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You're getting a B504 error (like 5040) on your Canon Maxify MB2720, likely because removing and reinserting the cyan ink cartridge triggered a print head protection mechanism. To fix it, first, power cycle your printer by unplugging it for 5-...
Hello!You're facing a common issue where your Canon i-SENSYS MF655Cdw works wirelessly but not via cable, even after changing OS and cables. This usually points to incorrect port configuration, IP address issues, or firewall blocking on your Windows ...
