Table visual shows only current week data and also if i am using slicers it will shows selected data

Try relative date slicer. Set it on one page and copy paste on other tabs/pages, it will ask for sync, say yes.

https://docs.microsoft.com/en-us/power-bi/visuals/desktop-slicer-filter-date-range

You can also drag the date on report filter in filter pane and achieve same.

https://docs.microsoft.com/en-us/power-bi/power-bi-report-add-filter

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