Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to install couchsurfing app [title] Tap the app store icon from your home screen. [step] This will launch the app store on your ios device. [title] Search for the couchsurfing app.

Ending1: [step] Tap on the magnifying glass icon at the upper right corner of the app store screen to start the search. Type in " couchsurfing " on the results to confirm the search. Ending2: [step] Type keywords in the search field provided, or tap the search field to begin. Tap the app's name to start the search. Ending3: [step] Tap the search field on the top toolbar and tap the magnifying glass icon beside the search field. Type " couchsurfing " and tap on the search result. Ending4: [step] Tap the " search " button at the bottom of the app store and you will be brought to the search page. Type " couchsurfing " at the top of the page where the text field is, and tap the couchsurfing icon once the search yields results.

Answer format: ending1/ending2/ending3/ending4