Use Row-Level Security (RLS)

Instead of filtering the dashboard widgets, you filter the underlying data based on who is looking at it. When User1 opens the dashboard, the database only sends "India" data. When User2 opens the exact same dashboard, the database only sends "Canada" data.

Link for row level filtering https://docs.databricks.com/aws/en/data-governance/unity-catalog/filters-and-masks/