Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to install ios 7 [title] Back up your device prior to installing ios 7. [step] This helps to ensure that your data does not get lost while your device updates. It is recommended to back up your device to icloud or itunes.

Ending1: [substeps] To back up your device to icloud, connect to a wi-fi network. Then, tap settings, and after that, tap icloud. Ending2: [title] Download ios 7 from cloud storage, stores, or just about any other cloud storage program. [step] You can also download it from google play. Ending3: [title] Go to view programs you will be installing. [step] This is the opportunity to add specific features, areas of the device that may not be visible to a visual standpoint. Ending4: [substeps] If you don't already have this android device in order to install ios 7, skip this step and get your device os 7 installed before any other steps are needed. [title] Open the settings app on your android.

Answer format: ending1/ending2/ending3/ending4