I managed to process a picture entirely on my own without any help from YouTube. I used APP, so it was much easier than PI. I denoised a little in GIMP afterward. It's still a little noisy and of course my stars are blobs due to using a doublet and no UV/IR cut filter.
Comments are welcome.
Orion EON 120 FPL-53 Doublet with at f/6 with Orion .8x reducer
ASI533MC-Pro at -5C
116 2-minute subs (3:52) Acquired in SGP
25 dark flats
Stacked and processed in Astro Pixel Processor 1.079 (Thanks Mabula!)