Codes & Bolts

MX Master 3 Switch Mod

Disclaimer: Follow this guide at your own risk, only proceed if you understand the risks involved. I'm not liable for any damage to you or your mouse when you follow this guide.


  • Kailh Silent (Mute) Switches 6*6*7.3mm
  • Soldering Iron
  • Solder Sucker


Step 1Screws Removal
Screws Location

There are 5 screws hidden under the 2 sides and back feet

Be gentle if you want to reuse the feet or purchase replacement feet

  • Use a hair dryer to heat the feet up
  • Slowly peel each foot off
Step 2Top Half Removal
Internal ribbon cable

Do this step slowly as there is a cable connecting the top and bottom

  • Slowly pry the two halves apart
  • Detach the cable from the bottom half
Step 3Battery Removal
Close up on the internals

  • Unplug the connector
  • Remove the 2 screws
Step 4Board Removal
Internal screws location

There are two ribbon cables and 7 screws

  • Unplug the 2 connectors
  • Remove all the marked screws
  • Remove the scroll wheel
  • Remove the board

Switch Replacement

Step 5Desoldering
Solder points

  • Desolder the current switches
Step 6Solder
Switch replacement completed

  • Solder the new Kailh switches to the top 2 holes


Reconnect all the connectors, screw all the screws back (Review Steps 1 - 4 for the connectors and screws locations) and you're done!


Kailh SwitchesKailh Silent (Mute) Switches 6*6*7.3mm
Before switch replacementBoard with original Omron switches
Original Omron switchesOmron Switches - D2FC-F-7N

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