Brain Test 4 Level 286: Worry wants to power-up his new machine.
Brain Test 4 Level 286
Screenshots

Quick Answer
Drag the yellow lightning bolt plate from the wall power box to the empty slot on the machine.
Skills Tested
Step-by-Step Solution
- 1) Look at the wall power box.
- 2) Grab the yellow lightning bolt plate inside it.
- 3) Drag that plate to the machine.
- 4) Drop it into the empty slot to power up.
Hint
Reveal a hint
Take the yellow lightning bolt plate out of the wall box and fit it into the machine's empty slot.
Why It Works
The puzzle is about spotting the missing piece and connecting it to the gap on the device. Dragging the lightning bolt plate from the power box to the slot completes the circuit and turns the machine on.
Frequently asked questions
How do I solve Brain Test 4 Level 286?
Drag the yellow lightning bolt plate from the wall power box to the empty slot on the machine.
What is the answer to Brain Test 4 Level 286?
Move the yellow lightning bolt plate out of the power box and slide it into the machine's empty slot.
What is the trick in Brain Test 4 Level 286?
The trick is noticing the missing power plate and taking the matching yellow bolt out of the wall box.
Why do I need to insert the lightning plate in Brain Test 4 Level 286?
Putting the lightning bolt plate into the slot feeds power to the gadget and starts it running.
Is there a video walkthrough for Brain Test 4 Level 286?
Yes. The clip shows the yellow plate dragged out of the wall box and placed into the slot on the machine.
How do I avoid getting stuck in Brain Test 4 Level 286?
Look around the whole scene for the loose plate and drop it precisely onto the empty slot, not the body of the device.