After downloading the macOS High Sierra 10.13.5 image file, you can create a bootable installer on a USB drive:
: Apple provides manual download links for the macOS High Sierra 10.13.5 Update and the Combo Update . These are PKG files used to update an existing High Sierra installation to version 10.13.5. download macos high sierra 10135 image file rdr hot
hdiutil create -o /tmp/HighSierra -size 8g -volname HighSierra -layout SPUD -fs HFS+J hdiutil attach /tmp/HighSierra.dmg -mountpoint /Volumes/HighSierra sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/HighSierra After downloading the macOS High Sierra 10
To upgrade from any 10.13.x version to 10.13.5, use the macOS High Sierra 10.13.5 Combo Update . 2. Understanding the .rdr Image File download macos high sierra 10135 image file rdr hot
Always back up your current files before attempting an OS install.