To save a X search
Tap on the Explore tab
Enter your search into the search box.
At the top of your results page, tap the overflow icon and then tap Save. Next time you tap the search box, a pop-up menu will display your Saved searches.
To remove a search: Tap anywhere in the search box at the top of the page. Find the saved search you’d like to remove listed below Saved, then tap on the >x< next to the search to remove.