04-11-2014 09:47 AM
Support Code : 300 The printer does not respond. Make sure that the printer is plugged in, powered-on, and properly connected to your computer.
Think I need to do something to the printer as I reset to factory settings and now nothing
Hope someone can help please ?
04-12-2014 11:49 AM
Try to delete and then re-add your printer again. For instructions on how to perform that, refer to the link below. I once had this issue and managed to fix it by re-adding my printer. Hope it works for you.
02-25-2017 07:51 AM
Have you fixed this?
This is the second time I've had this issue.
The first time was the airport, it was on the fritz so I replaced it and it was fine. That was a month and a half ago.
Here it is again.
The printer has power. I turned it off and on.
I unplugged the airport and plugged it back in. unsolved
I restarted my computer, deleted all jobs from the que and tried to print again.
I went in deleted the printer from preferences and now NO printer is available.
I need reliability, any thoughts?
02-25-2017 08:50 AM
06-10-2018 02:33 PM
I had the same problem recently. I deleted the printer on my mac and then pressed the +button to reinstall it. Nothing happend. What finally worked was to go to Canon downloads and support and reinstall the drivers. Then when I hit + the printer reappeared on the list. I reinstalled it, and everything worked fine, for now anyway.
07-02-2018 07:43 PM
What MacOS are you running?
I don't see any drivers available for HighSierra so I reinstalled the most recent one I could find. When I hit the "+" to add nothing shows up automatically for me. Under what category did it show up for you? Default, IP, Windows?
07-02-2018 08:09 PM
Hi,
You have to go to the Canon software and driver page, enter your model number to find the latest drivers and software updates.
07-02-2018 08:12 PM
Yes. I have the Pixma MX340 and there don't seem to be any drivers for my MacOS. The last driver made was two OS's ago. I guess you were able to find something that matches your system?
07-02-2018 08:29 PM
06-10-2020 02:35 AM
If anyone is having problems with this error 300 and you are running Catalina, see this other forum post to see if it addresses your problem:
12/05/2024: New firmware updates are available.
EOS R5 Mark II - Version 1.0.2
09/26/2024: New firmware updates are available.
EOS R6 Mark II - Version 1.5.0
07/01/2024: New firmware updates are available.
04/16/2024: New firmware updates are available.
RF100-300mm F2.8 L IS USM - Version 1.0.6
RF400mm F2.8 L IS USM - Version 1.0.6
RF600mm F4 L IS USM - Version 1.0.6
RF800mm F5.6 L IS USM - Version 1.0.4
RF1200mm F8 L IS USM - Version 1.0.4
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