← All Kali Issues
Aircrack-ng

Monitor mode failed

W Wireless Critical

🔴 Error Message

Error setting monitor mode on wlan0

📖 What This Means

Adapter does not support monitor mode or driver issue.

🔧 Step-by-Step Fix

  1. Kill interfering processes: sudo airmon-ng check kill
  2. Set manually: sudo ip link set wlan0 down && sudo iw wlan0 set monitor control
  3. Use compatible adapter like Alfa AWUS036ACH

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