Where to Obtain
| Requirement | Details | |-------------|---------| | | Windows 10 (64‑bit) or newer. The tool uses legacy 32‑bit DLLs, so it works on 64‑bit Windows via WoW64. | | USB Drivers | Canon’s generic USB driver ( cnusb.inf ) must be installed. It usually comes with the standard MP250 driver package. | | Administrator Rights | The installer writes to C:\Program Files\Canon\ServiceTool and accesses low‑level USB ports; you need admin privileges. | | .NET Framework | Version 4.6 or later (the UI is built on WinForms). | | Available Disk Space | Minimum 200 MB free (the archive expands to ~150 MB). | | Firmware Image | The appropriate .bin file matching the printer’s hardware revision (e.g., MP250_V1.10.0.0.bin ). Obtain this from the same service portal; it is not the same as the consumer driver package. | | Backup Utility | It’s wise to have a secondary tool (e.g., dd for Windows) to back up the current firmware before flashing, in case a rollback is needed. | service tool v1074 canon mp250 download link
To use the tool, you must first put your printer into : Where to Obtain | Requirement | Details |