The Canon G1010 printer does not have a hardware reset button or function that allows you to reset the printer to its factory settings. However, you can perform a software reset on the printer by following these steps:
1. Turn off the printer and unplug it from the power source.
2. Press and hold the "Resume/Cancel" button (triangle inside a circle) on the printer.
3. While holding the "Resume/Cancel" button, press and hold the "Power" button.
4. Keep both buttons pressed for about 5-10 seconds, then release them.
5. The printer should start initializing, and the power indicator will start blinking.
6. Once the initialization process is complete, the printer should be reset to its factory settings.
Please note that performing a reset may clear some settings and data on the printer, so make sure to take note of any important settings before proceeding with the reset. Additionally, resetting the printer may not resolve all issues and should be done as a last resort if other troubleshooting steps have failed.