You might have encountered this fatal error when you tried to connect to a network or browse the Internet. This error means that a disagreement has occurred between the server and client regarding the mutual cipher. To fix the error, follow the steps listed below:
You should know that there are two main causes of this error. Either you have disabled the depreciated TLS protocol or the client-server connection is disarranged. You can easily fix the error by installing the PC Repair Tool. This tool will diagnose the problem and repair it in just a few clicks. You can also try enabling TLS 1.2 and 1.3 in your browser to fix the error.
If you are trying to connect to a server, you need to have the server’s certificate. If you cannot find one, the server’s certificate will not match yours. You need to install the latest version of Windows in order to fix this fatal error. If you don’t know how to install it, check out the steps below. It might be a good idea to run a full scan of your computer using a free application such as Restoro. You may be surprised to learn that a popular security tool has helped more than eight hundred thousand readers.
If this method does not solve the error, restart your computer. Another possible solution is to enable TLS 1.0 or 1.1. To do this, open the Registry Editor application in the Start Menu and enter HKEY_LOCAL_MACHINE in the address bar at the top of the window. Afterwards, press the Enter key to edit the value data.
This fatal error can also be caused by a corrupted Office installation. To fix this error, you should repair your Office installation or reinstall the latest version of the program. Alternatively, you may be experiencing this issue because your version of Windows is outdated. If your version of Windows is severely outdated, then the TLS 1.0 option may not be enabled in the registry. If this is the case, you can repair this by performing registry adjustments.
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