Question:

Why can't I draw green lines in some areas during the touch recognition test in Diagnostic test mode?

Answer:

 In the touch recognition test within Diagnostic test mode, it's common to encounter areas where you cannot draw green lines. This issue usually arises when you attempt to draw the lines quickly. To fix this problem, please draw the lines slowly when taking the touch recognition test.

Terms:

Diagnostic test mode - A built-in testing tool used to examine the functionality of a device.

Touch recognition test - A test designed to verify the proper operation of the touchscreen.

Green lines - A visual indicator of successful touch recognition during the test.