I am a consumer too, and I know how important it is to remove personal information from phones that we sell hmincer. I'm a bit confused, you indicate that you want to remove information from a SCH-U540 phone that you no longer have. The SCH-U540 is a basic phone and does not have remote reset capabilities. However, if you have the phone in your possession you can do a master reset as per this link: http://spr.ly/6582BZQuo
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