I'm trying to install MacOS Mojave on my computer (MacBook Pro running Catalina). When I open the link to download the installer, I am lead to a blank page with the title "@@softwareName on the App Store." The link I'm using is the one given in this StackExchange answer:
https://apps.apple.com/gb/app/macos-mojave/id1398502828
I am using Safari and have my default browser set to Safari, though I've also tried Firefox and Chrome with no success. What is causing this problem, and how can I fix or work around it?