If you cannot find a working free version, or if you are afraid of malware, consider WicReset (stands for WIC (Waste Ink Counter) Reset Utility). This is a paid commercial tool ($9.99–$12.99 for one reset) that comes with a legitimate, clean interface. It supports the L5190 and many other Epson models.
Pros of WicReset vs. Free Adjustment Program: epson l5190 resetter adjustment program free download
Cons:
For most home users, paying $10 is a smarter choice than hunting on sketchy forums for 2 hours. However, for technicians who reset printers daily, the free Epson Adjustment Program is the only economical choice. If you cannot find a working free version,
Before hunting for a resetter, try this: For most home users, paying $10 is a
This is official Epson service software (often leaked or reverse-engineered). It is not a driver. It is a low-level tool that resets two specific counters on the L5190: