#Step 1: Disassemble the Q1 keyboard and take out the daughter PCB. Please refer to the disassemble tutorial on how to remove and assemble the daughter PCB. 

#Step 2: When you take out the daughter PCB, you will notice the outside part of the screw position was painted white. 

#Step 3: Use screwdriver or other tools to gently scrape the white layer to till you can see the original color of the screw position. 

Note: Please gently scrape the white layer.

#Step 4: Assemble the daughter PCB back and it should fine.