Step 1 · Identify your machine
⬆ On-site photo · PENDING
Upload is a demo placeholder: production uses a local low-cost model; files never leave the machine.
AI recognition result (simulated) SIM
AI first pass: DTF printer · suspected 'one color missing' (white channel dropout). Continue with step-by-step diagnosis below.
Correct — continue diagnosis →Wrong — pick machine & symptom manually