Quick answer: Press the PS button, open Sound, and ensure Mute Game Voice Chat is turned off. Then return to Big Walk and recheck microphone activity.
If the setting was already off
Continue with the general microphone checklist: hardware mute, input in another app, Big Walk Mute Mode, and the in-game moderation list.
Keep walking
Big Walk Voice Chat Not Working
Troubleshoot Big Walk microphone activity, mute mode, device mute, moderation, PS5 voice-chat mute, and macOS microphone permission safely.
Big Walk Troubleshooting WizardChoose platform, version status, and symptom to follow a source-linked Big Walk diagnostic branch with reversible official checks first.