This discrepancy is "by design" due to Facebook's estimation method. Unique values have an estimation error, and Total Reach may have a greater error than the sum of Organic and Paid does.
Written by Philip
Updated over 2 years agoThis discrepancy is "by design" due to Facebook's estimation method. Unique values have an estimation error, and Total Reach may have a greater error than the sum of Organic and Paid does.