Set correct system date, time & region.
Clear Chrome’s cache and cookies.
Disable QUIC Protocol.
Remove your system’s hosts file.
Clear SSL State.
Lower your internet security and privacy level.
Disable your security tools for a moment.
The most common reason for this ERR_SSL_PROTOCOL_ERROR is the incorrect date on your system. The date of your system should always be synched with the date of the website’s server. When the system date is not synced with the server date, then you might expect the ERR_SSL_Protocol_Error to occur.
Why am I getting this error Err_ssl_protocol_error?
If your own computer’s date is out of sync with the date of the server you are trying to access, you will encounter the ERR_SSL_PROTOCOL_ERROR issue in your own Chrome browser. The way to solve this problem is simple – just set the system date to the current date, and then try to launch the site.
What does Err_ssl_protocol_error mean?
One of the most commonly encountered error messages is the ERR_SSL_PROTOCOL_ERROR error value, which tells the user’s browser that a secure connection to the server being contacted has failed.
What causes Err_ssl_protocol_error?
The most common and known causes are: Wrong date or second system. The website’s IP address is probably blocked by your firewall or antivirus program. SSL/TLS connections are being blocked by an antivirus policy or program.
How do I fix Err_ssl_protocol_error?
How to Fix Google “ERR_SSL_PROTOCOL_ERROR” for Chrome
- Check the system date.
- Clear browsing data.
- Clear the SSL status. QUIC
- disables the Chrome protocol.
- Check your antivirus settings.
- Check your firewall.
- Disable extensions.
- Adapt the Internet to your usual level of security and privacy.
What does this mean ERR_SSL_PROTOCOL_ERROR?
If an SSL-secured website is visited using the Google browser and the secure connection really doesn’t work, the message “ERR_SSL_PROTOCOL_ERROR” is displayed anyway. This is how Chrome warns the user that any problem will interfere with a very important certificate exchange.
What is a Err_ssl_protocol_error?
Frequently Asked Questions about ERR_SSL_PROTOCOL_ERROR Essentially, whenever a user tries to connect to any SSL secured website through Google Chrome and the secure connection fails, this ERR_SSL_PROTOCOL_ERROR error message is now also encountered because that website cannot provide specific secure connection.
Vijay is a tech writer with years of experience in the Windows world. He’s seen it all – from simple problems to catastrophic system failures. He loves nothing more than helping people fix their PCs, and he’s always happy to share his wisdom with anyone who needs it.
When Vijay isn’t fixing Windows problems, he likes to spend time with his wife and two young children. He also enjoys reading, playing cricket, and watching Bollywood movies.