Can I use the software on multiple PCs?
No, the software is locked to one computer after the first connection.
If you want to use the software on a new computer, then you need to do a Hardware Id Reset on https://play.clutch-solution.com/
You account comes with 2 free resets. If you need more you need to buy them:
https://clutch-solution.com/store/category/41-hwid-reset/