A: Theoretically, unlimited. However, each time the waste pad fills faster because the pad becomes saturated. After 3–4 resets without an external tank, you will get physical ink leaks.
This is a grey area. The program itself is legitimate—Epson created it. However, distributing it violates Epson’s end-user license agreement (EULA) because it’s meant for authorized service centers. Using it as an end-user does not break any laws, but it if your printer is still covered. Epson L6490 Adjustment Program
message on your computer.
Used for resetting the printer to factory conditions or initializing ink charging routines. When Do You Need This Program? A: Theoretically, unlimited
A: Newer firmware (versions post-2023) may block third-party adjustment programs. If you updated recently, you might need to downgrade the firmware first using the same adjustment program (advanced users only). This is a grey area
The Epson L6490 Adjustment Program is an essential, powerful, but risky tool. For a home office user, paying a service center is usually cheaper than replacing a damaged printer. For a repair shop or advanced technician, it unlocks the ability to fully service one of Epson’s most popular office workhorses. Always pair the software reset with a genuine physical waste ink box replacement to ensure reliability.
You will typically need this utility when your Epson L6490 displays the following symptoms: