| Your Goal | Action | |-----------|--------| | Run legacy software legally | Download 10.13.6 from Apple, not 10.13.5 | | Need exact 10.13.5 for dev testing | Use Internet Archive verified copy, check SHA-1 | | Found “rdr hot” on a torrent site | – risk of backdoor | | Create a VM for isolated testing | Use clean 10.13.6 or signed 10.13.5 from AppleSeed |
sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/MyUSB --applicationpath /Applications/Install\ macOS\ High\ Sierra.app --nointeraction download macos high sierra 10135 image file rdr hot
If you encounter this during setup, you can easily bypass it without downloading unofficial files: | Your Goal | Action | |-----------|--------| |
When searching for deployment images, you will often encounter various file formats, including standard .dmg , .iso , and proprietary disk image formats like .rdr (commonly associated with specific raw disk backup and restore software like R-Drive Image). including standard .dmg
In the Hackintosh and recovery community, .rdr images are often shared to allow users on Windows to create a bootable macOS USB quickly without needing an existing Mac .