123D Design is an older Intel-based application. Users have reported it is essentially unusable
If you cannot get 123D Design to run on your Mac, or if you prefer using supported, secure software, consider these modern alternatives that offer a similar workflow. Autodesk 123d Design Download Mac
Find a replacement for your favorite 123D app below. 123D apps. Autodesk is no longer offering 123D apps. Over the past few years, About 123D Design installation file download 123D Design is an older Intel-based application
No modern software opens .123dx files natively. Autodesk abandoned the format. 123D apps
: You may find old .dmg files on archive sites, but use caution as these are not verified by Autodesk and may not run on modern macOS due to the transition from Intel to Apple Silicon (M1/M2/M3) or 64-bit architecture requirements. Modern Alternatives for Mac