– Delete the Epson adjustment program folder This program cannot be used or CRC cheksum errorĪfter extract the Epson adjustment program file, then open Adjprog.exe, show error: This program cannot be used or CRC cheksum error. After finish using the Adjustment Program, reactivate Antivirus and Windows Defender.Ĥ. – Disable Antivirus and Windows Defender for a while, then right click Adjprog, run as administrator. – Right click Adjprog, run as administrator. Show error “Unknown Exception” when opening the Adjustment Program Then copy the key to l3110/l405/l4150 reset folderģ. Open Keygen folder, open WLGen Epson L405/元110/L4150ġ4. Show License ID or Hardware ID when open adjustment programĤ. Printer doesn’t respond the commands from Adjustment ProgramĪfter the Adjustment Program window opens, press SELECT, in the PORT section, specify the USB Port printer (don’t use Auto Selection).Ģ.

Please read this troubleshoot before using Adjustment Program.ġ. After showing dialogue box like “please turn off printer” click on “ok”. 4: you should select the printer model name, and click on the “ok” buttonĥ: now you can select a “particular adjustment mode”Ħ: Next select the “waste ink pad counter” and press “ok” buttonħ: you can select “main pad counter”, Next press “check” button, showing “reading now box” after showing the result.Ĩ: You have to press “initialization” button, now showing a dialogue box you just click “ok”.

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