Canon: G3400 Reset

The small office hummed, or rather, it to. Sarah’s Canon G3400, a workhorse affectionately named "Old Faithful" for its unending supply of vibrant ink, had fallen silent. The LCD panel wasn't just flashing; it was panicked—an alternating blink of green and orange signaling the dreaded Support Code 5B00.

  1. Press and hold the Stop button, the ON button, and the Wi-Fi button simultaneously for about 10 seconds.
  2. Release all three buttons.
  3. The printer will restart automatically.

Release the Stop button, then press it 5 times while still holding the Power button. canon g3400 reset

Turn the printer back on normally. The error should now be cleared. The small office hummed, or rather, it to

  1. Press the Setup button (gear icon) on the printer.
  2. Use the arrow keys to navigate to "Device settings" (or "Printer settings").
  3. Scroll to "Reset settings" .
  4. Choose "Reset all" .
  5. Confirm with Yes.
  6. The printer will restart. You will lose all Wi-Fi credentials and custom paper settings.

What Does "Reset" Mean for the Canon G3400?

When users search for "Canon G3400 reset," they usually mean one of three things: Press and hold the Stop button, the ON

1. Overview: Why Reset a Canon G3400?

The Canon G3400 is a refillable ink tank printer (MegaTank). Common reset scenarios:

A factory reset is best for clearing network problems, Wi-Fi glitches, or minor system errors. Method 1: Using Printer Buttons (Button-Only Models) If your model lacks an LCD screen, use this sequence: Turn on the printer. Press and hold the Stop button (red triangle). Count the Alarm lamp flashes: 24 flashes: Resets all machine settings. 23 flashes: Resets network/Wi-Fi settings only.