Solution to EpsonT288XL Firmware Upgrade
Date: Sep. 5th., 2019

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On Aug. 29th 2019, Epson released new firmware, resulting in recognition problem of after
market inkjet cartridges, two solutions as below for reference:
Solution 1:

Disable future firmware updates

1. Right click the icon of the Epson XP430 Printer in the windows Taskbar.

2. From the list of selections – Make sure you select “Software Update Settings”

3. Select the option “Never” and then select “OK”.


×

Solution to EpsonT288XL Firmware Upgrade
Date: Sep. 5th., 2019

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Solution2:
Downgrade Firmware on Printers

The Compatible printers of Epson are as below, 6 models in total, XP-330/XP-430/XP-434 can be downgraded with
the old version firmware, but XP-340/XP-440/XP-446 could not be
degraded. The printer market share is listed as below:
Model Name 2016 2017 2018 2019 Total

Shar
e
Remark

Expression Home XP-330 198,229 145,191 7,793 351,213 16%

Can be
downgraded

Expression Home XP-430 285,806 102,788 388,594 18%

Can be
downgraded

Expression Home XP-434 158,662 219,609 19,541 1,398 399,210 18%

Can be
downgraded


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Solution to EpsonT288XL Firmware Upgrade
Date: Sep. 5th., 2019

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Expression Home XP-340 119,032 129,623 61,991 310646 14%
Expression Home XP-440 226,944 362,744 133,068 722,756 33%
Expression Home XP-446 23,140 23,140 1%

642,697 813,564 519,701 219597 2,195,559
100
%

The concrete operations as below:

1.Power the Printer off.

2. While the Printer is off, press and hold home, power, left arrow and cancel buttons on the
printer until you get the ROM menu which is white text over a black background.

3.Run the old version of the firmware package for the corresponding machine.

XP-330:
https://www.latestprinterdrivers.com/goto/aHR0cHM6Ly9mdHAuZXBzb24uY29tL2RyaXZlcnMvZXBzb24xNzc1Ny5leG

Solution to EpsonT288XL Firmware Upgrade
Date: Sep. 5th., 2019

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U=
XP-430&XP-434:
https://www.latestprinterdrivers.com/goto/aHR0cHM6Ly9mdHAuZXBzb24uY29tL2RyaXZlcnMvZXB
zb24xNzc2NS5leGU=

4.Click next.

5.Agree to terms and click next.

Solution to EpsonT288XL Firmware Upgrade
Date: Sep. 5th., 2019

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6.Click next.

7.Check box, you will get a pop up message that reads: do you want to overwrite it?
Click yes on that.

Solution to EpsonT288XL Firmware Upgrade
Date: Sep. 5th., 2019

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IT IS IMPERATIVE THAT THE POWER TO THE PRINTER DOES NOT GET INTERRUPTED IN
THIS STAGE, OTHERWISE THE PRINTER WILL BE DAMAGED BEYOND REPAIR.

8.Click start.

Solution to EpsonT288XL Firmware Upgrade
Date: Sep. 5th., 2019

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9.Check Printer screen and wait until it displays the word finished on it, when it does click finish
in the installer.

Solution to EpsonT288XL Firmware Upgrade
Date: Sep. 5th., 2019

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10.Disconnect power cable from the back of the printer and reconnect. Power printer on.
11.Wrong Ink tank message may still show on the Printer after this. Remove inks and reinstall
them, inks will now charge.