These are the steps you need to follow to try out Xero4PowerBI. All of this can be done with trial accounts you can use a trial Xero, with a trial PowerBI service and a trial Odatalink account.
Download the Xero4PowerBI App this will load the App into your PowerBI service
Create an OdataLink Account
You will need your Xero login to Create OdataLink Feed for Xero4PowerBI - YouTube.
Check your firewall access on the model, currently our most common cause of refresh failure:
Connect Your Data
There are three parameters for data connection:
Odatalink feed for URL from your OdataLink account
Financial Year for P&L with Budget
Number of previous Months for P&L Monthly - 1 to 11 You can change these parameters in the settings for the dataset and schedule data refresh.
Don't forget to give access to the App.