High Sierra Clover vanilla guide, use attach as bootpack.
Here is all the updates that's done to 7480 so far, all put together. Place contents into /EFI/Clover, overwrite them
Kexts inside /EFI/Clover/kexts/Other/CopyTo/L/E is self explanatory, but if not, they are to be copy to /Library/Extensions of the install drive as post install. Not the Installer!
Repair permissions and rebuild cache. Reboot
Make sure to be on latest Clover v4439 (at time of writing this).
Intel Wireless is not supported. Bootpack include patches and kexts for DW1560 or DW1830 (supported cards).
7480_HS_10.13.4.zip