Have questions about your specific error code? Drop a comment below (or visit the repair forum linked in our bio). If you found this guide helpful, share it with someone who is about to throw away a perfectly good Epson M100.
When the program prompts "Please turn off the printer," power it down using the physical button. Click OK on the computer screen, then turn the printer back on. Troubleshooting Common Errors epson m100 resetter adjustment program tool
Clears the internal counter to resume printing. Have questions about your specific error code
| Error Message | Solution | | :--- | :--- | | "Communication Error" | The printer is not in Service Mode. Re-do the button sequence. Or try a different USB port. | | "Model Mismatch" | You downloaded a version for the L-series or M100. Wrong file. Find the exact M100 tool. | | "Key is invalid" | The tool is locked. You need to run the "Keygen" file (generate a serial number) to unlock the professional features. | | "Counter reset fails" | The EEPROM might be corrupted. Use the "EEPROM Backup" function first, then "EEPROM Initialize." | | "Printer still shows error after reset" | You have a hardware failure (fuse blown on mainboard, faulty power supply, or dead print head). The resetter cannot fix broken parts. | When the program prompts "Please turn off the