How to tell if a new computer is a prototype

The prototype is the computer sample that is displayed on the counter. Many friends who buy computers are worried that they will be given a prototype by the merchant. The prototype is likely to have many problems relative to the sale. For example, the computer's touch screen is very inflexible, internet watching TV will often be stuck, the longest can be stuck for more than 10 minutes.

1, look at the soles of the feet, if the soles of the feet are dirty, or have scratches, the description is a prototype.

2, look at the notebook keyboard, whether there is wear, dust.

3, look at the screws, if the screws have scratches, immediately turn around, this is more than the prototype also pit dad. Many also do not write, and then write technical testing aspects of it!

　　Using Master LU to detect hard disk use time

1, Baidu "Master Lu", download a latest version of the Master Lu.

2, download the installation, open the following diagram operation interface. I am the new computer, do not marvel, indeed only a few days. The use time of the prototype is very long.