12-25-2013 03:15 PM
12-30-2013 03:17 PM
The E21 means that there was an error with the network setup. At what point do you see this message?
What version of Windows or Mac are you using?
Do you run into any problems when following the WINDOWS or MAC wireless setup guides?
We'd be happy to walk you through the installation on the phone. Just reach out to us here: www.bit.ly/ContactCanon
11/20/2025: New firmware updates are available.
EOS R6 Mark III - Version 1.0.1
EOS R5 Mark II - Version 1.2.0
PowerShot G7 X Mark III - Version 1.4.0
PowerShot SX740 HS - Version 1.0.2
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
07/24/2025: New firmware updates are available.
07/23/2025: New firmware updates are available.
7/17/2025: New firmware updates are available.
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
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