Due to the powerful nature of the Service Support Tool and its potential to cause hardware damage if misused, Canon restricts its distribution. Users requiring this software should proceed through official Canon channels to ensure the safety of both their computer and the printer hardware.
A crucial step in using the SST software is acquiring the correct firmware files. The software acts as the "installer," but you must feed it the specific firmware package for your machine's model (e.g., imageRUNNER ADVANCE C5500 series ). The core operating system of the copier. Download Canon Service Support Tool Sst Software V4
SST V4 has a feature called "Write NAND." If misused or if the tool detects a counterfeit motherboard, it can permanently lock the printer’s main processor. No amount of button pressing will revive it. Due to the powerful nature of the Service