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EOS 5D Mark III Firmware Version 1.2.3 Firmware Version 1.2.3 incorporates the following improvements and fixes. Fixes a phenomenon in which the flash may not fire depending on the timing of when the shutter button is pressed. Fixes a phenomenon in which the AF microadjustment value may change. Canon 5D Mark III firmware v1.2.1 download link. Discussion in 'Canon EOS' started by jonaustin 3, Apr 26, 2013. If you're feeling lucky. Once the EOS 5D Mark III camera is updated to version 1.2.1, it cannot be restored to a previous firmware version (Version 1.0.7 through 1.1.3). It is recommended that the latest application software.1 be used, once the EOS 5D Mark III is updated to the new firmware version 1.2.1 from older firmware (versions 1.0.7 through 1.1.3).
Firmware: updating your camera
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Every so often, Canon releases new firmware for your EOS camera. So what is firmware, and should you update it?
What is firmware?
Firmware is an interface between the camera features and the camera hardware. Think of it as your camera's operating system. It is complex and not always perfect when developed and installed by Canon during production. Despite rigorous testing, there can be flaws.
From time to time Canon provides firmware updates for different cameras to correct these issues.
Camera updates are designed so that they can be installed by the user. There are two different ways in which to install the updates onto your EOS camera – using a memory card and via EOS Utility.
What will a firmware update offer me?
Typically firmware updates offer minor corrections – like fixing rare phenomena in very specific operating conditions or correcting spelling mistakes in non-English menus. However, from time to time more significant changes are introduced, typically indicated by an increase in the top-level numeral (eg. 2.0.1 rather than 1.1.0).
This was particularly relevant for cameras like the EOS-1D X Mark II, EOS 7D and EOS 5D Mark II, all of which saw major firmware updates to their capabilities and functionality. For significant firmware updates, a new instruction manual is often released, to help owners get the most out of the new features.
What's the latest version for my camera?
CAMERA | VERSION | LAST UPDATE |
EOS-1D | 1.4.0 | July 2002 |
EOS-1D Mark II | 1.2.6 | December 2006 |
EOS-1D Mark II N | 1.1.2 | December 2006 |
EOS-1D Mark III | 1.3.2 | July 2013 |
EOS-1D Mark IV | 1.1.5 | November 2016 |
EOS-1D X | 2.1.1 | September 2019 |
EOS-1D X Mark II | 1.1.7 | September 2019 |
EOS-1D X Mark III | 1.2.1 | October 2020 |
EOS-1Ds | 1.0.3 | April 2004 |
EOS-1Ds Mark II | 1.1.6 | December 2006 |
EOS-1Ds Mark III | 1.2.3 | July 2013 |
EOS 5D | 1.1.1 | March 2008 |
EOS 5D Mark II | 2.1.2 | February 2012 |
EOS 5D Mark III | 1.3.6 | September 2019 |
EOS 5D Mark IV | 1.3.0 | October 2019 |
EOS 5DS | 1.1.3 | September 2019 |
EOS 5DS R | 1.1.3 | September 2019 |
EOS 6D | 1.1.9 | November 2019 |
EOS 6D Mark II | 1.1.0 | October 2020 |
EOS 7D | 2.0.6 | November 2016 |
EOS 7D Mark II | 1.1.3 | November 2019 |
EOS 10D | 2.0.1 | January 2004 |
EOS 20D | 2.0.3 | October 2005 |
EOS 20Da | 2.0.3 | October 2005 |
EOS 30D | 1.0.6 | March 2008 |
EOS 40D | 1.1.1 | January 2009 |
EOS 50D | 1.0.8 | June 2012 |
EOS 60D | 1.1.2 | November 2016 |
EOS 60Da | 1.1.2 | November 2017 |
EOS 70D | 1.1.3 | November 2019 |
EOS 77D | 1.0.3 | January 2020 |
EOS 80D | 1.0.3 | August 2019 |
EOS 90D | 1.1.1 | October 2019 |
EOS 100D | 1.0.1 | September 2016 |
EOS 200D | 1.0.3 | January 2020 |
EOS 250D | 1.0.2 | November 2019 |
EOS 300D | 1.1.1 | October 2003 |
