1. Download the correct version of Booth that you are licensed for to the new PC.
2. If you would like to copy the contents from the old PC, You can copy the folder below from the old PC to the new.
C:\Users\Public\Documents\Darkroom Booth\Photos
3. Deactivate the older tablet via global Settings System Info. See screenshot.
4. Activate on the new PC
Here is a short video to help walk you through the process.