https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/MB5420-offline/m-p/593940#M84357 <P data-path-to-node="7">Welcome to the Community, Mike! I'm sorry to hear your MAXIFY MB5420 is showing as offline after trying both connection types.</P> <P data-path-to-node="8">Since you are using a Dell computer, we’ll focus on the <STRONG data-index-in-node="56" data-path-to-node="8">Windows</STRONG> setup. To resolve this, we recommend performing a fresh installation to ensure you have the most current software and to re-pair the printer with your system.</P> <P data-path-to-node="9">Please visit <STRONG data-index-in-node="13" data-path-to-node="9"><A class="ng-star-inserted" href="https://ij.start.canon/mb5420" rel="noopener" target="_blank">https://ij.start.canon/mb5420</A></STRONG> to download and run the setup package.</P> <P data-path-to-node="10"><STRONG data-index-in-node="0" data-path-to-node="10">Important Note:</STRONG> If you are setting the printer up for <STRONG data-index-in-node="54" data-path-to-node="10">Wi-Fi</STRONG>, please make sure the USB cable is <STRONG data-index-in-node="95" data-path-to-node="10">UNPLUGGED</STRONG> from the computer before you begin the installation.</P> <P data-path-to-node="11">If you still encounter issues after the re-install, please log in to your <STRONG data-index-in-node="74" data-path-to-node="11">My Canon Account</STRONG> at <STRONG data-index-in-node="94" data-path-to-node="11"><A class="ng-star-inserted" href="https://canon.us/account" rel="noopener" target="_blank">https://canon.us/account</A></STRONG> to explore additional support options.</P> Sun, 26 Apr 2026 13:21:49 GMT Stephen 2026-04-26T13:21:49Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/MB5420-offline/m-p/593921#M84355 <P>I have a canon&nbsp; MB5420 It works but I am having trouble it tells me to check the power on ( it is on ) Check&nbsp; the printer is installed properly ?&nbsp; I just installed canon Print now is when trouble began ? Canon print says my printer is off line&nbsp; and it is on connected to my Dell Dimension 9100 desktop . I seen somewhere it says Canon MB5420&nbsp; connected ( USB001 ? I am really confused ? I tried connecting printer without usb cable and can never get it to connect ? Driving me crazy can anyone help me out Will really appreciate it ! Thanks&nbsp; &nbsp;Mike&nbsp;</P> Sun, 26 Apr 2026 07:41:07 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/MB5420-offline/m-p/593921#M84355 mhamrick623 2026-04-26T07:41:07Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/MB5420-offline/m-p/593940#M84357 <P data-path-to-node="7">Welcome to the Community, Mike! I'm sorry to hear your MAXIFY MB5420 is showing as offline after trying both connection types.</P> <P data-path-to-node="8">Since you are using a Dell computer, we’ll focus on the <STRONG data-index-in-node="56" data-path-to-node="8">Windows</STRONG> setup. To resolve this, we recommend performing a fresh installation to ensure you have the most current software and to re-pair the printer with your system.</P> <P data-path-to-node="9">Please visit <STRONG data-index-in-node="13" data-path-to-node="9"><A class="ng-star-inserted" href="https://ij.start.canon/mb5420" rel="noopener" target="_blank">https://ij.start.canon/mb5420</A></STRONG> to download and run the setup package.</P> <P data-path-to-node="10"><STRONG data-index-in-node="0" data-path-to-node="10">Important Note:</STRONG> If you are setting the printer up for <STRONG data-index-in-node="54" data-path-to-node="10">Wi-Fi</STRONG>, please make sure the USB cable is <STRONG data-index-in-node="95" data-path-to-node="10">UNPLUGGED</STRONG> from the computer before you begin the installation.</P> <P data-path-to-node="11">If you still encounter issues after the re-install, please log in to your <STRONG data-index-in-node="74" data-path-to-node="11">My Canon Account</STRONG> at <STRONG data-index-in-node="94" data-path-to-node="11"><A class="ng-star-inserted" href="https://canon.us/account" rel="noopener" target="_blank">https://canon.us/account</A></STRONG> to explore additional support options.</P> Sun, 26 Apr 2026 13:21:49 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/MB5420-offline/m-p/593940#M84357 Stephen 2026-04-26T13:21:49Z