Subwoofer Not Working or No Bass Windows 11 Fix [2026]

Quick Answer: Subwoofer not working due to wrong speaker configuration. Set speakers to 2.1 or 5.1 in audio properties.

Fix

Control Panel → Sound → Playback → Configure → Select 2.1 or 5.1

Physical subwoofer volume knob or remote

Realtek Audio Console → Speaker configuration → Enable bass redirection

Ensure sub connected to speaker or receiver properly

Againly can inspect the relevant local evidence and propose a fix plan for review.

[CTA: Try free diagnosis]

Evidence-led support

Againly checks the local evidence and shows you a proposed plan before making changes.

Diagnosis-first coverage: executable changes are offered only when this PC's evidence and available capabilities support them.

Works on Windows 10 & 11 · No credit card required