Epson ET-2850 Reset – Fix Service Required, Error E11 and Waste Ink Counter Lock

Last updated: April 21, 2026

If your Epson ET-2850 shows Požadovaná služba, Chyba E11, or a message saying that parts inside the printer are at the end of their service life, the fix is to reset the počítadlo odpadního inkoustu pomocí WicReset Connect.

This page also supports EcoTank ET-2851, ET-2853, ET-2855, a ET-2856.

How to reset Epson ET-2850, ET-2851, ET-2853, ET-2855 or ET-2856

1. Buy a valid WicReset Connect key.
2. Connect the printer directly to a Windows PC using USB.
3. Otevřít WicReset Connect and select your printer.
4. Enter the key and run the waste ink counter reset.
5. Wait for the process to finish correctly.
6. Restart the printer and test printing again.

Need Epson ET-2850 reset now?

If your printer is blocked and you want the fastest path back to printing, use WicReset Connect to remove the waste ink counter lock and restore printing fast.

FAQ – Epson ET-2850 / ET-2851 / ET-2853 / ET-2855 / ET-2856

Why does Epson ET-2850 show Service Required?

In many cases, this message appears because the internal waste ink counter has reached its limit and the printer has been blocked.

How do I fix Epson ET-2850 Error E11?

If the issue is caused by the waste ink counter lock, the fix is to reset the waste ink counter using WicReset Connect.

Can I reset Epson ET-2850 at home?

Yes. If the printer communicates correctly through USB with a Windows computer, the reset can be done at home.

Does this page also apply to ET-2851, ET-2853, ET-2855 and ET-2856?

Yes. This page is also written for those models when the problem is related to Požadovaná služba, Chyba E11, or the počítadlo odpadního inkoustu.

Do I need Wi-Fi for the reset?

No. A Počítač se systémem Windows a Kabel USB are recommended for the reset process.

Why does buying direct from the software developer help?

It increases trust and gives users a more direct solution, because WicReset Connect is our software and the reset is provided directly by the developer rather than an unknown third party.

Will the printer work again after the reset?

If the printer was blocked by the waste ink counter, it should return to normal printing after a successful reset.

Fix Epson ET-2850 fast and get back to printing

Use WicReset Connect to fix Požadovaná služba, Chyba E11, a počítadlo odpadního inkoustu lock problems on Epson ET-2850 series printers.

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