How to unlock screen blu studio 50?

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How do I unlock my Blu tablet if forgot my pin coad   more
Sadly the Blu studio software has disappointed me.   more
Tried the up and down volume it's not working! Do u know how else to unlock my blue bold phone.?   more
how do u unlock a blu studio 5.0 S if I cant remember the password   more
... logo pops up on the screen. You can use Volume Up ... option from there. This will unlock your phone but it will ...   more

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