Printers are used everywhere from schools to offices, and when it comes to top class printers, Canon is the name that everyone relies upon. This company printers are smart and have a longer shelf life. But sometimes they create problems in terms of error messages for the users. One such error code is 1668, it appears when ink runs out of cartridges and leads to blank printouts. You can try the given troubleshooting guide to resolve the error without any technical assistance or ask Canon Printer Customer Service Number executives to provide you with suitable solutions.

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