Go to your computer's printer settings and ensure "Use Printer Offline" is unchecked.
Apple frequently removes manufacturer drivers in OS updates. Toshiba E Studio 456 Se Driver Download
The right driver acts as the translator between your computer and the printer. Without it, your system cannot fully utilise the MFP’s scan, print, copy, or fax functions. While Windows will try to install a generic driver when you first connect the device, this basic software often lacks the full feature set and can lead to printing errors, poor scan quality, or connection drops. Installing the correct, manufacturer‑optimised driver from Toshiba is the single most important step for reliable operation. Go to your computer's printer settings and ensure