Power BI two customized period not working

[peter8848]

Hi All,

try to replicate the below but my both date and previous date can only slicer the sales amount not the previous sales (Previous sales does not change at all). Any ideas what went wrong and is there any other better way to do it?

https://www.sqlbi.com/articles/filtering-and-comparing-different-time-periods-with-power-bi/

thanks,

Peter