Thank you for your question. I amCustomerand I look forward to helping you with your issue today.
May I know the exact model number of your computer? E.g. Canon MG3520
May I know the operating system you are using? Is it Windows 7?
Thank you.S H E F I N
Please watch the video below and try setting up wireless once again on the printer.
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S H E F I N
The video is the same for MG3500 series and model MG3520. MG3520 is a model in the MG3500 series.
Do you have a computer with you? on the same wireless network?