What causes network adapter missing from device manager on Windows?

Common causes of network adapter missing from device manager include: Network adapter driver uninstalled or corrupted, Windows Update replaced working driver with incompatible one, Adapter disabled in BIOS/UEFI, Physical hardware failure, Network adapter hidden in Device Manager, Power management turned off the adapter.

How do I know if I have network adapter missing from device manager issues?

Common symptoms of network adapter missing from device manager include: No WiFi or Ethernet adapter in Device Manager, Network adapters section completely empty, "No network adapters" in Network Connections, Adapter disappeared after Windows Update, Yellow exclamation mark on network adapter, Device Manager shows "Unknown device" instead of network adapter.

Fix Network Adapter Missing from Device Manager

Symptoms

You might be experiencing this problem if you notice:

•No WiFi or Ethernet adapter in Device Manager
•Network adapters section completely empty
•"No network adapters" in Network Connections
•Adapter disappeared after Windows Update
•Yellow exclamation mark on network adapter
•Device Manager shows "Unknown device" instead of network adapter

Common Causes

⚠Network adapter driver uninstalled or corrupted
⚠Windows Update replaced working driver with incompatible one
⚠Adapter disabled in BIOS/UEFI
⚠Physical hardware failure
⚠Network adapter hidden in Device Manager
⚠Power management turned off the adapter

Solutions

Solution 1: Show Hidden Devices

1Open Device Manager
2Click View > Show hidden devices
3Check if network adapters appear (grayed out)
4If found: right-click > Enable device
5If not found: click Action > Scan for hardware changes
6Windows will re-detect hardware

Solution 2: Reset Network Adapter via Command Line

1Open Command Prompt as Administrator
2Run: netcfg -d (resets all network components)
3Restart your computer
4Windows will reinstall network drivers from its built-in store
5If adapter still missing: run Device Manager > Action > Scan for hardware changes
6Also try: Settings > Network & internet > Advanced network settings > Network reset

Solution 3: Check BIOS and Reinstall Driver

1Restart and enter BIOS (F2, Del, or Esc)
2Look for "Wireless LAN" or "Onboard LAN" settings
3Ensure they are Enabled
4If adapter hardware is detected but no driver:
5Download the network driver from your PC manufacturer's website
6Use a USB drive to transfer the driver file and install manually

FIXES THIS IN 5 MINUTES