HP LASERJET M712DN PRINT QUALITY
You can primarily try printing from a different software program. If you find that the page prints correctly, then it indicates that the problem is with the software. Now, you can check the paper type setting by following the on-screen instructions. Now, click Manage Supplies and then click Print Supplies Status to print a report status of all supply items. You can examine the report to verify the estimated level of the toner cartridge. Also, ensure that you use a genuine HP cartridge. Tap Device Maintenance, then choose Calibration/Cleaning and then click Cleaning Page. Take out the toner cartridge from the HP Laserjet M712DN printer to examine it. Replace the toner cartridge if there is any damage and then proceed to the next step. Ensure that you use a paper type that is of good quality and that it is within the specifications. Do not expose the printer to heat.