One of google’s several tools, google takeout, allows you to download all your google account related data, ie your g-mails, calendar data, contacts, google+ posts… and hangouts conversations when you do this, it will create a zip archive containing a file which contains the chat data, json encoded. Download google hangouts history. You can control whether to keep chat history for users in your organization you can set the default and also let users change the default for their history chat history is on by default for both google chat and classic hangouts note: the chat history settings for classic hangouts and chat are combined in the google admin console there's now.
download google hangouts history
When you delete your message history, this is deleted from gmail and hangouts on all your devices other people in the hangout can still see the history on your computer, go to hangouts at hangoutsgooglecom or in gmail select a conversation at the top of the conversation window, click settings select delete conversation.
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