has any one this patch for k550 R8BA024; K790 SW-R8BF003
; Privacy
; Allows put a password on the phone File manager, The Telephone Book, Communications Schedules challenges Keyboard
; Allows select Black / white list
; Setting a password is in the Settings menu-> General-> Locks-> Security phone-> Security-> Privacy
; as a keyboard password can be used any password
(!) must revert patch "whitelist turns black"
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THX