I am trying to change my drafting Standards from ISO to ANSI, which was selected when the install was originally done, I guess.
After reading your question, I'm not sure you are actually meaning to post this in the API section. Are you trying to programmatically do this or are you just asking for how to set the option?
If you need a macro, check here: https://forum.solidworks.com/message/315560#315560
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