ERR_SSL_PROTOCOL_ERROR in Windows 10 usually means that the web browser is having a problem establishing a secure connection between your computer and the website that you are trying to access.
Clear Browser Cache. Start by clearing the browser cache on your computer to rule out the possibility of ERR_SSL_PROTOCOL_ERROR being caused due to cached error page.
Try Network Troubleshooter. If clearing the Browser Cache did not help, see of the built-in Windows 10 Network Troubleshooter can help in fixing this problem.
Clear SSL Certificate Cache.
ERR_SSL_PROTOCOL_ERROR in Windows 10 usually means that the web browser is having a problem establishing a secure connection between your computer and the website that you are trying to access.
Clear Browser Cache. Start by clearing the browser cache on your computer to rule out the possibility of ERR_SSL_PROTOCOL_ERROR being caused due to cached error page.
Try Network Troubleshooter. If clearing the Browser Cache did not help, see of the built-in Windows 10 Network Troubleshooter can help in fixing this problem.
Clear SSL Certificate Cache.
Step 1: Press Win + R, type C:\Windows\System32\drivers\etc in the market to launch the window, and press Enter. Step 2 Right-click host data and select Delete. Sometimes the SSL status can cause an SSL connection error. Here is how to understand the SSL status in order to solve the problem you are facing.
How to solve the problem When browsing a web page, sometimes you may encounter an err_ssl protocol error, especially if you are using the same Chrome browser. You usually get a whole bunch of types of errors when the user doesn’t/doesn’t verify the SSL license installed on the website, or just because of your device’s configuration.
Windows, new media type control panel and logs are fine; 2. In the top top corner on View by: Go directly to the 3 big icons;. Select the “Internet Options” option; 4. Go to the current advanced option, enable SSL 2.0 and 3.0 marking in the settings, click “Apply”; 5.
The following steps will resolve the ERR_SSL_PROTOCOL_ERROR issue if allowed due to real issues with your SSL certificate. Therefore, you need to run an SSL server test first. There are free SSL server tests that can help you determine the cause of the problem and how your business can fix it. Offers quality affordable SSL server tests.
Why am I getting this error Err_ssl_protocol_error?
If the date of your personal PC is out of sync with all the data of the server you are trying to access, you will encounter the ERR_SSL_PROTOCOL_ERROR problem in the Chrome browser. The solution can be as simple as just set the date on your system to today’s date and then try to open the current website.
What does Err_ssl_protocol_error mean?
The most common error messages are the ERR_SSL_PROTOCOL_ERROR error region code, which informs the browser user why a secure connection could not be established with the server they contacted.
What causes Err_ssl_protocol_error?
The most common and known causes are: The system date or time is incorrect. A website or just an IP address is blocked by a firewall or antivirus program. SSL/TLS connections are being blocked by firewall software or anti-virus programs.
How do I fix Err_ssl_protocol_error?
How to Fix ERR_SSL_PROTOCOL_ERROR for Google Chrome
- Check the specific date on your system.
- Clear browsing data.
- Clear the SSL status. QUIC
- disables the Chrome protocol.
- Check your antivirus settings.
- Check your firewall.
- Turn off extensions.
- Adjust your internet security and/or privacy level.
What does this mean ERR_SSL_PROTOCOL_ERROR?
If a website secured with high-performance SSL is normally accessible through the Google browser and the secure connection fails, “ERR_SSL_PROTOCOL_ERROR” is displayed. Chrome informs the user that there is a problem that prevents the voucher from being redeemed properly.
What is a Err_ssl_protocol_error?
ERR_SSL_PROTOCOL_ERROR Frequently Asked Questions In simple terms, when a user tries to access an SSL-secured website directly from Google Chrome and the secure connection stops working, this error message is displayed.
Why am I getting this error Err_ssl_protocol_error?
If the date of one computer does not match the date of the server you are trying to access, you will encounter the specific ERR_SSL_PROTOCOL_ERROR issue in the Chrome browser. The recovery method is simple – just adjust the system date, you can open the current date, and then experiment with the website.
What does Err_ssl_protocol_error mean?
The most common error messages contain the “ERR_SSL_PROTOCOL_ERROR” error shortening code, which informs the browser user that a secure romantic relationship with the server they contacted appears to have failed.
What causes Err_ssl_protocol_error?
Well-known common causes include focusing on: The system date or epoch is incorrect. The website or the website’s IP address has been blocked by an antivirus plan or program. SSL/TLS communications are being blocked by a firewall or possibly an antivirus program.
How do I fix Err_ssl_protocol_error?
How to Fix “ERR_SSL_PROTOCOL_ERROR” for Google Chrome
- Check the date according to your system.
- Clear browsing data.
- Clear the SSL status.
- Turn off the Chrome QUIC protocol.
- Check your antivirus settings.
- Check your firewall.
- Disable extensions.
- Set your privacy and security levels online.
What does this mean ERR_SSL_PROTOCOL_ERROR?
When using an SSL secured website with Google Browser and the primary secure connection is not working, this “ERR_SSL_PROTOCOL_ERROR” message appears. This way, Chrome will make sure to notify the user if there is a problem preventing a required certificate from being replaced.
What is a Err_ssl_protocol_error?
ERR_SSL_PROTOCOL_ERROR Frequently Asked Questions In simple terms, whenever a user tries to successfully access an SSL secured website through Google Chrome and a secure connection is not possible, this ERR_SSL_PROTOCOL_ERROR error message, also known as the name of that website, appears, which may not allow a secure connection.

Ermias is a tech writer with a passion for helping people solve Windows problems. He loves to write and share his knowledge with others in the hope that they can benefit from it. He’s been writing about technology and software since he was in college, and has been an avid Microsoft fan ever since he first used Windows 95.