Open Roblox and sign in to your account
Go to Settings
Open Privacy or Communication settings
Check whether Voice Chat is available on your account
Verify your age if Roblox requires it for voice chat
Make sure your microphone is connected and working on your device
Allow Roblox to access your microphone in your device settings
Use a supported device and updated Roblox app
Join a voice-enabled experience
Turn on voice chat in the Roblox settings if it is available
Test your microphone in another app if Roblox does not detect it
Restart Roblox or your device if the microphone still does not work