This guide is mapped to “You must open that safe Answer” in the checked version. If Level 401 shows another question, use the text and screenshot rather than the number alone.
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Brain Test: You must open that safe Answer answer
If you searched for “Brain Test You must open that safe Answer,” this is the matching puzzle. It appears as Level 401 in the checked order. The question is “You must open that safe Answer.” Its trick depends on how the wording, movable artwork, or screen controls behave.
Brain Test: You must open that safe Answer quick answer: Tap the dots to change their colors according to the hints: the top section forms a green cross with red corners, and the bottom row is all green.
Step-by-step walkthrough
Read the trick
Pause on the question “You must open that safe Answer” and identify what the puzzle can treat as interactive before choosing the obvious answer.
Important notes
- Use one deliberate tap on the named target before trying a multi-touch gesture.
- Do not add extra actions after the verified answer; many Brain Test puzzles punish an otherwise sensible second move.
- Question order can change after an update, so match the wording and screenshot instead of trusting the number alone.
- Restarting the level restores moved objects and counters if an earlier experiment changed the puzzle state.
Why this answer works
Tap the dots to change their colors according to the hints: the top section forms a green cross with red corners, and the bottom row is all green. The puzzle rewards attention to the exact wording and to objects that can be moved or tapped, not a complicated calculation.
Useful solving habits
- 1Read the prompt literally before applying real-world assumptions.
- 2Test whether text, labels, and decorative objects are interactive.
- 3Use the simplest gesture that matches the verified answer.
- 4Compare the success frame with the screenshot if the result is unclear.
Collectibles and completion
There are no optional collectibles required to finish this puzzle; completing the verified action is enough.
Level 401: Tap the dots to change their colors according to the hints: the top section forms a green cross with red corners, and the bottom row is all green.
What the dedicated video shows
This short clip shows the exact question “You must open that safe Answer,” the required interaction, and the green completion confirmation. It is embedded through YouTube's privacy-enhanced domain and loads only after you press the button.
What to watch closely
Tap the dots to change their colors according to the hints: the top section forms a green cross with red corners, and the bottom row is all green. Watch the pointer or finger position rather than only the final screen, because the important clue is often which object moves or which word receives the tap.
Quick feedback
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