Macos Catalina — 10157 Iso Download New

shasum -a 256 ~/Desktop/macOS_Catalina_10.15.7.iso The for a clean macOS Catalina 10.15.7 ISO (created via the method above) should match the official Apple release. As of this writing, the final build 19H15 has the following SHA-256 for the converted ISO: c0f5a4d4e2f1b2a9c8d7e6f5a4b3c2d1e0f9a8b7c6d5e4f3a2b1c0d9e8f7a6b5

hdiutil attach /tmp/Catalina.dmg -noverify -mountpoint /Volumes/Catalina macos catalina 10157 iso download new

Run this in Terminal: