Audio Fix / setup help
Sennheiser Accentum True Wireless: check the selected microphone in a Windows call
Sennheiser Accentum True Wireless — Check the selected microphone in a Windows call. Follow the exact-model instructions and confirm the result.
Manufacturer-documented Reviewed 2026-11-09 · Revision 1
Follow these checks in Audio Fix →When this guide applies
Exact Accentum True Wireless with a Bluetooth source. A Windows Bluetooth calling app is using a microphone different from the earbuds; names vary by Windows/driver. Reversible checks only; no factory reset or pairing-list deletion.
Connection scope: Bluetooth. Symptom: My microphone isn’t working.
This is a documented check, not a diagnosis of your equipment. The model name does not confirm the selected input, mode, software or connected partner.
If your exact model or a required setting is unknown, use the “I don’t know” branch below. Do not apply a similarly named model’s instructions.
Checks and possible outcomes
Start at scope. Follow the link that matches what you actually observe. Alternative branches are not a single sequence of actions.
scope
Confirm the setup
A Windows Bluetooth calling app is using a microphone different from the earbuds; names vary by Windows/driver.
Look for: Confirm this setup before changing anything.
- If This describes my setup → Open call app audio settings
- If My setup differs → Use model and source support
- If I do not know / cannot check → More information is needed
- Manufacturer-documented Accentum True Wireless official instructions ↗No sound; charging; comfortable volume; Windows calls — Charge/contact checks, media/call connection, independent source volume, fit test and Windows microphone selection are documented.Exact Accentum True Wireless. ATW1 earbuds, not ACCENTUM over-ear. Historical Windows profile names may differ on newer systems. · Source checked 2026-11-09
a1
Open call app audio settings
In the Windows calling app open its speaker/microphone settings.
Look for: Observe the stated control or indication.
- If I completed this check → Select the earbud microphone
- If I could not complete it → Use model and source support
- If I do not know / cannot check → More information is needed
- Manufacturer-documented Accentum True Wireless official instructions ↗No sound; charging; comfortable volume; Windows calls — Charge/contact checks, media/call connection, independent source volume, fit test and Windows microphone selection are documented.Exact Accentum True Wireless. ATW1 earbuds, not ACCENTUM over-ear. Historical Windows profile names may differ on newer systems. · Source checked 2026-11-09
a2
Select the earbud microphone
Choose the ACCENTUM TW headset microphone if the system exposes it. Do not disable all other microphones.
Look for: Observe the stated control or indication.
- If I completed this check → Use the app microphone check
- If I could not complete it → Use model and source support
- If I do not know / cannot check → More information is needed
- Manufacturer-documented Accentum True Wireless official instructions ↗No sound; charging; comfortable volume; Windows calls — Charge/contact checks, media/call connection, independent source volume, fit test and Windows microphone selection are documented.Exact Accentum True Wireless. ATW1 earbuds, not ACCENTUM over-ear. Historical Windows profile names may differ on newer systems. · Source checked 2026-11-09
a3
Use the app microphone check
Observe its input meter or supported test-call feature while speaking.
Look for: Observe the stated control or indication.
- If I completed this check → Check the result
- If I could not complete it → Use model and source support
- If I do not know / cannot check → More information is needed
- Manufacturer-documented Accentum True Wireless official instructions ↗No sound; charging; comfortable volume; Windows calls — Charge/contact checks, media/call connection, independent source volume, fit test and Windows microphone selection are documented.Exact Accentum True Wireless. ATW1 earbuds, not ACCENTUM over-ear. Historical Windows profile names may differ on newer systems. · Source checked 2026-11-09
observe
Check the result
Does the selected earbud microphone register speech?
Look for: Report the observation; completing steps does not establish a repair.
- If The expected result is present → Checks completed
- If The problem remains → Use model and source support
- If I do not know / cannot check → More information is needed
- Manufacturer-documented Accentum True Wireless official instructions ↗No sound; charging; comfortable volume; Windows calls — Charge/contact checks, media/call connection, independent source volume, fit test and Windows microphone selection are documented.Exact Accentum True Wireless. ATW1 earbuds, not ACCENTUM over-ear. Historical Windows profile names may differ on newer systems. · Source checked 2026-11-09
Possible result
More information is needed
No diagnosis follows from an unknown answer. Record the last visible indication and consult the exact-model instructions or support.
insufficient data
Reaching this result does not mean the issue is solved. Only your own feedback can report improvement.
Possible result
Use model and source support
Keep the symptom and last observed step. Do not clear pairings or reset settings on the basis of this guide.
next support
Reaching this result does not mean the issue is solved. Only your own feedback can report improvement.
Possible result
Checks completed
You confirmed the requested observation in this setup. This is not a laboratory test or a promise about other apps and sources.
steps completed
Reaching this result does not mean the issue is solved. Only your own feedback can report improvement.