Canon releases EOS 7D firmware version 1.2.3

Canon releases EOS 7D firmware version 1.2.3

Canon releases firmware update version 1.2.3 for the EOS 7D digital SLR camera, offering the following improvements:
• Fixes a pproblem where the settings of the ST-E Speedlite transmitter revert to the default when camera and ST-E2 are both set to auto power off
• Fixes a phenomenon in which the Macro Ring Lite (MR-14EX, MT-24EX) and the slave flash do not sync while shooting wirelessly.
Note that after installation of version 1.2.3 you cannot downgrade to a previous firmware version...