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It’s extra steps and work to keep going to the GameObject window in Unity3d to select ‘Apply Changes to Prefab’ after selecting the prefab. Now you can do it just by right-clicking the prefab and selecting ‘Apply Changes to Prefab’ from the context menu. Just download the editor file here and add it to a folder named Editor (as seen in project folder in the video).

Title card that reads, "Using the ContextMenu to Populate Array Slots in Unity"

Strip Transcription Data from Group Transcript

Title Card that reads, "Random Timing in Unity with Min Max Curves"

Random Timing with Min Max Curves

Title card that reads, "Change the Element Name of Arrays In Unity"

Change the Element Name of Arrays in Unity

Title card that reads, "Save & Load Game Object Selections in Unity"

Save and Load GameObject Selections

Title card that reads, :Instantiate Linked Prefabs in the Unity Inspector"

Instantiating Linked Prefabs in the Unity Editor

Title card that reads, "Execute Scripts in the Unity Inspector

Executing Scripts in the Unity Inspector

Title card that reads "Math in the Unity Inspector"

Math in the Unity Inspector

Title Card that reads "Scrub Through Particle System Playback in Unity"

Scrub through Particle Systems in Unity3d

Title card that reads, "Using the ContextMenu to Populate Array Slots in Unity"

Use ContextMenu and Scripts to Populate Arrays