You do not need to wait. Those firmware updates (like Nokia's Lumia Cyan update) and carrier updates are separate from the Windows Phone 8.1 Update 1 RTM update that is now available.
A Puppy's Life to Dog-dom. Weeks 1 and 2. These weeks are very quiet in that the puppies can not see or hear for the first 10 to 15 days, they can not regulate their own body temperature - they are totally dependent on their dam and their environment for warmth, nutrition and stimulation.
One of the first things a veterinarian will recommend for an upset stomach is to withhold food from the dog for a period of 24 hours to see if the problem resolves itself. This fasting period allows the stomach to rest and calm itself. For puppies, the fasting period should only be 12 hours.