Software: VLC media player (Media)
User query: Please set a frame from the current video as my computer's desktop background.
Difficulty: medium
Ground-truth plan:
Task 1: Capture a Snapshot in VLC
Subtask 1: Pause the video at the desired frame.
Subtask 2: Click the 'Video' menu.
Subtask 3: Click 'Take Snapshot' and make a note of the directory where VLC saves the snapshot (e.g., Desktop).
Task 2: Set the Snapshot as Desktop Background
Subtask 1: Open the folder where the snapshot was saved (e.g., Desktop).
Subtask 2: Right‑click on the snapshot image file.
Subtask 3: Select 'Set as desktop background'.
Task 3: Verify the New Desktop Background
Subtask 1: Press Win + D and confirm the background now displays the selected video frame.