Don't Install iOS 9.3.5 If You're Unprepared
Most of you will want to install the iOS 9.3.5 update due to the nature of the update. However, there are some reasons why you might want to hold off, at least for the time being.
Don't install the iOS 9.3.5 update until you've prepared for the iOS 9.3.5 update. It's as simple as that.
It's impossible to predict what kind of trouble the iOS 9.3.5 update will bring to your device. And that's precisely why you'll want to be careful with it.
We've put together a game plan that will take you through the process that we use before we install iOS updates. We used this very process before installing the iOS 9.3.5 update and we came out of the installation without major problems.
At the very least, you'll want to ensure that you make a backup of your phone/tablet's data. That way, if something goes wrong, you can easily recover your missing files.