White Point Correction Tool in Calibrator allows for a pmm to be recalibrated with a newly measured white point.
Available from V6.6 onwards.
How
As it recalculates the pmm, making a copy of the pmm prior to recalcualating the white point can be advisable.

- Select the Paper Color icon
- Connect the spectro and select Measure.
The rectangle shows the current white point on the left, the measured white point on the right.

- Save and the pmm is recalculated with a new white point.