Remove all the extra parts from the PCB, metal frame, and white plastic back. There are 9 of them. Use knife or other cutting tool to cut the plastic. Use cutting tool to cut PCB. Use Diamond impregnated files to cut the metal frame. It's very hard and stiff, you cannot cut it with knife or wire cutters. Or, you may hurt you tool or even the LCD GLASS!! That's a game over"

Please be ALWAYS VERY CAREFUL and patient, DO NOT HURT the citcuit or the LCD glass (through the entire upgrade).

Smooth all sharp metal edges. Should be 6 of them.

After this step, your HV121P01 will look more like the original LCD panel i.e. IAXG01B