Read More Fix 2: Remove Suspicious Add-ons How to Fix TLS Handshake Failure in Firefox?īased on the above reasons for “Performing a TLS handshake”, the following solutions have been developed and you can try them one by one.

IPv6 and DNS issues: The TLS handshake failure is also associated with IPv6 and DNS issues.

Antivirus/Addons interference: The installed antivirus software and addons are interfering with the connection.

Browser error: There is something wrong with Firefox.

Unsupported protocol: The protocol that your browser is using is not supported by the server.

Why does “Performing a TLS handshake” show up? There are various reasons and they are: That’s why a page won’t load when a TLS handshake failure happens. A TLS handshake is an exchange of information between a client (the browser you are using) and a server (the website you are attempting to connect to).

TLS is the abbreviation of Transport Layer Security. This guide focuses on the Firefox TLS handshake failure error, explaining what the error does mean, analyzing the causes for the error, and providing solutions to the error.

How to Fix TLS Handshake Failure in Firefox?.

Causes for “Performing a TLS Handshake”.

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