Accidents may happen and your phone may stop responding. You can restore the original factory settings, but be careful, since this reset removes all data you have saved in the phone memory and all your personalization.
If you are disposing your phone, note that you are responsible of removing all private content.
When you are flying or in other locations where phone use is restricted, use the airplane mode.
To activate the airplane mode, select
The airplane mode closes connections to the cellular network and switches your device’s wireless features off. Comply with the instructions and safety requirements given by, for example, an airline, and any applicable laws and regulations.
If you want to avoid extra costs, you can change the data roaming settings.