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Updated Firmware Canon EOS R5 Mark II: Firwmare v1.1.1 Release (and R1)

March411
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Canon worked quickly after the unsuccessful launch of v1.0.1 and released the updated version today.

Nicely done Canon, got this resolved in fairly short order. Direct link below to the Canon USA site to download the update.

EOS R5 Mark II Firmware Update, Version 1.1.1  

The R1 was also released:

EOS R1 Firmware Update, Version 1.1.2 


Marc
Windy City

R3 ~ R5 ~ R6 Mk II ~ R50
Lenses: RF Trinity and others
Adobe and Topaz Suite for post processing

Personal Gallery

2 REPLIES 2

MBikieW
Apprentice

W=I just got my R5 II and updated it to the former firmware update. Then I learned that the firmware was flawed. How can I tell if 1.1.1 is any better?  

March411
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Canon recently pulled the latest firmwarefor the R5 Mark II cameras due to a bug that prevented video recording playback when using a memory card larger than 2 TB with the pre-recording feature enabled. Canon said that the most recent release of the firmware 1.1.1 fixed the issues. Most of the feedback is that the two issue have been resolved but several challenges remain with AF loosing subjects were/are not resolved in the update. 

If you search you will find plenty of video's and information regarding the absence of some ongoing challenges. 

 


Marc
Windy City

R3 ~ R5 ~ R6 Mk II ~ R50
Lenses: RF Trinity and others
Adobe and Topaz Suite for post processing

Personal Gallery

Holiday
Announcements

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EOS C400 - Version 1.0.4.1

EOS C80 - Version 1.0.4.1

XF605 - Version 1.0.7.1


12/15/2025: New firmware update available for EOS C50 - Version 1.0.1.1

11/20/2025: New firmware updates are available.

EOS R6 Mark III - Version 1.0.1

EOS R3 - Version 2.0.0

EOS R1 - Version 1.2.0

EOS R5 Mark II - Version 1.2.0

EOS R5 - Version 2.2.1

PowerShot G7 X Mark III - Version 1.4.0

PowerShot SX740 HS - Version 1.0.2


10/21/2025: Service Notice: To Users of the Compact Digital Camera PowerShot V1

10/15/2025: New firmware updates are available.

Speedlite EL-5 - Version 1.2.0

Speedlite EL-1 - Version 1.1.0

Speedlite Transmitter ST-E10 - Version 1.2.0


07/28/2025: Notice of Free Repair Service for the Mirrorless Camera EOS R50 (Black)

7/17/2025: New firmware updates are available.

EOS R7 - Version 1.7.1

EOS R10 - Version 1.7.0

EOS R8 - Version 1.5.0

EOS R50 - Version 1.4.0

Powershot V10 - Version 1.4.0

Powershot V1 - Version 1.1.0

EOS R50V - Version 1.1.1


05/21/2025: New firmware update available for EOS C500 Mark II - Version 1.1.5.1

02/20/2025: New firmware updates are available.

RF70-200mm F2.8 L IS USM Z - Version 1.0.6

RF24-105mm F2.8 L IS USM Z - Version 1.0.9

RF100-300mm F2.8 L IS USM - Version 1.0.8

RF50mm F1.4 L VCM - Version 1.0.2

RF24mm F1.4 L VCM - Version 1.0.3


01/22/2024: Canon Supports Disaster Relief Efforts in California
01/14/2025: Steps to resolve still image problem when using certain SanDisk SD cards with the Canon EOS R5 Mark II