Many old PC Gamer magazines and Office Depot "99-in-1 Software" discs included ArcSoft PhotoStudio as a freebie. You can buy these bundle discs for $1. The serial key is often printed on the disc itself.
Versions prior to 5.0 (like 4.0 or 2000) rely on 16-bit installers, which do not run on 64-bit Windows 10/11 without emulation. arcsoft photostudio old version new
How to Recover ArcSoft PhotoStudio for Canon LiDE 20 Scanner Many old PC Gamer magazines and Office Depot
The choice between and new alternatives depends on your goals. If you need to quickly crop, color-correct, and remove red-eye without a learning curve, the old versions are still remarkably capable. However, if you are working with 4K monitors or high-resolution mirrorless camera files, you may find the old software struggling to keep up with the data load. Versions prior to 5
The Classic All-in-One Editor
Here is the good news and the bad news.