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reply presumes its a legitimate phone that is not stolen
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log on to www.icloud.com with your email and password to make sure the phone is erased and removed ?

go to https://www.icloud.com/activationlock/ to check to make sure its ready for activation??

try a different sim ??

click on start over, and try a different wifi network ??

click on start over, and use cellular data to activate??
 
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