S3cc921 Chip Resetter Software Access
Some software utilities attempt to hack the communication protocol between your computer and the printer. They send specific commands to the printer's head to override the chip status or disable the ink monitoring system entirely. This effectively "tricks" the printer into ignoring the S3cc921 chip's cries of "low ink."
Always use resetter software on out-of-warranty devices and keep your printer’s automatic firmware updates disabled. S3cc921 Chip Resetter Software
Batch refurbishment (multiple devices)