When your Hp printer not responding to print commands, several factors could be at play. It might be due to a loose or improperly connected cable, hindering communication between the printer and computer. Outdated or corrupted printer drivers may also impede responsiveness. Additionally, an overloaded print queue or a paper jam could be causing the issue. Connectivity problems with the wireless network or USB connection might also be culprits. In some cases, it could be a hardware malfunction.