How to Disable Safari Suggestions and Safari Search Suggestions in iOS
Step 1. Open the “Settings” app in iOS and go to “Safari”.
Step 2. Under the ‘Search’ section, adjust the following settings as necessary:
* Search Engine Suggestions – disable this to turn off the auto-complete search queries in Safari
* Safari Suggestions – disable this to turn off the pop-up boxes of possibly related material in Safari
Step 3. Exit out of Settings when finished, and return to Safari to see the changes.