We have posted an article about hard reset for T11 by hacking to reset counter chip on mainboard. But it is not suitable for new end user, here this way, you can do it with software (Adjustment Program, thanked to OrTHoTaMiNe).
Step 1: Download and extract to C:\AdjPro
– You can use auto.bat to start AdjPro.
– Or you can set your system date/time to: 07/07/2009 and double click Loader.exe to load AdjPro.exe
Note: don’t click to AdjPro.exe directly
– You only start adjustment program with adjpro.exe no need to do more.
– Do step by step as Reset Waste Ink Pad Counter with Epson Adjustment Program