In high resolution mode, when using 150%, 175% zoom, Keyshot is one of the few software that cannot follow the system zoom settings. It seems that the zoom is 125%.
(High resolution support has been enabled in Keyshot)
The picture below is a comparison of Keyshot and Photoshop interface, it looks very clear, Keyshot controls are much smaller than Photoshop.
no no no, it is not about Font Size, but for the Size of Control, Buttons, Tabs, choosing boxs,and so on