Mac Window Management: Hidden Gesture to Show All Windows

Enhance Your Mac Dock with a Hidden Feature
Imagine being able to simply scroll up on any application icon within your dock to instantly view all of its open windows, as well as your recently accessed documents. This functionality, though not immediately apparent, can be readily enabled with a single command.
Previously, we explored the utilization of MacBook trackpad gestures, specifically the three-finger downward swipe, which displays all windows associated with the currently active application. It has been discovered that this capability can be extended to any application residing in your dock, regardless of whether it is presently in use.
How the Feature Works
The process involves a simple upward scroll gesture performed directly on the desired dock icon. This action will reveal a preview of all open windows for that specific application.
Currently, attempting this gesture may not yield the desired result. Apple has intentionally concealed this potentially valuable feature behind a less obvious system command. The following instructions detail the steps required to activate it.
This is particularly beneficial for users who frequently work with numerous open windows, offering a streamlined method for navigating between them. The feature's hidden nature is somewhat perplexing, given its potential to improve workflow efficiency.
Enabling the Hidden Gesture allows for quicker access to open applications and recent files.
Enabling the Scroll Up Gesture for Your Dock
The Terminal application, located within Applications > Utilities, must be launched. Alternatively, utilize Spotlight search by typing "Terminal" to quickly locate and open it.

With the Terminal open, execute the following two commands sequentially:
defaults write com.apple.dock scroll-to-open -bool truekillall DockLet's break down the functionality of this command. The
defaults utility is employed to modify system settings on your Mac.
is the macOS program responsible for altering settings.defaults
instructswrite
to implement a change.defaults
specifically identifies the Dock.com.apple.dock
denotes the feature being activated, withscroll-to-open
enabling it.-bool true
restarts the Dock process.killall Dock
After running the command, a momentary disappearance of the Dock will occur. Upon its reappearance, the scroll gesture on icons will be functional. This gesture is supported by both a two-finger trackpad movement and the scroll wheel of a mouse.

The activation of this feature reveals all currently open windows. This provides a rapid method for switching between applications, irrespective of the virtual desktop they reside on.
Furthermore, recently opened documents associated with the application are displayed, offering convenient access to those files as well. This enhances workflow efficiency.
Deactivating the Scroll-Up Functionality on Your Dock
Should you wish to deactivate this particular function, the following commands should be implemented.
defaults write com.apple.dock scroll-to-open -bool false
killall Dock
The command remains the same as previously outlined, with the sole alteration being the substitution of false for true.
Understanding the Commands
These commands directly modify the Dock's preferences within macOS. The first command alters a setting, while the second restarts the Dock process to apply the changes.
Acknowledgement is given to a comprehensive compilation of Mac commands for bringing this concealed feature to attention. It has demonstrably enhanced my Mac experience.
Benefits of Disabling Scroll-to-Open
- Reduced Accidental Activations: Prevents unintended application switching.
- Improved Workflow: Minimizes disruptions during focused tasks.
- Enhanced Control: Grants users greater command over their Dock interactions.
It is anticipated that this adjustment will similarly improve the usability of your own macOS system.
By implementing these simple commands, users can tailor the Dock's behavior to better suit their individual preferences and optimize their overall computing experience.