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.
Once estrus begins, it may take awhile for the cycle to become regular. Some dogs can take up to eighteen months until their cycle becomes regular. Itâs a good idea to keep a record during these early days. Once it does, the average is about every six months. Smaller breeds may go into heat more frequently, as often as 3-4 times a year.