my zenfone 3 requires the passwords to boot up. but it does not show the keyboard. mails and the messages from facebook have been received but i can't 0pen them.
For your issue, we recommend that you can consider conduct a hardware reset on your phone. As for how to do hardware reset, please refer to the following link.
1. All data stored on your phone will be deleted after reset. (Note: Once reset was performed, all data, apps, settings and personal information will be deleted after initialization)
2. Before performing a reset, please ensure the battery life higher than 15%, or charge the phone during reset process.
3. When a reset starts, it will take about 4-8 minutes before setup wizard appears.