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KeySteer Configuration & Simulator (beta)
View default TOML

Change the left mouse button binding

This changes the left mouse button’s behavior and may affect normal clicking. Confirm before applying this change.

Current key
·
Before
Unbound
After
Configuration studioLoading default configuration…

Mouse control · Normal

normal

Key mapping

Select a keyboard or mouse button to assign an action or map it to another key.

Primary → Ctrl
Modifiers
Left · mouse_leftLeftRight · mouse_rightRightMiddle · mouse_middleMiddleSide 1 · mouse_x14Side 2 · mouse_x25
Mouse buttonsClick to edit · Drag to a key to assign a mouse click4 · Side 1 5 · Side 2
Characters & key colors

Click the upper character on a key to bind that character (e.g. ?). The lower key uses the selected modifiers. Colored dots indicate existing bindings; hover to see the action.

MovementMouse clicksSpeedButton stateScrollingMode switchingOther
Selected key · normalSelect a key
Current bindingUnbound
Movement
Clicks
Scrolling
Modes
Button state
Selection and navigation
Tabs
Window
Layout direction
Key hints
Bisection
Window movement
Lifecycle
Advanced mapping · Commands & screens

Speed toggles turn on with one press and off with another. Window movement targets the window under the pointer. These actions are not yet simulated in the preview.