Canon iPF755 User Manual page 816

Troubleshooting
8.
Press ▲ or ▼ to select Yes, and then press the OK button.
9.
A confirmation message about updating ink information is shown on the Display Screen. After checking the
message, press the ▶ button.
10.
Press ▲ or ▼ to select Yes, and then press the OK button.
Ink level detection is now released.
12
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Ink Level Detection
> Other problems >
iPF755