It is lightweight compared to modern alternatives and scans hardware rapidly.
One user, studyggm , noted that after disconnecting the internet, "offline update driver (no problem as OP), slow speed, but the drivers are full". Another user, 铿锵玫瑰 , pointed out the fatal flaw in the original design by noting, "Does the main program not find the offline driver? The designer must put the drivers folder in the extracted folder". This confirms that
No need to download gigabytes of data during installation. This is crucial if you are fixing a computer that has broken Wi-Fi or Ethernet drivers.