Canon EOS R3 User Manual (English)

Questions and Answers:

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kayla84Aug 22, 2025
How to fix 'Wireless LAN connection lost' on Canon EOS R3 Digital Camera?
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  cainrobertAug 22, 2025
  If your Canon Digital Camera loses its wireless LAN connection: * Try repositioning the antenna of the access point to ensure it's clearly visible from the camera's location. This issue may also occur due to excessive access to the access point, interference from nearby appliances (like microwave ovens using the 2.4 GHz band), or environmental factors such as rain or high humidity.
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danielhillAug 23, 2025
What to do if my Canon EOS R3 displays 'Wired LAN connection lost'?
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  Alexandra MasonAug 23, 2025
  If your Canon Digital Camera loses its wired LAN connection, try the following: * Reconnect the LAN cable between the camera and the server, and if the cable is damaged, try using a different one. * Ensure the hub or router is turned on. * Verify that the server is turned on, as it might have been turned off due to an energy-saving mode.
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richard22Aug 25, 2025
Why does my Canon EOS R3 say 'Set the correct date and time'?
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  Eric WardAug 26, 2025
  If your Canon Digital Camera prompts you to set the correct date and time, verify the [: Date/Time/Zone] settings in the camera's menu.
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mgreenAug 27, 2025
What to do if my Canon EOS R3 Digital Camera displays 'Not enough free space on server'?
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  Katherine LopezAug 27, 2025
  If your Canon Digital Camera shows a 'Not enough free space on server' error, delete unnecessary images on the Web server. Then, check the available free space on the Web server and try sending the data again.
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staceytranAug 27, 2025
How to fix 'Cannot connect to FTP server' on Canon Digital Camera?
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  Phillip HallAug 27, 2025
  If your Canon Digital Camera cannot connect to the FTP server, consider these solutions: * Disable the proxy server setting on the camera if you are not using a proxy server. * Ensure the camera's proxy server address and port number match those of the proxy server. * Verify that the proxy server's [Address] is correctly set on the DNS server. * Make sure the IP address on the camera matches the actual FTP server address. * If using encryption, check that the encryption keys match, paying attention to upper- and lower-case letters. * Ensure the port number (typically 21 for FTP/FTPS or 22 for SFTP) is the same on both the camera and the FTP server. * Verify the FTP server's [Server name] is correctly set on the DNS server.
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Jasmine VangAug 29, 2025
What to do if my Canon Digital Camera says 'Web service settings have been changed'?
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  Tanya HamiltonAug 29, 2025
  If your Canon Digital Camera indicates that the web service settings have been changed, check the image.canon settings.
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David MaxwellAug 30, 2025
What to do if my Canon EOS R3 Digital Camera displays 'Device with same IP address exists on selected network'?
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  Dr. Rachel Rose DDSAug 30, 2025
  If your Canon Digital Camera shows the error 'Device with same IP address exists on selected network', try these solutions: * Change the camera's IP address to avoid conflicts with other devices. * Alternatively, change the IP address of the device that has the duplicate address. * If the camera's IP address is set to [Manual setting] in a DHCP server environment, switch the setting to [Auto setting].
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Robert HumphreySep 1, 2025
What to do if my Canon Digital Camera displays 'Cannot login to FTP server. Error code received from server'?
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  Jonathan BrewerSep 1, 2025
  If your Canon Digital Camera fails to log in to the FTP server and displays an error code, check the following: * Verify the login name for accessing the FTP server, paying attention to upper- and lower-case letters. * Ensure the login password is correct, including upper- and lower-case letters. * Confirm that the FTP server's user rights allow reading, writing, and log access. * Use ASCII characters for the folder name.
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ucarrSep 2, 2025
What to do if Canon EOS R3 Digital Camera displays 'Cannot disconnect FTP server. Error code received from server'?
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  donna81Sep 2, 2025
  If your Canon Digital Camera cannot disconnect from the FTP server and shows an error code, restart both the FTP server and the camera.
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Sabrina RiceSep 3, 2025
What to do if my Canon EOS R3 Digital Camera displays 'For the data session, error code received from FTP server'?
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  jacksonjerrySep 3, 2025
  If your Canon Digital Camera encounters an error during the data session with the FTP server, consider these solutions: * Restart the FTP server. * Ensure the FTP server's user rights allow reading, writing, and log access. * Verify that the user rights for the target folder on the FTP server permit saving images from the camera. * Turn on the FTP server, as it may have been disabled due to an energy-saving mode. * Increase the available space on the hard disk.

Canon EOS R3 Specifications

General

Sensor Type	Full-frame CMOS
Effective Megapixels	24.1 MP
Image Processor	DIGIC X
Autofocus System	Dual Pixel CMOS AF II
ISO Range	100-102400 (expandable to 50-204800)
Viewfinder	5.76 million-dot OLED EVF
Battery	LP-E19
Weather Sealing	Yes
AF Points	1053
Body Material	Magnesium Alloy
Dimensions	150 x 142.6 x 87.2 mm
Continuous Shooting Speed	30 fps (electronic shutter)
LCD Screen	3.2-inch vari-angle touchscreen
Video Recording	6K 60p RAW, 4K 120p
Connectivity	Wi-Fi, Bluetooth, Ethernet
Storage Media	CFexpress Type B, SD Card (UHS-II)
Weight	Approx. 822 g (body only)
Shutter Speed	30-1/8000 sec (mechanical)