System Overview: With the rapid development of technology, the guesses made by authoritative people on the future of humans are very interesting. The human brain will become quite developed, the body will be very fat, the limbs will gradually shrink, and the stubby and…

1. If the optical drive does not read the disc or the reading capability is not good, do not think that the optical drive is broken. In many cases, the laser beam cannot be fully transmitted because there is much dust on the optical head. The optical drive does not hav…