EPSON Adjustment Program — a program for servicing and configuring printers and MFPs from EPSON when the error "Maintenance required. Contact the service center" appears
Version for resetting the diaper overflow error in the models: WF3720 WF3723

The program can be used an unlimited number of times, you do not need to buy a reset key each time, which significantly saves money.
After payment, a link to the program will be sent to the email address you specified.

Before purchasing, read the instructions. If you do not know where the Downloads folder is on your computer, how to unpack the archive, or do not know how to disable the antivirus, do not buy the program. Contact specialists who will remotely help you reset the error in the printer.

When paying, you will need to provide your email. A link to download the program will be sent to your email.
The program only works on the Windows operating system. To unpack the archive, use the WinRAR program.

Instructions for resetting the error.

1. The printer must be connected via a USB cable.

2. The print queue must be cleared.

3. Windows Defender and other antiviruses must be temporarily disabled.
4. Download the archive (if the browser blocks the download of the program, search the Internet for instructions on how to bypass the blocking for your browser)
5. Unzip the archive to the desktop. To unpack the archive, use the WinRAR program.
6. Open the Adjprog.exe file
7. Enter the password from the text document named 0.Password.txt
8. In the Select menu, select the desired printer model
9. In the Port field, leave Auto Selection or select USB Port with the name of your printer model in brackets and click OK.
10. The next step is to click Particular adjustment mode
11. In the large list of lines, find Waste ink pad counter
12. In the window that appears, you need to click 3 checkboxes: Main pad counter, Platen pad counter, Ink System Pad counter (this model has three pad counters at once, each of them needs to be reset when full) and click Check
If you get an error at this point or the program freezes: check everything step by step again. If this does not help, try doing everything on another laptop or computer.
13. Numbers with the percentage of the counters will appear. One of them should show 100. It needs to be reset, the other two - optional.
14. Check the box next to the counter with the number 100 and click Initialize. A request to turn off the printer will appear.
15. The last step is to turn the printer off and on again. The device should be ready