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Check the OS version of your computer
Make sure your OS version is one of the following.
Windows Vista (32bit/64bit)
Windows 7 (32bit/64bit)
Windows 8 (32bit/64bit)
Windows 8.1 (32bit/64bit)
Windows 10 (32bit/64bit)
Download the Firmware Updater
Download "UpdaterLWPX900V250A.exe" from the website, and save it to your desktop.
https://labelworks.epson.com/lw-px900-firmware
Check that the printer driver for USB connection has been installed on your computer
Important!
LW-PX900 printer driver for USB connection is necessary for the firmware update.
After you confirm that the printer driver for USB connection has been installed on your computer, proceed to
Update
Procedure".
How to check
1.
Open [Devices and Printers] screen from [Control Panel].
2.
Check if [EPSON LW-PX900] printer icon exists or not.
If the icon exists, the printer driver for USB connection has been installed.
>>
Firmware Update Procedure
If the icon does not exist, you need to install the printer driver for USB connection.
>>
Install the printer driver for USB connection
Install the printer driver for USB connection
If the printer driver for USB connection has not been installed, install it from the CD or DVD supplied with the printer.
If you do not have the CD or DVD, install the printer driver from K-Sun website.
https://labelworks.epson.com/lw-px900-firmware
1.
Turn on your computer and start up Windows.
Close running applications if any. Close any anti-virus software or similar also.
2.
Insert the included CD or DVD into the CD-ROM or DVD-ROM
drive on your computer.
An install program starts up.
Select the language to install, and click [Next].
2
"Firmware
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