Problem Overview

A frequent installation issue with the Netgear R6120-100INS is that wired internet works correctly, but wireless devices fail to access the internet.

Why This Happens

This problem typically occurs due to:

• Disabled wireless radios
• Incorrect security settings
• ISP modem compatibility issues

Since this is a budget router, it requires manual verification of wireless settings during setup.

How to Resolve the Issue

Confirm Wi-Fi Is Enabled
Log in to the router dashboard and ensure both 2.4 GHz and 5 GHz radios are turned on.

Check SSID and Password
Ensure devices are connecting to the correct network with the right credentials.

Restart Modem and Router
Power cycling often resolves IP assignment issues.

Update Firmware
Older firmware may cause wireless instability.

Conclusion

This issue is usually configuration-related and easy to fix. Once properly set up, the R6120 provides stable wireless connectivity for everyday use.