What should you do if your Canon mg7520 not printing?
It's possible that the Canon mg7520 not printing error is caused by a variety of technological issues. Examine the printer's nozzles to ensure they are clean. Remove the paper tray from the printer once and replace it with blank sheets. Now try printing again, hoping that the canon mg7520 printing troubles have been resolved manually. If you're still having difficulties printing, double-check your ink tank installation and cartridge quality.