Trial on a single Chromebook:
On your Chromebook, download DocsPlus from the Chrome Web Store. Launch the app to start your 28-day free subscription.
Trial on multiple Chromebooks:
As a Domain Administrator, open your Google Admin Console, go to Device Management > Chrome Management > App Management, then search for DocsPlus and allocate it to users.
Launch the app on any Chromebook to start your 28-day free subscription.
For more information about installing the trial to multiple Chromebooks: