The naming convention of this file suggests it is a specific maintenance release of the 2020 version.
format; legitimate AutoCAD for Mac installers typically use the extension. File Identification & Authenticity Official Naming : Authentic updates for this version are usually titled AutoCAD_Mac_2020.2_Update_Combo.dmg Risk Profile : Archives ending in
Troubleshooting highlights
Education Access: If you are a student, you can often get free one-year access through the Autodesk Education plan. AutoCAD LT Free Trial - Autodesk