Walking into a repair shop with a malfunctioning iPad can be stressful, especially if you aren't a tech expert. A common pitfall many iPad owners fall into is being told they need a "Full Screen Assembly Replacement" when their touch screen stops working.
Here is the insider secret: Touch issues rarely require a full screen replacement.
The iPad screen is made of different layers. There is the LCD/OLED panel (which produces the image) and the outer glass/digitizer (which registers your touch). If your display shows perfect colors and has no black spots or bleeding ink, your LCD is perfectly healthy.
Unscrupulous or inexperienced repair shops might tell you the "whole screen is broken" to justify charging you a premium price—sometimes over a thousand dollars for high-end models. In reality, replacing just the "touch outer screen" is a standard procedure that solves 90% of touch-related issues, such as unresponsive zones or Apple Pencil failures.