MacOS 10.14 Mojave, the version of the Mac operating system before the new macOS Catalina, is the last version that supports 32-bit software.With Catalina, only 64-bit software will be supported.
How to check if your Mac’s software is 32- or 64-bit Find 32-bit apps on your Mac through System Report 1. In the Finder, click on the Apple menu and select About This Mac. What OS Version Are You Running? Here’s How to Find Out A new Mac may have a different build number of the same version of macOS, for instance, or Apple may push out a silent security update that changes the build number. To find the build number, simply click the version number—the six-character build number (17E202) appears in parentheses, as above. How to Find Out Which Version of Mac You’re Using | ExpressVPN Dec 13, 2016 How to find out what version of OS X your Mac is running
How to check if your Mac’s software is 32- or 64-bit
Easily check which versions of mac OS, iOS, iPadOS, or watchOS are compatible with your Mac model or iDevice. Guide includes OS X 10.8.x to macOS 11.0.x.
How to get and install old Mac OS versions + The evolution
How to find Java version in Windows or Mac - Manual method Find the Java program listing; Click About Java to see the Java version; Java Version in the Java Control Panel - Windows and Mac. The Java version can be found in the Java Control Panel. Find the Java Control Panel on Windows Find the Java Control Panel on Mac; Under the General tab in the Java Control Panel, the version is available through How to Check MacBook/iMac Version and Specifications