The ERR_SPDY_PROTOCOL_ERROR, appearing in the Google Chrome browser, can be a frustrating issue for internet users. This error indicates that Chrome cannot load the requested webpage due to issues with the network protocol. Fortunately, there are several ways to fix this problem. In this article, we'll discuss 7 effective solutions to get rid of this error.

1. Update Google Chrome

The first step should always be to check if you're using the latest version of Google Chrome. Browser updates may contain bug fixes that can resolve the ERR_SPDY_PROTOCOL_ERROR issue.

• Open Chrome and click on the three dots in the top right corner.
• Go to Settings > Help > About Google Chrome.
• If an update is available, the browser will automatically update.

2. Clear Browser Cache

Sometimes, the error might be caused by corrupted or outdated data stored in the browser cache.

• Open Settings in Chrome.
• Go to Privacy and security > Clear browsing data.
• Choose a time range and tick the boxes for cookies and other site data and cached images and files.
• Click Clear data.

3. Disable or Remove Extensions

Some extensions may interfere with webpage loading and cause errors.

• In Chrome, go to Settings > Extensions.
• Try disabling or removing extensions one by one to see if any of them are causing the issues.

4. Reset Browser Settings

Resetting Chrome to its default settings can fix many issues including the ERR_SPDY_PROTOCOL_ERROR.

• In Chrome settings, go to Advanced settings.
• Select Restore settings to their original defaults.
• Confirm the reset.

5. Use a VPN or Change DNS

The problem might also be caused by network restrictions or DNS issues.

• Try using a VPN to see if the error still occurs.
• Changing your DNS server to public DNS like Google DNS or OpenDNS can also help.

6. Check Firewall and Antivirus Software

Sometimes, firewall or antivirus software may block connections required for Chrome to function properly.

• Check the settings of your firewall and antivirus program to see if they're blocking access to certain websites or services.
• Temporarily disable these programs to see if the issue is caused by their configuration.

7. Use the flush sockets command in Chrome

Chrome offers a "flush sockets" option that can help resolve issues with network protocols.

• Enter chrome://net-internals/#sockets into the Chrome address bar.
• Click on the "Flush socket pools" button.

ERR_SPDY_PROTOCOL_ERROR can be annoying, but it's usually a problem that can be relatively easily fixed. Follow the above steps, and you should be able to restore smooth internet browsing in Google Chrome. If the problem persists, you may need to contact the browser's technical support or your internet service provider.