Practical
Sort, filter, pivot and chart safely
Protect the source range while producing the requested analysis output.
Confirm source range and headers
Blank rows, merged cells and wrong headers can change the result.
Keep criteria ranges clear
Advanced filters and database functions depend on exact criteria headings and placement.
40 items · 40 min40 minutesFloors + 70
Assign pivot field roles from the result
Work backward from the required output to rows, columns, values and filters.
Review both data and display
Verify source series, categories, axes and titles instead of stopping when the chart looks similar.