A: Almost never. The Adjustment Program is Windows-only. Use a virtual machine (Parallels) or borrow a Windows PC.

Before you download and run any software, understand the .

Epson printers track every drop of ink that goes into the waste ink pads (used during head cleaning and borderless printing). Once the counter hits a predefined limit (usually around 15,000–20,000 pages), the printer self-destructs digitally. This is not a bug; it is a design feature to prevent ink from spilling inside your home. The problem? The counter often trips long before the pads are actually full.

Once downloaded, the resetter will likely be in a compressed ZIP or RAR file. Use an extraction utility like WinRAR or 7-Zip to extract the contents to a folder on your computer, for example, your Desktop.

The entire process typically takes about 2 minutes for the software to reset the counter, excluding setup time.

Use WinRAR or 7-Zip to extract the downloaded folder.

If your Epson L5190 shows a “Service Required” or “Waste Ink Pad Counter” error, a resetter tool can clear the counter and return the printer to working order. Below is a concise, practical guide covering what the resetter does, safe preparation, step‑by‑step instructions, troubleshooting tips, and important cautions.