"4.0 Software Update
Last Updated - Aug 30, 2016 10:31AM PDT
We’re thrilled to announce the availability of our new 4.0 software for our Time series Pebbles (Pebble Time, Pebble Time Steel, and Pebble Time Round) and the Second Generation Series (Pebble 2 and Time 2). For help updating your Pebble watch and app, please click --> here. "
"All current users can update their Pebble apps to 4.0 from Google Play or the iTunes App Store. Pebble Time, Time Steel, and Time Round users can update their watches to 4.0 from the Pebble app: Menu » Support » Update Your Pebble. For more help with Pebble’s 4.0 software and app updates, visit our Support page."