When they say feed every 4 hours do I count when they start sucking boob or when he passes out on…

It's best to feed on demand. Whenever they are fussing or looking like they want to eat. And I think 4h is too long it's more like 2 Or 3 from when they finish last feed. If newborns sleep more than a few hours I'd wake to feed.

Feed on demand. Whenever baby is hungry, feed them. But if you’re keeping track, it’s from the start of the feed.

He’s so hard to wake at times

I only wake a baby up to nurse until they get back to their birthweight. Always feed on demand. Breast milk digests quickly so they feed more frequently.

To answer your question, I’ve always counted at the start of each feeding.

Is it normal at times he’s latched for like a hour then other times it’s 30 mins?

Thanks for all the info, I’m really trying