I wrote the code that generates a new hash for the PIN unlock code. The contents of the /data/system/password.key file changed, but the system uses the old pin code, before rebooting. How i can notify unlocker that pin code has been changed?

closed as off-topic by Izzy Jul 25 '18 at 6:16

This question appears to be off-topic. The users who voted to close gave this specific reason:

  • "Questions about writing and publishing Android apps, writing custom ROMs, and other topics that are primarily of concern to developers are off-topic. Consider taking advantage of other resources that may be appropriate for your question." – Izzy
If this question can be reworded to fit the rules in the help center, please edit the question.