EOS 350D | 1.0.3 | October 2005 |
EOS 400D | 1.1.1 | September 2007 |
EOS 450D | 1.1.0 | April 2009 |
EOS 500D | 1.1.2 | November 2016 |
EOS 550D | 1.1.0 | November 2016 |
EOS 600D | 1.0.3 | November 2016 |
EOS 650D | 1.0.5 | November 2016 |
EOS 700D | 1.1.5 | September 2016 |
EOS 750D | 1.0.1 | January 2020 |
EOS 760D | 1.0.1 | November 2019 |
EOS 800D | 1.0.2 | January 2020 |
EOS 850D | – | – |
EOS 1000D | 1.0.7 | October 2010 |
EOS 1100D | 1.0.6 | November 2016 |
EOS 1200D | 1.0.2 | November 2016 |
EOS 1300D | 1.1.1 | January 2020 |
EOS 2000D | – | – |
EOS 4000D | – | – |
EOS D30 | 1.0.3 | April 2002 |
EOS D60 | 1.0.4 | November 2002 |
EOS D2000 | 3.2.3 | December 2008 |
EOS D6000 | 3.2.3 | December 2008 |
EOS DCS 1 | 5.0.1 | February 1999 |
EOS DCS 3 | 5.0.1 | February 1999 |
EOS M | 2.0.3 | November 2016 |
EOS M2 | 1.0.4 | January 2020 |
EOS M3 | 1.2.1 | January 2020 |
EOS M5 | 1.0.2 | January 2020 |
EOS M6 | 1.0.1 | January 2020 |
EOS M6 Mark II | 1.1.0 | March 2020 |
EOS M10 | 1.1.1 | January 2020 |
EOS M50 | 1.0.3 | November 2019 |
EOS M100 | 1.0.1 | January 2020 |
EOS M200 | 1.0.0 | – |
EOS R | 1.7.0 | July 2020 |
EOS Ra | 1.7.0 | July 2020 |
EOS RP | 1.5.0 | July 2020 |
EOS R5 | 1.1.1 | September 2020 |
EOS R6 | 1.1.1 | September 2020 |
Further reading
Improve your Canon skills with this programme of free video tutorials
- Canon Nikon SonyShutter CountFree the Shutter Count Number of your Canon EOS DSLR,
Nikon, Sony cameras
An easy way to know the Shutter Count number of your Canon EOS, Nikon, Sony cameras Know exactly how many shutter actuations your cameras have
![1.2 1.2](/uploads/1/2/6/4/126432234/889155003.jpg)
How to Know The Number of Shots a DSLR Camera Has Taken? Establish the value of a used camera. You want to purchase a used Canon Camera? check first the shutter count to establish its value
What is the Maximum Shutter Count Rating for My Camera?
It vary widely by model. Obviously, canon’s professional models last much longer than entry-level model. 5D Mark II 's shutter assures trouble-free operation over its 150,000-cycle.
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Canon 450D (Canon EOS Rebel XSi) 's shutter life is about 50,000 actuations. But it's not an exact match, it can failed at 25.000 or continue to working great after 100.000 actuations. It's just an average.
Is my camera compatible with Free Shutter Count
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Free Shutter Count works with any Canon DSLR camera, but some models might be incompatible due to firmware restrictions.
Free Shutter count is not dependant of the numbering system of your sdcard. Free Shutter count try to reveal the real shutter actuation number stored in the firmware of your camera. If you notice that Free Shutter Count is incompatible with your camera, please contact us and help us improve compatibility.
Compatible Models
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- 1D C, 1D X, 1D MARK III, 1D Mark IV, 7D Mark II, 7D, 5D Mark III, 5D Mark II, 6D, 70D, 60D, 50D, 40D, 700D (Rebel T5i), 650D (Rebel T4i), 600D (Rebel T3i), 550D (Rebel T2i), 500D (Rebel T1i), 450D (Rebel XSi), 100D (Rebel SL1), 1300D (Rebel T6), 1200D (Rebel T5), 1100D (Rebel T3), 1000D (Rebel XS)...
- D3/D3s/D3x, D40/D40x, D4/D4s, D5, D50, D60, D70/D70s, D80, D90, D200, D300/D300s, D500, D600, D610, D700, D750, D800/D800E, D810/D850, D3000, D3100, D3200, D3300, D3400, D5000, D5100, D5200, D5300, D5500/D5600, D7000/D7100/D7200/D7500...
- a9, a7r2, a72, a7s2, a7r, a7s, a7, a6500, a6300, a6000, a5100, a5000, a99II, a77II, NEX-7, NEX-6, NEX-5T, NEX-5R, NEX-5N/NEX-5, NEX-3/NEX-3N, A77M2/A77, A65, A58, A57, A550, A55, A37, A330, A290...