Two methods of resting Samsung ml 1861 &1866 Printer
1. change the chip
or
2. follow the following instruction & flash the firmware
1. Connect the printer to the computer and turn it on
2. Wait until the printer is ready for work
3. Run the file "download.bat"
4. The reprogramming process starts automatically
5. Wait until the printer reprograms (1-3 minute) and restarts
6. After that the reprogramming process is finished, restart the printer