/etc/logid.cfg for MX Master 2s

logid.cfg

devices: ({
  name: "Wireless Mouse MX Master 2S";

  //sudo systemctl enable --now logid

  // A lower threshold number makes the wheel switch to free-spin mode
  // quicker when scrolling fast.
  smartshift: {
    on: true;
    threshold: 15;
  };

  hiresscroll: {
    hires: true;
    invert: false;
    target: true;
      up:
      {
        mode: "Axis";
        axis: "REL_WHEEL_HI_RES";
        axis_multiplier: 1;
      },
      down:
      {
        mode: "Axis";
        axis: "REL_WHEEL_HI_RES";
        axis_multiplier: -1;
      },
  };

  // Higher numbers make the mouse more sensitive (cursor moves faster),
  // 4000 max for MX Master 3.
  dpi: 1500;

  buttons: (
    // Modify top button on the mouse, it could support gestures as well.
    // { cid: 0xc4; action = { type: "Keypress"; keys: ["BTN_BACK"];    }; },

    // Enable thumb gestures
    {
      cid: 0xc3;
      action = {
        type: "Gestures";
        gestures: ({
          direction: "Left";
          mode: "OnRelease";
          action = {
            type: "Keypress";
            keys: ["KEY_LEFTCTRL", "KEY_LEFTALT", "KEY_LEFT"];
          };
        }, 
        {
          direction: "Right";
          mode: "OnRelease";
          action = {
            type: "Keypress";
            keys: [ "KEY_LEFTCTRL", "KEY_LEFTALT", "KEY_RIGHT" ]; // snap window to right
          }
        },
        {
          direction: "Down";
          mode: "OnInterval";
          interval: 100;
          action = {
            type: "Keypress";
            keys: [ "KEY_VOLUMEDOWN" ]; // snap window to right
          }
        },
        {
          direction: "Up";
          mode: "OnInterval";
          interval: 100;
          action = {
            type: "Keypress";
            keys: [ "KEY_VOLUMEUP" ]; // snap window to right
          }
        },
        {
          direction: "None";
          mode: "OnRelease";
          action = {
            type: "Keypress";
            keys: ["KEY_LEFTMETA"]
          };
        });
      };
    }
  );
});