unlock
verb
[ ʌnˈlɒk ]
• undo the lock of (something), typically with a key.
• "he unlocked the door to his room"
Similar:
unbolt,
unlatch,
unbar,
undo,
unfasten,
unclick,
unpick,
unseal,
unclose,
open,
free,
throw open/wide,
• use a password or other form of authentication to access the full functionality or data of (a computer, mobile phone, file, etc.).
• "when you unlock your phone, you're presented with the ‘home screen’—the interface that shows off all your apps"