Hello, All,
Note that the discussion below pertains to a patch for AdvancedArcMapSettings for 10.8. I hope this will be helpful to you, please let us know via this forum link if you have any further problems, or if you have maintenance, create a case and let us know.
The ArcGIS Desktop 10.8 Advanced ArcMap Settings Patch B version is now live on the support site. The URL is:
https://support.esri.com/en/download/7799
The patch was re-released to address:
June 8, 2020: A “B” version of the ArcGIS Desktop 10.8 Advanced ArcMap Settings Patch has been released to fix an issue where, in certain specific machines, trying to launch the AdvancedArcMapSettings would not work. It specifically addresses this issue:
BUG-000129099 - Trying to launch AdvancedArcMapSetting for ArcGIS for Desktop 10.8 prompts error message "ArcMap is not installed. Cannot execute this utility"
Margaret Maher
Esri Support Services