If the text is faint, it usually isn't a driver issue but a hardware setting. Many 8330 drivers allow you to adjust the "Print Density" in the Advanced or Printing Preferences menu. Increasing this will make the text darker. Compatibility with macOS and Linux
Use or DriverStore Explorer .
Look at the sticker on the bottom of your printer. Note the "Model No." and "Interface" fields. You cannot proceed without this information. Pos 8330 Printer Driver
The Pos 8330 is capable of printing up to 250mm per second. However, default driver settings often cap it at 80mm/sec to ensure compatibility. Here is how to unlock full speed. If the text is faint, it usually isn't