6 week old EBF

I put my baby in her bassinet around 8 pm and then nurse her at like 1130 before I sleep - I always wake her up at that point to change her diaper and feed her.

Question is should I not be doing that? Is it better if she wakes up on her own to nurse?

Either way she’s waking up every 3 hours overnight . Also when she wakes up should I not be changing her diaper? My friend told me to not change her diaper whwn she wakes up at night.

Thanks