Shielding the film to prevent scratching

Screen film to prevent scratches.

The keyboard is pasted with film to prevent sundries from entering.

Keyboard film prevents foreign objects from entering (such as eating and eating snacks when using the computer, which is likely to enter the keyboard and affect the use. But it's hot every day in summer, and the keyboard film is easy to cause poor heat dissipation. It's good to see the keyboard dirty.

Handle with care to prevent the shell from colliding.

Handle with care to prevent the shell from colliding.

Clean the fan once every six months.

The fan can be cleaned once every six months, and the cleaning course can be searched online by yourself without looking for maintenance personnel, which is costly and laborious.

Always back up important files.

Keep the habit of frequent backup, especially important files, and it is best to back them up on the mobile hard disk to avoid accidental data loss.