I’m thrilled to read your article! I’m a technology enthusiast specializing in troubleshooting. The HP Envy 4500 printer not printing issue can result from various causes, such as connectivity problems, outdated drivers, or hardware malfunctions. Start by checking if the printer is properly connected to your device, whether via USB or Wi-Fi. Ensure the printer is powered on and has sufficient paper and ink. Next, verify that the printer is set as the default device in your system's settings. Updating or reinstalling the printer driver can resolve compatibility issues. If the problem persists, run the printer's troubleshooting utility or reset it to factory settings. Contact HP support for further assistance if needed.