A Canon printer may go offline due to various reasons. Common causes include:

Connection Issues: The printer may lose its connection to the network or computer, causing it to go offline.

Printer Settings: Incorrect settings in the printer software or hardware can lead to offline status.

Paper Jams: A paper jam or other hardware issues can trigger offline mode to prevent further printing until resolved.

Driver Problems: Outdated or corrupt printer drivers can disrupt communication with the computer.

Power or Hardware Problems: Insufficient power, hardware failures, or low ink/toner levels can also lead to an offline state.

To resolve this, check connections, update drivers, clear jams, and ensure the printer is powered and properly configured.
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