The last genuine crack for Speed Gear v7.2 appeared around 2018 on forums like UC (UnknownCheats) or MPGH. Those cracks are now obsolete because Windows 10/11 security updates (e.g., Control Flow Guard, PatchGuard) break the speedhook methods. Even if you find a code, the software may crash on modern systems.
Many modern games include "accessibility" options like game speed sliders (e.g., RimWorld , Project Zomboid ). Alternatively, look for official mods on NexusMods that adjust game speed without third-party cheat tools.
It claims to optimize Windows by cleaning registry files and managing startup programs to improve overall boot times.