How long have we been using TEAMS chat? Any log info available?

[IBN]

Hello Teams Community, 

I would like to find out how long we have been using Teams chat. 

Is there any log information available to check for the client TEAMS app deployment started.

Thanks

[#2]

Hello,

You can try to find your entire Teams conversation history using the EWS Editor.

https://github.com/dseph/EwsEditor/releases

[#3]

Thanks for your reply.

I am talking about Is there any log information available to check for the client TEAMS app deployment started.