In general, you should install apps outside of your phone's app store only if you have a very good reason to.

Apple's macOS Sequoia now lets you install apps on external SSD drives instead of taking up space on your internal one — but it doesn't tell you this, so here's how to do it.

Keep in mind that if an app has been removed from the store, like my precious AIM, then it’s likely no longer being supported by the developer as well. That means your user experience might not ...