

If you downloaded the third service pack release for ArtCAM 2015 R2, the associated ArtCAM_ file is 814 MB (854,261,760 bytes) in size on disk. Please also right-click your extracted ArtCAM_ folder and select the Properties context menu option to check that it is the same size. Please right-click your extracted downloaded ArtCAM_ and select the Properties context menu option to check that it is the same size. The extracted ArtCAM_ folder is 7.73 GB (8,310,816,768 bytes) in size on disk. You should only use 7-Zip or WinRAR to extract this file on your computer. If you downloaded the initial ArtCAM 2015 R2 customer release, the associated ArtCAM_ file is 7.37 GB (7,924,350,976 bytes) in size on disk.

Please provide a screenshot of the warning messages you've encountered when trying to install ArtCAM Insignia 2015 R2.SP3 (64-bit build 860). The original Artcam installation was from my disc. You are correct SP3 860 I downloaded twice This happened the first time corrupt files so I stopped the installation, download again the following evening the same thing was about 8 or nine times that a corrupt file warning came up.
