# Tile Palette tab reference for the Preferences window > Customize the default behavior and tools of the Tile Palette window. Explore the settings you can use to customize the behavior of the [Tile Palette window](/engine/6000.0/manual/unity2d/tilemaps/create-tile-palette/tile-palette-editor-reference.md). To open the preferences tab, from the main menu select **Edit** > **Preferences**, then select the **2D** tab, then the **Tile Palette** tab. (macOS: **Unity** > **Settings** > **2D** > **Tile Palette**). | **Property** | **Description** | | ---------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | **Target Edit Mode** | Sets the behavior when you set a prefab tilemap as the active tilemap. Editing a prefab instance in the **Scene** view can decrease performance. The options are:**Enable Dialog**: Displays a dialog so you can select either to edit the tilemap [in prefab editing mode](/engine/6000.0/manual/working-with-gameobjects/prefabs/editing-in-prefab-mode.md) or edit in the **Scene** view.**Edit In Prefab Mode**: Edits only the active tilemap in prefab editing mode.**Edit In Scene**: Edits only the active tilemap in the **Scene** view. | | **Mouse Grid Position At Z** | Displays the tile outline in the **Scene** view at the current z position instead of at the default z position of 0. This property affects where you need to position the mouse cursor to draw tiles at different z positions. For more information, refer to [Add 3D height to an isometric tilemap](/engine/6000.0/manual/unity2d/tilemaps/isometric-tilemap/tilemap-renderer-isometric-modes.md). | | **Active Targets Sorting Mode** | Sets the sorting order of the list of tile palettes in the **Active Target** dropdown. The options are:**None**: Applies no sorting. This is the default.**Alphabetical**: Sorts the list in alphabetical order.**ReverseAlphabetical**: Sorts the list in reverse alphabetical order. | | **Restore Edit Mode Active Target** | Restores the previously active tile palette in the Tile Palette window when you exit Play mode. | | **Create Tile Method** | Sets the method Unity uses to create a tile asset when you drag a texture or sprite into a tile palette. | | **Show Open Tile Palette in Scene View** | Displays an overlay in the **Scene** view that lets you open the tile palette when you select a tile. | | **Prefab Mode Grid Cell Size** | Sets the default **Cell Size** when you open a tilemap prefab in prefab editing mode and there's no valid grid in the prefab. | | **Prefab Mode Grid Cell Gap** | Sets the default **Cell Gap** when you open a tilemap prefab in prefab editing mode and there's no valid grid in the prefab. | | **Prefab Mode Grid Cell Layout** | Sets the default **Cell Layout** when you open a tilemap prefab in prefab editing mode and there's no valid grid in the prefab. | | **Prefab Mode Grid Cell Swizzle** | Sets the default **Cell Swizzle** when you open a tilemap prefab in prefab editing mode and there's no valid grid in the prefab. | | **Default Tile Palette Tools** | Sets the list of tools in the toolbar of the Tile Palette window. The left panel lists the usable tools and the right panel lists unused tools that you can add. To add a tool to the usable list, select it in the right panel then select **Add** (**\<\<**). To remove a tool, select it in the left panel then select **Remove** (**>>**). | | **Save** | Saves your changes to the **Default Tile Palette Tools**. | | **Revert** | Reverts your changes to the **Default Tile Palette Tools**. | | **Reset** | Resets the **Default Tile Palette Tools** to the defaults. | ## Brush Picks | **Property** | **Description** | | --------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | **Brush Picks Asset** | Selects the asset where Unity stores the brush picks in your project. Drag a Brush Picks asset from the **Project** window, or select the picker (**⊙**).If the field displays **None**, Unity stores your brush picks in the `Library` folder of your project. | | **New** | Creates a new brush picks asset in the **Project** window and sets it as the active brush picks asset. | | **Clone** | Clones a new brush picks asset from **Brush Picks Asset**. If the field displays **None**, Unity clones the brush picks from the `Library` folder. | ## Additional resources * [Project Settings](/engine/6000.0/manual/unity-editor/editor-settings-reference/comp-manager-group.md) * [Tilemap component reference](/engine/6000.0/manual/unity2d/tilemaps/reference/tilemap.md)