How to check whether a macOS Installer app still has a valid signature, and where to find its hidden Installer packages.
ArchiChect
Checking signatures, notarization, and 64-bit code on different items like apps, command tools, and Installer packages just got much simpler.
Coming in just a few weeks now, if you’re going to upgrade early to Catalina, now’s the time to start preparing with these tips.
This version can now open and check apps properly using its Open command, as well as by drag and drop. Essential to prepare for Catalina.
App compatibility with Catalina is different: although some may be slightly incompatible, many apps simply don’t run at all. How can you tell which are OK?
It now checks its integrity against its signature when it opens, and offers an easy link to its product page from the Help menu.
What’s the best and most reliable way to tell what 32-bit code won’t run in macOS 10.15? Time is now running short before first betas ship.
This page is for your support questions and comments on my free utility ArchiChect. Full details, current versions, […]
How reliably does Legacy Software detect 64-bit compatible upgrades? For some apps, it doesn’t notice at all, it appears, and continues to give wrong information.
How to check whether an app, or other executable code, is 64-bit. It wasn’t an easy task despite the tools that macOS provides.
The Eclectic Light Company 