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                    TM-T20X Ethernet model Firmware Update Tool

               Copyright (C) Seiko Epson Corporation 2025. All rights reserved.
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Trademarks
  Microsoft(R), Windows(R), and Windows Vista(R) are registered trademarks or
  trademarks of Microsoft Corporation in the United States and/or
  other countries.

Corresponding model                          : TM-T20X, TM-T20IIIL, TM-T82X, TM-T82IIIL, TM-T83III, TM-T81III, TM-T100 series
Printer Firmware Version                     : 13.08 ESC/POS

Supported OS
 Windows 11
 Windows 10 i32/64bitj


<File explanation>
(1) TM-T20X_E_Firmware_Updater_Ver.13.08.exe : File for Firmware Update

<Environment for update>
When the IP address setting of a printer is "Auto"(factory default),
it is necessary to solve IP address configuration by one of the following methods.
 1.Use a HUB supporting DHCP function.
 2.Prepare DHCP server and connect to the network that the printer is connected.
 3.Turn on the printer and wait until the fixed IP address (192.168.192.168) is assigned. It needs about 1 minute.

<Update procedure>
1. Turn on a power of the printer.
2. Execute file (1) above.
3. Follow the instruction of Updater.

<The restoration method for update failure>
If failed to update, the printer will be in
"forced updating firmware mode" on next power on.
(Error LED:Flashing)

Please reconnect the printer to computer with Ethernet cable 
and try firmware update again.

                                                                           End.
