Samsung (now owned by HP) released firmware updates that block third-party or refilled cartridges. (version V3.00.01.35 or earlier).
Enter recovery mode: Turn off, press and hold Power + Cancel + WPS (if available) for 10 seconds. Then re-flash the firmware. printer toner reset Firmware fix samsung ml-2160 23
Yes. “Replace Toner” with a blinking red light is functionally the same issue. The downgrade bypasses the chip check entirely. Samsung (now owned by HP) released firmware updates
This method works about 30% of the time on newer firmware. If it fails, the firmware is actively blocking the reset. printer toner reset Firmware fix samsung ml-2160 23
A command window will appear; the printer until it completes and reboots itself. Step 4: Disable the Toner Chip Once the printer reboots after the firmware fix: