How do I do this?

[rickk]

(11-08-2022, 04:32 PM)Krikor Wrote: With the image open, open Colors - Curves;
Click on the Manage Presets option (small icon next to the + sign);
select - Import Current settings from file;
Choose the BluishTest file - ok.

Krikor, thanks for this!!  For the first time ever, the curves tool finally makes sense to me. I guess that seeing such a singular objective, coupled with the way you attained it, just resonated with me better than other attempts that I have seen.