HP Print And Scan Doctor is a helpful tool to fix the printer problems of HP users. It helps troubleshoot printing problems such as broken lines or faint colors. It will also clean, and align the printheads, as well as determine the overall health of the printer. The tool can be downloaded from HP's website for free. However, before downloading the software, you should first read the instructions. Then, install it on your computer. HP Print And Scan Doctor Once you download HP Print And Scan Doctor , it opens on your computer. It features a welcome screen. You can see which printers are connected to your computer, and which are not. When you select a printer, a wrench spanner appears on the screen. If the printer passes the test, there are no errors, but if it fails, the tool displays an exclamation mark. To install the software, follow the steps shown on the screen. After installing HP Print And Scan Doctor, run its uninstaller. Right-click on the printer's icon, select ...