Firmware Notice: EOS 5D Mark III: Firmware Version 1.3.6
Firmware Version 1.3.6 incorporates the following fixes:
- Corrects a PTP communications vulnerability.
- Corrects a vulnerability related to firmware update.
Support
Download Firmware Version 1.3.6 for the EOS 5D Mark III.
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Customer Support Operations
Canon U.S.A., Inc.
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