I just buy a new DELL U2715H for my hackintos.
Use Mini-DP to DP cable. The first time I plug-in macOS Sierra (10.12.6) is fine.
Then I build USB installer macOS High Sierra 10.13.0 -> install and play very well.
Suddenly, black screen after Apple boot logo, but the PC still running. So strange...
I have failed many times with this update.
After all, only these step work for my case:
1. Normal boot to macOS -> click update form Appstore -> then click reboot.
2. Boot from external USB (USB Installer) with "nv_disable=1" to internal SSD "macOS Installer form macOS" to initial the update.
3...
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