click OK again.