Sort multi columns in Matrix table

If you have the latest version of PowerBI desktop you can do this in 4 following steps:

Step 1: Convert the matrix into a table

Step 2: Sort the table by "First" column (Click again if you want to change the sorting order in opposite direction)

Step 3: Now add additional sort in the table by using Shift + Lift Click on "Second" column (Shift + Lift Click again to change sort order to opposite direction)

Step 4: Convert the table back to matrix now, and your matrix retain these sort orders now

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