Place jumpers under the driver seats to set Microstepping (usually all 3 jumpers for 1/16 step).
If you are still stuck, remember: because the Annoy Tools board runs standard GRBL, any generic GRBL tutorial applies to 90% of your questions. Keep this article bookmarked, save that PDF to your phone and computer, and start making chips. annoy tools cnc board manual pdf
Proper hardware setup is critical to prevent "magic smoke" (short-circuiting). Place jumpers under the driver seats to set