[Q] Would really appreciate help post-root

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http://forum.xda-developers.com – I need to find a way to completely unroot the galaxy S2 and return it to complete factory settings. The standard ODIN method isn't quite doing the job. My phone is in a constant airplane mode. I can't accept calls, send calls, receive texts, send texts, update my PRL or anything requiring phone service. There is an omniscient block sign to the right of the status bar. In the last week the S2 somehow updated itself and it worked for three days--the phone functioned normally with reception--then the battery ran out of power and the phone returned to having no network connection. The phone wo (HowTos)