1. Soft plug plugging refers to the broken line fault caused by the increased viscosity of ink on the nozzle due to various reasons. Sometimes it is only attached to the surface of the nozzle at the ink outlet, and generally it can be restored after being dipped in the original ink and cleaned for many times. The utility model has the advantages of simple and fast operation without any physical damage; The disadvantage is the high cost and waste
2. Use the print head cleaning function in the printer driver's utility to clean. Its advantages are simple and fast operation; The disadvantage is that the cleaning effect is not ideal.
