Encountering the 'ERR_NETWORK_CHANGED' error on your computer typically signifies network-related issues that may disrupt your internet connection. :
Restart Your Router and Modem: This simple action can refresh your internet connection.
Check Network Cables: Replace any damaged or loose cables.
Switch to a Different Network: If the error disappears on a different network, it may be related to your router or ISP.
Disable Proxy Settings: Disable any proxy configurations and check if the error persists.
Update Network Drivers: Outdated or incompatible network drivers can cause connection issues. Update your network drivers to the latest version from the device manager or the manufacturer's website.
Check for Malware: Malicious software can interfere with your network settings.
Restart Your Computer: A simple restart can often resolve network-related glitches. Restart your computer to apply any changes made during troubleshooting.

By systematically going through these troubleshooting steps, you can address the 'ERR_NETWORK_CHANGED' error on your computer.
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