Hi, all, I found following links on Microsoft Learn.
https://docs.microsoft.com/en-us/learn/modules/get-started-with-power-bi/
https://docs.microsoft.com/en-us/learn/modules/get-data-power-bi/
https://docs.microsoft.com/en-us/learn/modules/get-data-power-bi/
https://docs.microsoft.com/en-us/learn/modules/visuals-in-power-bi/
https://docs.microsoft.com/en-us/learn/modules/analyze-data-power-bi/
https://docs.microsoft.com/en-us/learn/modules/model-data-power-bi/
https://docs.microsoft.com/en-us/learn/modules/explore-data-power-bi/
https://docs.microsoft.com/en-us/learn/paths/create-use-analytics-reports-power-bi/
https://docs.microsoft.com/en-us/learn/paths/consume-data-with-power-bi/
https://docs.microsoft.com/en-us/learn/browse/?term=Power%20Bi
https://docs.microsoft.com/en-us/learn/modules/power-platform-mobile-management/
And If you want to do preparation excellent certification guide by Sergio and Sabrina Zenatti