Open the box fully and lift the printer upward with support from both sides.
CanonMegaTank
G3665
Last updated July 13, 2026
The Canon PIXMA G3665 is a MegaTank multifunction printer designed for home use, offering color inkjet printing, scanning, and copying with high-capacity, refillable ink tanks. It enables printing of crisp documents and borderless photos, with convenient connectivity to smart devices and cloud services via USB or wireless connections. The printer is easy to set up and is known for its affordability and suitability for general all-around printing needs.
CountryUnited States
OSUnknown
In this Setup
Requirements & Prerequisite
Gather the following items before you begin setup. Tick each one as you get it.
Unboxing & Initial Setup
- Remove all packaging material and protective tapes from the printer
- Take out documentation material, power cord and other accessories from the box.
- Connect the power cord and turn ON the printer
- Install the ink cartridges
- Load paper into the paper tray
Manuals & Guides
Canon G3665 setup on Windows
Canon G3665 setup on macOS
Canon G3665 setup on iPhone & iPad
Canon G3665 setup on Android
Canon G3665 setup on Chromebook
Troubleshooting Steps
- Basic Checks:
- Power and Connection:
- Ensure the printer is plugged in and powered on. Verify the USB or Wi-Fi connection is stable.
- Paper Jam:
- Check for any paper jams and clear them according to the user manual.
- Ink Levels:
- Verify that the ink cartridges are properly installed and have sufficient ink.
- Power and Connection:
- Print Quality Issues:
- Low Ink:
- If prints are faded, streaky, or blurred, ensure the ink cartridges are not low or empty, according to ljstartcannon.com.
- Low Ink:
- Clogged Print Head:
- Clogged print heads can also cause poor print quality. Refer to the user manual for instructions on how to clean the print head.
- Incorrect Print Settings:
- Check your print settings in the application you’re using and ensure they are appropriate for the type of document you’re printing.
- Printer Offline or Not Responding:
- Restart:
- Try restarting your printer and computer, as this can resolve many common issues.
- Printer Driver:
- If the printer is still offline, try reinstalling the printer drivers. You can find the latest drivers on the Canon website.
- Check for Updates:
- Ensure your printer’s firmware and drivers are up to date.
- Restart:
- Network Connection:
- If you’re using a wireless connection, verify that the printer is connected to the same Wi-Fi network as your computer.