Open Yandex and pass authorization. To do this, enter your username and password to log in Inbox. The screen displays a window of the postal service. In the upper right corner in menu select "settings".
In the opened window are located all the settings of your Google account. Open the setting mode, the "Chat" - here is the history management of Yandex.
How to clear history in Yandex
Clear the history of your messages. At the bottom of the "Chat" window, click on the 'delete all history of communication".
How to clear history in Yandex
You will see the window with confirmation of the removal request history. To clear the history, click "Delete". History will be deleted.
How to clear history in Yandex