The Canon printer is not printing properly for several reasons. The user can find the issue by troubleshooting the printer. Options are available in the printer software to troubleshoot the printer. If the source of the issue is identified, the user may quickly resolve the printer issue. The customer may also make use of a variety of tools to fix the Canon printer issue. The user must be aware of some of the reasons why my Canon printer not printing. The user is having this problem for the reasons listed below:

• The printer is loaded with paper that is the wrong size.
• Because of a paper obstruction.
• In the print queue, the print jobs become stuck. 
• Whether there is software that is incompatible with Canon printers. 

To switch the printer's settings from offline to online, the user must carry out the steps below. When Windows searches, choose "Control Panel" from the results list, then type services.msc into the box. The user may experience a Canon printer that won't print in colour if the print jobs are blocked in the print queue. The user can perhaps do simple troubleshooting and nozzle cleaning to restore the black ink's performance. It is crucial to keep printer drivers updated to prevent issues like these.