If you are getting no audio output device installed error on your laptop. it means, that the audio driver is not available on your computer.
Sometimes, This error may also appear when driver is corrupted. In both situation, I will suggest you to run audio troubleshooter problem. it will automatically resolve the problem.
- First of all, you need to go to the settings (press windows + X button)
- Go to the System >> Sound
- Scroll down and click on the Troubleshoot common problems
- Press output device button
- Now windows will automatically detect the issue and troubleshoot it for you.
once you will make these changes into your lenovo laptop. it will start working fine. In case, if this doesn’t work out, you need to uninstall the sound driver. now install a new driver from lenovo official website.