192.168.1.1 uses an unsupported protocol ERR_SSL_VERSION_OR_CIPHER_MISMATCH is the topmost issue which is being faced by many people nowadays. Though resolving it seemed like a tough task to them, but when a little help from this blog was taken, they were able to get rid of it in a flash. In case you too are losing your mind due to the same problem, going through the fixes presented in this blog will assist you well.
192.168.1.1 Uses an Unsupported Protocol [Causes]
Let us first throw light on what led you to the error. This error is the way in which your browser keeps you secure from accessing harmful sites.
Some reasons that could make a browser fail to support a common SSL protocol are:
- Old TLS Version: The web server may be using an old TLS version not in support.
- Outdated Browser: An outdated web browser version might not support the new TLS.
- Accumulated Cache: Another reason could be, your browser is filled with cache.
- Invalid Certificate: The domain SSL certificate may be assigned for a different domain.
- Antivirus Program: A mis-configuration in the antivirus program can also cause the error.
The solutions presented in the next section will help you troubleshoot the192.168.1.1 uses an unsupported protocol error in a hassle-free manner.
How to Fix 192.168.1.1 Uses an Unsupported Protocol?
1. Clear the Web Browser Cache
As mentioned above, one of the major reasons why you are here is because the browser in use is filled with cache. To resolve the issue in debate, making the browser free from cache is needed. In case Google Chrome is set as your browser, then the following steps will teach you how to clean it:
- At the top right corner of the browser, click the THREE-DOTTED option.
- Select the SETTINGS option and go the PRIVACY & SECURITY section.
- Click the CLEAR BROWSING DATA button and select ALL TIME.
- Give the process some time to get completed.
Give the browser a new start and see if the the192.168.1.1 uses an unsupported protocol error message has stopped appearing or not. In case you are still seeing it, you should continue reading this blog post without wasting any more time.
2. Check the SSL or TLS Certificate
The next thing which you can do is to run an SSL certificate check. You can do the same with the help of QUALYS SSL LABS. With the help of this tool, you will be able to see the grade of the SSL connection and check if there is any mismatch with the server. It will also tell you whether the certificate needs an update.
Let us say that the issue which pops up is that your TLS version is old. You should know that it ought to run at least on TLS 1.2. The reason being, all modern web browsers have stopped supporting the 1.0 or 1.1 version. In this case, it is recommended that you contact your web host to update the website’s TLS version.
3. Disable the Antivirus or Firewall
As the final attempt to troubleshoot the 192.168.1.1 uses an unsupported protocol ERR_SSL_VERSION_OR_CIPHER_MISMATCH error, you need check whether the antivirus software in enabled. In case it is, you should temporarily disable it to prevent yourself from experiencing serious security problems in the future.
If the antivirus software in use has an automatic SSL scanning, disabling the feature, will help you to not see the same error message over and over again without deactivating the entire antivirus system. Though these three solutions will help you to resolve the issue in discussion, in case it persists, it could be because your web browser is outdated.
What to Do Now?
It is simple. You just need to upgrade the web browser which you are using to the latest version. In case this does not help you out either, then you should uninstall the web browser, hold on for some time, and then, reinstall the browser.
Verdict
The 192.168.1.1 uses an unsupported protocol error message appears when the web browser as well as the web server does not support a common SSL protocol version. Some reasons, as mentioned above, behind this error can be, an old TLS version, misconfiguration on the website’s SSL settings, and certificate name mismatch. We are expecting that you will be able to stop this error from appearing on the screen over and over again after you have read the steps given above.
On the off chance, if you get the same error message in the future, do not be alarmed. Simply implement the above-mentioned solutions and you will be good to go.