Fix Color Issues: Print a UI Test Page on Canon MF731Cdw / MF733Cdw
If your Canon MF731Cdw or MF733Cdw printer is not showing the right colors or the prints look a bit off, don’t worry! There’s an easy way to fix it by printing a UI test page. A test page helps you check print quality, color balance, and toner performance. In this guide you’ll learn what a UI test page is, why it matters, and how to print it step by step.
What is a UI Print Test Page?
A typical Canon UI print test page showing color boxes and alignment lines.
A UI print test page is a built in printer function that prints a small sheet showing colored boxes, lines, and shapes. This page helps you:
- See if your printer colors are correct
- Detect missing or faded colors
- Check for lines, dots, or marks
- Make sure your Canon printer is properly calibrated
Why You Should Print a Test Page
Here’s why printing a test page is important:
- It tells you if the toner cartridges are working fine.
- It checks color accuracy (especially cyan, magenta, yellow, black).
- It helps fix problems before they get worse.
- It makes printer maintenance much easier.
Step-by-Step: How to Print a UI Test Page on MF731Cdw / MF733Cdw
From the Printer’s Control Panel

- Go to your printer screen (the small display panel).
- Tap Menu → Printer Settings → Maintenance.
- Select Print Test Page or Color Test Page</ strong>.
- Choose Color or Black & White.
- Tap Start your printer will print a test page in a few seconds.
From Your Computer (Windows)
- Open Control Panel → Devices and Printers.
- Right click on your Canon MF733Cdw printer.
- Select Printer Properties → Print Test Page.

YouTube Tutorial: Watch this video for a step by step visual guide: https://www.youtube.com/ watch?v=8zGvog7ahco
How to Read the Test Page
| What You See | What It Means | What To Do |
|---|---|---|
| Colors look faded | Low toner | Replace cartridge |
| Lines or streaks | Drum dirty | Clean the drum |
| Missing color block | Toner not seated | Reinstall cartridge |
| Uneven colors | Printer not calibrated | Run color calibration |

Troubleshooting Common Issues
- Check Connections: Make sure the printer cable or Wi‑Fi is connected.
- Update Drivers: Go to Canon’s website and download the latest driver for your model.
- Restart Printer: Power off, wait 30 seconds, then turn it back on.
- Reset Maintenance Settings: Go to Menu → Maintenance → Reset.
- Firmware Update: Install the newest firmware from Canon Support.

Printing from Windows or Mac
On Windows
- Open Settings → Devices → Printers & Scanners.
- Choose your Canon MF733Cdw printer.
- Click Manage → Print a Test Page.
On Mac
- Go to System Preferences → Printers & Scanners.
- Select your Canon printer.
- Click Options & Supplies → Utility → Print Test Page.

Tips for Better Print Quality
- Use original Canon toner cartridges.
- Keep your printer in a dust-free area.
- Run the test page every month.
- Don’t shake toner cartridges too hard.
- Use good-quality paper for color prints.
FAQs
Q1. What is a UI test page?
A: A special printer page that helps check print color and quality.
Q2. How often should I print a test page?
A: Once every few weeks, or after replacing toner.
Q3. Why is my Canon printer printing faded colors?
A: Usually because of low toner or blocked nozzles.
Q4. Can I print a test page without using a computer?
A: Yes, directly from the printer’s touchscreen menu.
Conclusion
Running a UI print test page on your Canon MF731Cdw or MF733Cdw printer is one of the easiest ways to make sure your printer is performing perfectly. It helps you fix problems early, keep colors balanced, and extend your printer’s life. Remember a simple test page today can save you a big headache tomorrow!

