Microsoft Teams Microphone Not Working (Complete 2026 Guide)

Microphone issues in Microsoft Teams can prevent effective communication during meetings and calls. This guide provides complete troubleshooting steps.

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🔍 Causes

• Permissions disabled
• Wrong input device
• Driver issues
• Teams configuration problems

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⚡ Quick Fix

• Restart Teams
• Check microphone connection
• Test mic in other apps

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✅ Step 1: Enable Microphone Permissions

• Go to Windows Settings
• Privacy → Microphone
• Enable access

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🎤 Step 2: Select Correct Device

• Teams → Settings → Devices
• Select correct microphone

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🔄 Step 3: Update Drivers

• Open Device Manager
• Update audio drivers

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🧠 Step 4: Clear Cache

%appdata%\Microsoft\Teams

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🏢 Admin Fix

Check Teams policies and permissions.

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❓ FAQs

Why mic works in Zoom but not Teams?

Different device selection in Teams.

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📌 Conclusion

Follow these steps to fix microphone issues.