” I have configured the Thunderbird email client to block links from being opened when I click on them. This may sound strange to some as it makes it less convenient to open links posted in emails but it improves the security of the system.
“Some Thunderbird users may on the other hand experience issues opening links in emails even though they’d prefer that to be available to them. If you are one of them read on how to fix the issue in the email client. Note that this is just one of the solutions and that it may not be the one working for you. I suggest you check out the Mozilla Zine article for additional solutions that may help you resolve it if the one published here does not resolve the issue for you. …”
Martin Brinkmann on January 20
Source: Ghacks Technology Newsletter
Fix for Thunderbird not opening links