You can upgrade, hardware upgrade generally have two kinds of upgrade memory and upgrade SSD hard disk. Compared with the ssd hard disk that moves thousands of dollars, the cabbage price of memory sticks is the first choice for upgrading. There is a whole set of process, each link should pay attention to avoid mistakes.
The specific upgrade method is as follows:
1, check the computer memory frequency and upgrade instructions. Tap on the top left corner and click About This Machine - More Info - Memory to view.
2, turn off the computer power, remove the screws on the back cover, from the front and back cover connection can be easily pulled open the back cover.
? Figure 1
Figure 2
3, the internal structure is as follows:
4, the memory stick in the center, it has two plastic snaps on both sides. Push the clips outward, the memory stick will pop up, then you can pull the memory stick outward, there is another one underneath, the same way in the operation again can be.
5. Reverse step 4 to insert the new memory stick. Insert the memory stick at an appropriate angle, and then gently press it down.
6, inserted, cover the back cover, do not rush to screw all the screws up. Try to turn on the computer first, if the computer is normal, and then turn off the computer to tighten the screws. If the boot drops three times, the memory stick is not inserted properly, long press the power button to force the shutdown, and then re-inserted once can be.
7, installed after the boot, check the memory, changed to 4g * 2, upgrade success.