How does macOS open the document that you double-click/tap? First of 3 parts explaining what should happen and where it can go wrong.
LaunchServices
The moment you start writing apps that work with documents, you’ll need to know how to use UTIs. That requires inspired searching, guesswork, and trial and error.
Additional information is now shown for UTIs, it has its own custom app icon, and works wonderfully in Dark Mode.
Want a non-sandboxed app to install itself in Login Items? Here’s a simple way without using a helper app.
When you want software to run automatically each time you Mac starts up, there are several ways of doing that. Here’s your choice.
Preciziun can now open documents from their macOS Bookmarks, and preview them in Quick Look.
Wouldn’t it be good to be able to locate important documents using Bookmarks, which endure even when you restart, or move the document? Now you can.
More insights into how to create and use references to files which are unaffected when you move the file, or restart your Mac. And a new version of Precize to help.
If apps can remember old documents in the Open Recent menu command, how can I do the same?
The Desktop and Finder illusions are held together by Launch Services, which associates file types with apps. This and more now hinge on the UTI.
