Hello guys Reactivation Lock mean's Samsung Account Lock
You can solve with too many ways all available in forum. Also you can follow my method
FRP Lock unlock Software also work for Samsung account If you have you can do in few sec :P
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FRP Lock mean's Google Account Lock
What's FRP ? FRP Mean's
Factory Reset Protection
Samsung account
method work on
FRP Lock ( Google lock ) if android version 5.0.1 (
Only). Its tested by ( Friend ). And for 5.1.1 solutions available ( Its private yet ) But the solution works confirmed
By my beloved friends