U2713H Calibration questions

Hello, I need some information,

I have an i1 display pro and which program do I use ? i1 display or dell ultrasharp color calibration solution ?I have some problems with these programsIf I use dell "ultrasharp color calibration solution" I can not use the uniformity compensation why ?If I use i1 display same photos are different colors why ? I'm using profile v2. Finally is there any chance the reduce the uniformity problem

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