WiFi dropping

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http://androidforums.com – Hi My wifi keeps dropping since last night, have the phone almost 2 years, never any wifi issues, restarted router, restarted phone, unchecked and checked use maximum wifi, all other phones and laptop working fine on wifi.. when I have the phone beside the router it has full signal, as soon as i step away it starts dropping until its gone.. downstairs now just under the room where the router is and its on and off at just the first dot.. its on gingerbread.. so annoying any help greatly appreciated (General)