That would probably stop the humming noise



A customer’s laptop screen appears to show the correct information on the display, but the graphics and text appears blurry instead of crisp and clear. Which of these would be the most likely fix for this issue?

A) Upgrade the video drivers to the latest version

B) Use the Fn key to toggle between the internal and external display

C) Change display resolution to match the native values

D) Replace the laptop power supply

E) Try decaffeinated coffee tomorrow


The answer: C) Change display resolution to match the native values

An LCD display is designed to show information at a native resolution. When the resolution of the operating system does not match the native resolution, text and graphics will appear blurry or fuzzy.

Want to know more? Watch “Troubleshooting Laptop Issues.”

The small form factor and mobility of a laptop creates some unique technical support requirements. In this video, you’ll learn about troubleshooting LCD video, external monitor issues, input problems, power issues, and challenges with wireless antennas in laptop computers.