Occasionally, the Printer becomes stuck in one of the previous requests. As a result, whenever another machine connects, it encounters Another-computer is using the Printer. Hard-power-recycling the printer is one of the better options to fix it. To do this, turn off the printer and leave it off for at least a minute. Then switch it back on and link it to your computer or network. Now try printing a document. The power-recycle ensures that the printer is no longer in a busy state and is ready to use.