Toshiba printer offline error means that the printer has left to interact with the computer. This error may happen due to different objects such as connection problems, misconfigured printer spooler service, outdated printer driver, and so on. There are several factors why a printer might go offline; networking concerns to down-printers. Most of the time, you can get your printer back online with a few taps, but if you don't, you can consider extra troubleshooting measures for Toshiba Offline Printer.