Do not use 15.9 on a new laptop or desktop. Use it only if your computer is from 2015 or earlier.
Use Windows' built-in mounting tool or a third-party app like Rufus to put it on a 16GB+ USB drive. driverpack solution offline 15.9 download
As the software evolved, it became a cautionary tale in the tech community due to several controversial practices: Do not use 15
(example – always cross-check via VirusTotal or community forums): c3a6e7f9b2d1a5e4c8b9a0f2e1d4c7b5a8e9f0c2d3b4a5e6f7a8b9c0d1e2f3a4 driverpack solution offline 15.9 download