Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to protect the data on your phone [title] Register your imei (international mobile equipment identity) number. [step] This is the number used by the police when trying to recover a stolen phone, without this number, the are virtually useless. Network providers also use the number to block a stolen phone, so that nobody else can use it.

Ending1: You must have a registered imei (international mobile equipment identification number) to use this number. [substeps] Meet your information requirements according to the law and purchase with dignity. Ending2: Your imei is usually found under the battery of you can get it on-screen by dialing * 06. Register you phone at www.immobilise, a site set up by the police. Ending3: [title] Cancel the imei number so that your device does not be used for international communications, i.e. [step] Your data is saved on your computer, and nobody can copy it by unauthorized users. Ending4: [substeps] To register, plug in the internet search bar for the imei (mobile equipment identification number (vin), the last resort for any system. Then the result will appear on the profile.

Answer format: ending1/ending2/ending3/ending4