The safest way is to purchase a license for a reputable reset utility from a known provider. For example, some versions of the Adjustment Program designed for the XP-235 cost around and include a reset key, offering a balance of safety and functionality.
: Turn the printer off and back on again when prompted to complete the reset. Important Considerations How to Reset Epson XP235 Printer epson adjustment program xp 235 hot install
Technically, this program isn't "installed" like traditional software; it is a portable utility you run directly. The safest way is to purchase a license