Sometimes, you feel the need to see the history of the recent most caller so that some very important decisions about the caller can be taken. To explore the most recent caller history, you need to explore part of history.
For the purpose, you need just few steps and whole the history will be reveled before you. Alternatively, you may take the help of the instructions to reveal the history.
Instructions
1: Tap the icon of ‘Dialer App’ on the bottom left corner of the Home screen of your Android 6.0.1 Marshmallow smartphone to open up the ‘Dialer App’ screen. 
2: At the ‘Dialer App’ screen, tap the ‘Recents’ button, available in the middle of the interface for the contact to go to the ‘Recents’ screen with a list of all the contacts in your phone book.
3: At the ‘Recents’ list, see; the upper most contact is the recent most. To explore its history, tap the profile photo of the contact. It will take you to the interface of the contact.
4: At the recent most contacts’ interface screen, see the ‘Recents’ are given at the bottom of the screen.
5: To explore the detailed history, tap anywhere on the screen and drag upward or scroll upward. The complete history of the contact will be reveled before you to do the needful.
That’s all!