Here is a guide I made for myself, edited from @tdm's original instructions. It is a little simpler because it assumes you have USB working and all the fastboot/adb stuff installed, and that you know where to get everything. It focuses more on just the actual flashing, showing both first time and updates. Since I made these instructions for me, they don't include what to do with Magisk other than flashing the zip, since that is all that is needed for SU. It may be useful for some in combination with @Slion's wonderfully detailed instructions of all the steps with all those many helpful lin