What should I do if a firmware update fails and causes error 0001?

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Grade: Education Subject: Support
What should I do if a firmware update fails and causes error 0001?
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If a firmware update fails and the camera now displays error 0001, don't attempt to force a re-installation. This could worsen the situation. Contact Canon customer support for assistance. They may have specific troubleshooting steps or be able to recommend a repair.