If you can tell me the exact symptoms (e.g., specific lights flashing) or if you've already tried a resetter, I can help you troubleshoot further.
If you are having connectivity issues, you can reset the Wi-Fi settings to factory defaults. Epson L396: supported functions by WIC Reset Utility
: Check the back of the printer for a tiny, recessed reset button .
The utility on your computer explicitly flags a "Service Required" or maintenance error. 2. Using the Epson L396 Adjustment Program (AdjProg)
Before resetting your Epson L396, make sure:
Changing other settings in AdjProg (like head ID or EEPROM) can permanently damage your printer. Only touch the waste ink counter.
Locate the single screw at the back/bottom of the printer holding the waste ink compartment. Carefully slide out the plastic ink pad housing.