Preferably when it is thirsty.
A puppy should be introduced to water as you start to wean it onto solid foods.
Water
You should wait for 6 weeks before you take the puppy from its mother. The puppy should be eating solid food and drinking water. Make sure that the puppy is weaned before separation.
water
Probably when it stops breastfeeding from its mom
As much as they need
No,wait till they're about 6 weeks old.That is when I started to feed my puppy regular food and water and she too,was not on mother's milk.
From 4-6 weeks a pup should be offered water and sloppy food.
If the puppy is 4 weeks old or older soak some dry puppy food in water loosen up with a fork and he/she should eat it and about 2 week all teeth in they should eat the food dry good.
You can feed a puppy water and maybe milk.
puppy chow
Dogs should always have water available. If they aren't thirsty, they won't drink, so there's no risk to it.