WiFi "Authentication Error" (Correct Password)
4.5
You are 100% sure the password is correct, but the device says "Authentication Error".
Symptoms
- Cannot connect
- Error message
- Looping
Possible Causes
- WPA3 vs WPA2 mismatch
- Special characters in SSID
- Router glitch
Step-by-Step Fix
1
Forget the Network
Delete the saved profile and try connecting from scratch.
2
Change Security to WPA2
Some older devices cannot handle WPA3 encryption.
3
Restart Both Devices
Clears any temporary handshake errors.
When to See a Technician
If your password has symbols like "#" or "$", some devices might struggle to parse it correctly.
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