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Samsung A30 - Blue box appearing in screen when we swipe and try to enter pin

(Topic created on: 29-04-2020 07:08 AM)
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edward12
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Hi Guys,

   Have samsung A30 , suddently I see that there is a blue box appearing in screen when I swipe and try to enter pin. The online posts says that the universal switch is enabled ..But not sure how to disable this or to solve this blue box issue. Kindly help me on this. 

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