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EOS R8 firmware upgrade to 1.5.0 failed

mnrahimi
Apprentice

I have a Canon EOS R8, the current firmware version is 1.4.0.

 

initially I tried to upgrade it using my iOS CanonConnect App, but when it tries to transfer the firmware after 2 seconds it will say transfer failed, no matter how many times I restarted the camera or phone it didn’t work (image transfer works).

then I tried to use my MacBook Pro M4 with latest OS, I downloaded the Canon EOS utility (the latest available version) that even didn’t start on Mac!

last I downloaded the EOS utility on a windows 11 notebook, it was able to connect to camera using usb cable, but when I try to upgrade the firmware and I’m selecting the downloaded 1.5.0 file it says cannot downgrade the firmware!

can anyone help? What should I do next?

10 REPLIES 10

me too . Now a bug in the code stops 1.5 from updating if 1.3 is still on the card .

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