System file corruption – According to some affected users, this issue can also be rooted in some kind of system file corruption.If this problem only started to occur recently, try tapping into the latest System Restore snapshot to revert your PC to a state in which the problem did not occur. Both drivers and 3rd party processes can ultimately be responsible for this weird behavior. Recent driver or app conflict – As with every operating system, there are a lot of moving parts that could actually interfere with the sound output on your Windows 11 installation.To avoid this problem, you will need to change the default BitRate sound format from your Sound settings. Incompatible BiRate sound format – If you have previously established a Studio quality format as the default BitRate for your default audio device, you will experience lower volume when playing sounds of inferior quality.To fix this particular scenario, you’ll need to disable every software simulated enhancement via Sound Properties. Interfering audio enhancements – As it turns out, software simulated audio enhancements can also cause low volume outputs on Windows 11, especially when using speakers instead of headphones.In this case, the ideal way to fix it is to uninstall the current dedicated driver and use a generic driver equivalent instead. The dedicated audio driver is not updated for Windows 11 – The opposite scenario of the potential caused detailed above is a scenario in which you’re using a dedicated driver for which the manufacturer has not yet made it fully compatible with Windows 11.The generic driver is partially incompatible – If you’re using a generic update (migrated after the upgrade to Windows 11), it’s very likely that the low-volume behavior will be rectified if you actually take the time to install the dedicated sound card driver applicable to the motherboard that you’re using.In this case, you can force the driver version to update via Device Manager. Outdated audio driver – If you haven’t updated your audio driver in a while and Windows Update is not allowed to update it, chances are you are experiencing this problem due to using an older audio driver version.

Because of this, the ideal way to start troubleshooting this problem is by running the Audio troubleshooter and applying the recommended fix. Common inconsistency – As it turns out, a lot of the problems that could be responsible for the low audio issue you’re experiencing on Windows 11 are already covered by the automated fixes available via the Windows Audio troubleshooter.

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