To resolve HP Envy 4055 error codes, first identify the specific error code being displayed on the printer or computer. Then, consult the printer manual or HP support website to determine the cause of the error and recommended troubleshooting steps. Common solutions may include resetting the printer, updating firmware or drivers, checking for paper jams or other obstructions, or contacting HP support for further assistance. It is important to follow the recommended steps carefully and thoroughly to avoid causing further damage to the printer.