Canon Community

Hi there, my EOS Utility suddenly stopped working; it doesn’t detect my camera anymore; I checked connection cable and that’s not the problem; I uninstalled the software and installed again, and nothing. Why I’m not able to use it?

I bought my Canon 600EX speedlight 3 months ago, I’ve been using it with my Canon EOS mark iv and the Canon speedlight transmitter ST-E3-RT, until now everything went well, suddenly it just dropped link; I thought it was the batteries so I changed th...