Welcome 
What have you changed?
KDE is, at least for me, the easiest to use when it comes to sound. It works perfectly with my BT in ear buds.
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Why do you not follow the template?
Missing information requested in the template may result in not receiving assistance
Make sure you have done the following before you post:
- Search the web and forums
- Read How to search for solutions the right way | Garuda Linux wiki
- Read FAQ and Tutorials Table of Contents
Issue still unresolved? Then:
- ONE issue per topic.
- Describe your issue in detail. The more we know, the better we can help
- Show us the results of your searches, and what you’ve tried
- After rebooting, post the FULL output of
garuda-inxiin the body of the post (not linked externally, or collapsed with the “hide details” feature)
- Format terminal output (including your
garuda-inxi) as a code block by clicking the preformatted text button (</>) , or put three tildes (~) above and below the text
At least, read
https://wiki.archlinux.org/title/bluetooth_headset