1. Yes 2. Yes 3. Prr or Prr2 (not Always possible in result You get a shots where are errors error 28 or 26 bypass by prr, error 280 nothing to do SPIPGM) Thanh2h is the best in Slic Mod so You can ask to him, but I know that where is present the RSA1 Key 2.1 and Marker 2.1 too You have to Re-Create the Header file only and do some few mods into modules where present "SLIC" word. So SLIC.LOG produced by PMTool is most important to individuate these files.
I used mod nmm , the programmer TL866A, after flashing slic 2.1 table does not After Flashing Serg008 Slic 2.1 Permanent version? give a link, I will try. сорри хреновый инглищ. sorry bad engl.