RegClean Pro is a registry cleaner software that helps users optimize their Windows registry by removing invalid or corrupted entries. The software requires a valid license key to activate its full features. The "RegClean Pro License Key" feature will allow users to purchase and enter a license key to unlock the software's premium features.
// Save activation status to registry HKEY hKey; RegOpenKeyEx(HKEY_CURRENT_USER, "SOFTWARE\\RegClean Pro", 0, KEY_WRITE, &hKey); RegSetValueEx(hKey, "Activated", 0, REG_DWORD, (LPBYTE)&activated, sizeof(DWORD)); RegCloseKey(hKey); } regclean pro license key