The Chromebook will re-scan for audio devices on startup and should find headphones. The Chromebook will re-scan for audio devices and should find your headphones. Close the lid of the Chromebook and wait ten seconds.Fix #2: Try a different set of headphones or earbudsīy connecting a different set you can determine if the problem lies with a pair of broken headphones rather than a problem with the Chromebook. Give it a good push until you hear a click. Make sure you firmly insert and push the headphones in. For common problems with sound on Boise School District Chromebook devices, try the following: Fix #1: Make sure the headphones are securely plugged in