Which part do I need LCD VS Glass Screen Digitizer

When dealing with a damaged mobile phone screen, understanding whether you need to replace the LCD (or OLED) display or the glass screen digitizer depends on the nature of the damage and the specific issues you're facing:

1. LCD/OLED Display: If the screen is malfunctioning, showing lines, displaying distorted images, or not lighting up at all, you likely need to replace the LCD/OLED display. This component is responsible for the actual image and content display on the screen.

2. Glass Screen Digitizer: If the touchscreen functionality is not working properly—meaning you can't interact with the phone through touch, there are unresponsive areas, or the touch sensitivity is inconsistent—it's likely an issue with the glass screen digitizer. The digitizer registers touch inputs and translates them into commands for the phone.

In some cases of screen damage, these components might come as a single unit (display assembly), where both the LCD/OLED and the digitizer are fused together. In this scenario, you'd need to replace the entire assembly.

If you're unsure about which component is damaged or causing issues, it might be helpful to consult a professional technician or take the device to an authorized service center. They can diagnose the problem accurately and recommend the necessary repairs or replacements.

Keep in mind that attempting to replace these components yourself can be challenging and may cause further damage if not done correctly.