: If you already have 10.13.4, you can apply the specific 10.13.5 update via Apple Support Combo Update (10.13.5)
Finding reliable sources for older, specialized image formats requires looking into the Hackintosh community. 1. ihackinOS / MacOS-Collection (GitHub)
How to proceed (practical steps)
Top _top_ Download Macos High Sierra 10135 Image File Rdr
: If you already have 10.13.4, you can apply the specific 10.13.5 update via Apple Support Combo Update (10.13.5)
Finding reliable sources for older, specialized image formats requires looking into the Hackintosh community. 1. ihackinOS / MacOS-Collection (GitHub)
How to proceed (practical steps)