Some users experience issues when trying to uninstall. Try the following troubleshooting steps if that is the case for you.
Follow the instructions above if you need help uninstalling.
Apologies for this problem. If you're still having issues, here are some steps for a manual uninstall. Note that these instructions are for Windows 10 and may have become outdated after an update.
It's possible the MSI files required for uninstallation could have gotten accidentally deleted.
Now that FxSound is free and we've moved to a donation model we've had to discontinue active customer support, but you can get help from the community at the new FxSound Forum.