2. Use slider or other tools to insert into the keyboard housing and then remove it.
3. Remove all the screws on the keyboard switch plate.
4. Then you will be able to take out the keyboard bottom housing and the PCB plate.
FYI: If there is no problem with the keyboard, it is not recommended to try this at home as it can risk injuries and keyboard damage caused by the disassembling. Disassembling the C1 will invalidate the returns and exchanges guarantee.