Note: It is normal for the pin to be skewed during the transportation of the axis. You can adjust the verticality yourself. Please shoot carefully if you mind. How to use the plug-in keyboard: Note: When inserting a new axis, be sure to align the pin position. If it cannot be inserted easily, do not press to avoid breaking the pin. 1: Use a key puller to remove the keycap 2: Use the shaft puller to pull out the axis (align the shaft puller with the card position) 3: Check the installation position of the new axis 4: Align the new axis with the card position 5: Press lightly to install the new axis into the card position 6: Finally, install the keycap to complete the axis replacement. Non-pluggable keyboard 9 simple steps to easily replace the switch Note: When inserting the new switch, be sure to align the pins. If it does not insert easily, do not press to avoid breaking the pins. Step 1: Prepare tools: desoldering machine, solder wire, electric soldering iron Step 2: Remove keycaps and screws Step 3: Heat the LED pins and remove the light Step 4: Desolder so that the pins are not connected to the circuit board Step 5: Press the middle column and pull out the axis Step 6: Check the position of the new axis and install it Step 7: Install LED lamp beads Step 8: Tin the LED pins and axis pins Step 9: Assemble the keyboard and complete the axis replacement Lime Soft Touch (Equivalent Brown Switch) - An excellent silent series designed for low-noise users, it does not sacrifice the soft touch of the brown switch. Its performance is comparable to the original MX brown switch, but the typing experience is more stable and better. Epic Reliability - With 24 switches in the box, and extra keycaps and paddles, each switch is rated for 50 million clicks. Internal components are extremely wear-resistant and IP40 dust-resistant, ensuring long-lasting quality and longevity. Switch Features: Shorter actuation travel, faster actuation time, keep you one step ahead in the game! >>> Detailed Specs >>> Switch Type: Fast Linear (MX Silver) Lifespan: 50 million clicks, IP40 dust-resistant