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Sound, video & pictures
Basic sound
Sound problems
Troubleshoot problems like having no sound or having poor sound quality.
Change the sound volume
Set the sound volume for the computer and control the loudness of each application.
Choose or disable the alert sound
Choose the sound to play for messages, set the alert volume, or disable alert sounds.
Use a different microphone
Use an analog or USB microphone and select a default input device.
Use different speakers or headphones
Connect speakers or headphones and select a default audio output device.
More About
User & system settings
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Keyboard
,
mouse
,
display
,
languages
,
user accounts
...
Music and portable audio players
I can't play the songs I bought from an online music store
Support for that file format might not be installed or the songs could be "copy protected".
My new iPod won't work
Brand-new iPods need to be set-up using the iTunes software before you can use them.
Open applications for devices or discs
Automatically run applications for CDs and DVDs, cameras, audio players, and other devices and media.
Songs don't appear on my iPod when I copy them onto it
Use a media player to copy the songs and safely remove the iPod afterward.
Why isn't my audio player recognized when I plug it in?
Add a
.is_audio_player
file to tell your computer that it's an audio player.
Photos and digital cameras
Media card reader problems
Troubleshoot media card readers
Open applications for devices or discs
Automatically run applications for CDs and DVDs, cameras, audio players, and other devices and media.
Videos and video cameras
Open applications for devices or discs
Automatically run applications for CDs and DVDs, cameras, audio players, and other devices and media.
Other people can't play the videos I made
Check that they have the right video codecs installed.
Why won't DVDs play?
You might not have the right codecs installed, or the DVD might be the wrong region.
Further Reading
More About
Desktop Help
— A guide for GNOME 3 desktop users
»