Absolutely not. Not in 2026. The security risk of an unknown portable executable with kernel-level hooks far outweighs the $20 you can spend on a grey-market key or the $0 you can spend by simply using Linux or the fully free, legal version of Windows 10 with its tiny "Activate Windows" watermark.
KMSAuto Net is an unauthorized software activator used to bypass licensing for Microsoft Windows and Office products. The specific version string KMSAuto Net 2016 V.1.4.9 Portable + 1.5.1 Kmsauto Net 2016 V.1.4.9 Portable 1.5.1 Download
Employing to evade detection by security researchers. Absolutely not
While several versions exist, the 1.4.9 and 1.5.1 releases are noted for their stability. Key features include: Kmsauto Net 2016 V.1.4.9 Portable 1.5.1 Download