The steps are as follows.

Click the installation files

Choose a language you need

Choose “Millimeter”

Click “Crack For ArtCAM”

Copy “Exec”and “Exec64”to your ArtCAM2012 folder for replace the original file.

If your machine is rotary device,please copy “rotaryY2A“and “rotaryY2C“to your ArtCAM2012 folder/”postp” for replace the original file too,choose one of these two post-processing（If your machine is set to the A axis, choose “rotaryY2A;If your machine is set to the C axis, choose rotaryY2C”），This only needs to replace X with Y and Y with X when correct G-Code

Then you can use ArtCAM2012 as normal

The video is as follows.