Please corrects my sentences.

Hi dear.
I will make the dead pixel check website using the f11 key on the keyboard.
I need your help to make good sentences.
Please corrects my sentences and have a nice day.

http://www.monitor.co.kr/en.php

Monitor Screen Testing Website

Please choose 1 color which is listed below and push the F11 key on the keyboard.

Dead or bad pixels Sample

"Hi. This is a dead or bad pixel test program on the web.
Let's test your monitor's screen pixels."

1. It's an easy program to use.
2. Turn off your browser's status bar("View - Toolbars - Status bar")
3. Choose 1 color which is listed and click, it will change the background color.
4. Press the F11 key, and then, you can see the display in full screen mode.
5. Find the dead or bad pixels that looks like the sample picture.
6. Press the F11 key again and it will return into cascade mode.
7. Let's change the other colors and find it again.

? You can check a backlight bleeding when you select the black color mode.
? You can check for blurry spots when you select the white color mode.
? If you find any dust on the screen, remove the dust with a display cleaning kit.