Please go to this URL https://pwa.ottspott.co/ to download the new desktop app (PWA) .
To install the app on your computer you can see on the browser tab a "+" icon on the top right corner of your screen.
Click on "+" and click on the "Install" button
The app will be appear on your screen
You can sign in with your Slack team if your team has been created with Slack or on Google if your team has been created with Google Suite.
Once you have installed the Ottspott desktop PWA app, you can start calling. If you have more than one number in your team you can choose the caller ID you will be using.
To retrieve the app on you computer please enter chrome://apps on the browser. You can also retrieve this app on the folder called Applications chrome and so add on your dock or where you would like to create a shortcut of this app.