Read App Reviews & Install Updates
If you rely on apps and services for work or school, it would be a good idea to look into app updates and app reviews before making the move to the iOS 10.3.3 update. Reviews will help you get familiar with potential benefits and problems.
We've starting to see a steady stream of iOS 10 support updates from app developers. These updates should help to make the transition from whatever you're on to iOS 10.3.3 a little bit smoother.
Before you install these updates, it might be a good idea to check in with your fellow iOS 10 users to how they're doing with iOS 10.3.3.
Read reviews on the App Store and make sure the latest updates are agreeable with iOS 10.3.3. Most apps will be but there are always some bad apples.