Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to follow someone on periscope [title] Launch periscope. [step] Locate the app on your iphone and tap on it. The app logo has a picture of a periscope on cyan background.

Ending1: [title] Tap " settings " from the menu. [step] It's at the top of the screen, just below " current settings. Ending2: If you've used the app before, you won't need to log in again. [substeps] You will be brought to your main dashboard screen. Ending3: [title] Make sure you want to see periscope. [step] Tap the magnifying glass icon on the upper left corner of the screen to open periscope. Ending4: Periscope is available on ios 8. [title] Search for the character you want to follow.

Answer format: ending1/ending2/ending3/ending4