If you haven't updated in years, you likely just need to download an update. EOS Utility 3.12.1 download. The latest versions of EOS Utility, EOS Utility 2, and EOS Utility 3 all report as 64 bit applications on my Mac. I did not update to Catalina, but I assume it is just a 32/64 bit compatibility issue. Of note, it is not the camera that is 32 or 64 bit. Scroll down to the EOS Utility 3.12.1 for macOS… EOS M and EOS R Full Frame mirrorless ranges deliver the power of DSLR in the body of a compact camera. Version 3 is for current cameras while version 2 covers older models. Canon’s EOS Utility 3 and the older version 2 are both installed in the Mac’s Applications folder. Below are links to the new version and its instruction manual. Apple recently released macOS Catalina 10.15. The camera no longer connects properly to my computer, and I am unable to install the EOS Utilities. Compact Digital Cameras Compact Digital Cameras Compact Digital Cameras Portable, all-in one PowerShot and IXUS cameras ranging from expert creative compacts to superzooms and easy point and shoot options. (1) Select [OK] for the dialog boxes when you … Hello, my Canon 80D was connecting to my computer nicely until I recently updated to macOS 10.15 Catalina beta.