First you need to activate Developers mode. How to do this is described here.
Then you can go to your Odoo -> Apps -> find the required module and click on it. And you will see their module version as on the screenshot below:
First you need to activate Developers mode. How to do this is described here.
Then you can go to your Odoo -> Apps -> find the required module and click on it. And you will see their module version as on the screenshot below: