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9 Tested Ways to Fix Err_Spdy_Protocol_Error in Chrome
Fix this error code in just a few minutes by following the steps below
7 min. read
Updated onOctober 4, 2023
updated onOctober 4, 2023
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While browsing the Internet sometimes you can encounter certain errors.Windows 10users reported Err_spdy_protocol_error messages in their web browser.
There are not so many indications about this error but today we’re going to show you how to fix this Google Chrome error quickly.
What does Err_Spdy_Protocol_Error mean?
Let’s discuss how this pesky error code appears and you will understand more about what actually triggers it.
That being said, know that the ERR_SPDY_PROTOCOL_ERROR error appears in order to indicate that the web page you’re trying to visit is unavailable.
What this basically means is that the SPDY protocol is no longer being supported in the browser you are currently using.
Keep in mind that this most commonly happens if you’re trying to visit a Google-owned web page, such as G-Mail or YouTube.
If the browser you are using doesn’t support SPDY protocols, we recommend trying another browser that we know can handle protocol errors.
Opera One, aside from having the same features as Chrome, comes with a built-in ad blocker and free VPN that reduce data usage. Also, other features integrated into the browser are a native AI and the ability to organize tabs into workspaces and tab islands.
Opera One
How can I fix the Err_spdy_protocol_error Chrome error?
1. Disable your antivirus software
Users reported that this problem can occur due to your antivirus software, but you should be able to fix it by temporarily disabling it.
If disabling the antivirus software fixes the problem, you might want to consider switching to a different antivirus program.
So, we already established that the antivirus you were using was causing the errors in the browser. Can you continue using your computer safely, browsing the Internet without protection?
No, we don’t recommend that. Instead, you have to switch to a more useful antivirus with reliable security, plus without blocking the browsing activity.
It’s ideal to rely on the mosteffective antivirus tools for browsingand have complex security against digital viruses.
Thus, being cautious about online threats from various sources is the proper way when you’re browsing and downloading various programs.
2. Flush sockets in Chrome
3.1 Flush sockets in Chrome using a dedicated command
If the issue still persists, use our next solution. It performs the same operation but in a manual manner.
3.2 Flush sockets in Chrome manually
3. Make changes in Avast
4.1 Add the site to the exclusion list
Few users reported that they permanently fixed this issue by disabling the HTTPS Scanning option in Avast. According to them, you can fix this issue simply by following the steps in the next solution.
4.2 Disable the HTTPS Scanning option in Avast
4. Restart your browser
According to users, sometimes you can fix this error simply by turning off and restarting your browser.
We know that this might sound too basic, but if you didn’t already do that, you might as well try it. After restarting the browser, check if the problem is resolved.
5. Check if your browser is up to date
Keeping your browser up to date is important if you want to prevent errors such as this one from appearing, therefore we strongly suggest that you download the latest updates for your browser by following the steps above.
6. Use the Incognito mode
7. Flush DNS and renew your IP
Keep in mind that you might have to configure your Internet connection again after performing these steps.
8. Clear browsing cache
9. Use Chrome Cleanup Tool
Some users are suggesting using Chrome Cleanup Tool to fix this issue on Google Chrome, therefore you might want to try it.
This tool can be used to remove problematic extensions that are interfering with your web browser and fix Err_spdy_protocol_error and other errors.
To fix this problem, simply download Chrome Cleanup Tool and run it. After the tool scans your PC, check if the problem is resolved.
Some users have also asked us abouterr_spdy_protocol_error IIS –this error is related to a misconfiguration on the IIS web server and has nothing to do with the user.
Err spdy protocol error message can prevent you from accessing your favorite websites, but as you can see, this error can be solved by following the steps described in this article.
However, after reading this entire article, you will be much more prepared to deal with theerr_spdy_protocol_errorwhen you come across it again.
The200 Err_spdy_protocol_erroron Android can also be fixed the same way, so keep that in mind just in case you need a quick fix.
And, speaking of Android, know that you can also get theWebView ERR_SPDY_PROTOCOL_ERRORcode, which also has its solution here.
We hope that our solutions helped you fix this error. Let us know in the comments below.
More about the topics:Google Chrome Errors
Milan Stanojevic
Windows Toubleshooting Expert
Milan has been enthusiastic about technology ever since his childhood days, and this led him to take interest in all PC-related technologies. He’s a PC enthusiast and he spends most of his time learning about computers and technology.
Before joining WindowsReport, he worked as a front-end web developer. Now, he’s one of the Troubleshooting experts in our worldwide team, specializing in Windows errors & software issues.
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Milan Stanojevic
Windows Toubleshooting Expert
Before joining WindowsReport, he worked as a front-end web developer. Now, he’s specialized in Windows errors & software issues.
