Canon EOS REBEL T7I Wi-Fi (Wireless Communication) Function Instruction Manual page 94

Print Settings
Depending on the printer, the cropped image area may not be printed as

you specified.
The smaller you make the cropping frame, the grainier the picture will

look in the print.
Handling Printer Errors
If printing does not resume after you resolve a printer error (no ink, no paper,
etc.) and select [Continue], operate the buttons on the printer to resume
printing. For details on resuming printing, refer to the printer's instruction
manual.
Error Messages
If a problem occurs during printing, an error message will appear on the
camera's LCD monitor. Press <0> to stop printing. After fixing the
problem, resume printing. For details on how to fix a printing problem, refer
to the printer's instruction manual.
Paper Error
Check whether the paper is properly loaded in the printer.
Ink Error
Check the printer's ink level and the waste ink tank.
Hardware Error
Check for any printer problems other than paper and ink problems.
File Error
The selected image cannot be printed. Images taken with a different
camera or images edited with a computer may not be printable.
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