What should I do if I encounter an error during setup?
Refer to on-screen instructions; avoid connecting USB until specifically prompted by the Setup Assistant on the computer screen. ข้อควรทราบ: ห้ามต่อสาย USB จนกว่า จะมีข้อความแจ้งบนหน้าจอ (Page 3).
From the official HP Deskjet 2050 All IN One Printer Series J5 manual, page 3
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