I am attempting to purchase a code signing certificate via the Lindersoft web site. After entering my login user name and password, I am taken to https://secure.trust-provider.com/pr...igningSignup1a

Here you discover that you must use Internet Explorer or an ancient version of Firefox to continue and that all modern Chromium based browsers cannot be used.

What are you going to do now that Microsoft has been removing/disabling Internet Explorer on Windows 10 and 11 systems?