Macos high sierra patche social advice

Mac users interested in Macos high sierra patche generally download:

macOS Sierra Patcher is a free-to-use application for Mac OS that allows you to easily create a modified install drive to use for installing macOS Sierra on unsupported Mac computers. Make sure SIP is disabled on the system you intend to install Sierra...

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— I have a Retina mid 2015 running High Sierra and the "patcher" will do every thing wright, but when rebooting using the "alt" the computer runs to he middle of the screen and stops...

You're Already running High Sierra. Why are you trying to run an older OS? Maybe thats the problem!