What should you do if you are facing error code SSL_ERROR_BAD_CERT_DOMAIN?
Why does this error appear and how to fix it?
If you want to find the answers, then you should read this post carefully.
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In this post,MiniToolhas offered you multiple efficient methods for you.
As part of the security standard, most browsers recommend accessing the website via https://links.
This will encrypt the data transfer between the surfing app and the webserver.

Then why does error code SSL_ERROR_BAD_CERT_DOMAIN appear?
There are some causes listed below:
So how to fix error code SSL_ERROR_BAD_CERT_DOMAIN?
Try the methods mentioned below.

In this post, we will briefly introduce what are SSL and SSL certificate.
If you are looking for a SSL checker, you might also find one here.
Some users reported that error code SSL_ERROR_BAD_CERT_DOMAIN appeared after mistaking HTTP websites for HTTPS.

Therefore, you should check your address bar and remove the S from HTTPS.
For example, if the website is https://instance.com, modify it to http://instance.com.
If this method cannot fix error code SSL_ERROR_BAD_CERT_DOMAIN, then try the next method below.
In this case, you should take a stab at wipe the browsers cookies and cache.
Step 2: ClickHistoryand then clickClear Recent History…. ClickOKto clear all selected items.
Here is the tutorial:
Step 1: ClickAdd Exception…at the bottom when the SSL_ERROR_BAD_CERT_DOMAIN appears.
If the website is yours, see to it to configure SSL certificates for bothwwwandnon-wwwdomains.
In this case, you should add both domains to the certificate.