Help! I need to reinstall Sketchup Pro 2018 from Scratch

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@SecondLife

For my own education, could you please explain the difference between running as admin vs. log in as admin. I just don’t see why there’s a difference???

Here you go.

Why the installer must be "run as administrator"

Since the release of SU 2017, there has been a tidal wave of posts from people who encountered problems with SU because they did not install it properly on Windows. The only correct way is to right-click the installer and select “Run as Administrator”. It is not enough to be logged on as an adminstrator. This requirement (which is not unique to SketchUp) is because modern OS’s have upped their security requirements to protect against malicious code that tries to modify crucial system areas su…