archer nclex 6 weeks study plan

hi everyone, i'm about to sit for my exam and i have exactly 2 months to prepare. i've been attending lectures from my review center but it feels like i'm barely retaining information since it's slow phased. also, i have my archer and i wanna ask if you suggest to utilize archer exaclty 6 weeks before my exam??? or start now with the study plan huhu thank you so much please help me out :(((