In this post, he explains exactly how his SIP.patch interferes with the system. Its patch permanently patches the system file and SIP is always disabled. Even if the OC writes the values we manually added to the NVRAM, it does not actually activate it because dosdude's patch prevents this.
By the way, even if you intervene from recovery, it does not help. His patch makes SIP always disable.
Because system files are patched, and extra, unsigned kexts are being installed, SIP must remain disabled at all times when running a patched copy of macOS. Having SIP enabled will cause the system to simply stop booting, or have functionality issues. Catalina Patcher includes an implementation...
forums.macrumors.com
This post it's also showing how dosdude SIP settings looks like
I just spent an hour reading bits of this thread from the beginning. Then skipped to the middle, and now hopping to the end. I have a question, but before asking, I need to say, "Holy Moley!" There are many cases of serious heroism that have already unfolded and accomplished miracles...
forums.macrumors.com