Hello Shubham,
The reason you are getting this error "The credentials provided for the AzureBlobs source are invalid" is because you change the authentication method for your data source connection.
In order to fix this, after you enter your EA enrollment and number of months, make sure that you leave the default value of Anonymous for Authentication method and None for the Privacy level setting:
More information can be found here: [https://video2.skills-academy.com/en-us/azure/cost-management-billing/costs/analyze-cost-data-azure-cost-management-power-bi-template-app#invalid-credentials-for-azureblob-error
I hope this helps.
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