Fundamentally, there are 3 axes ("axises"): X=width; Y=height; Z=depth. To date Poser scaled reasonably well if you did all three of those together, but not so well if you wanted to scale only one (e.g. you wanted to make legs shorter but leave thickness alone, without morphing).

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Hardware: AMD Ryzen 9 3900X/MSI MAG570 Tomahawk X570/Zotac Geforce GTX 1650 Super 4GB/32GB OLOy RAM

Software: Windows 10 Professional/Poser Pro 11/Photoshop/Postworkshop 3