Because the e-Studio 181 is an older model, the driver might not be digitally signed for Windows 10/11.
The most reliable way to obtain drivers is through official Toshiba portals. Since this is an older model, support varies by region: Download Driver Printer Toshiba E Studio 181
Choose “Add a local printer or network printer with manual settings” . Because the e-Studio 181 is an older model,
Once the files are downloaded, follow these steps to install: follow these steps to install: