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Download for TL-MR3420 V2

  • Please verify the hardware version of your device for the firmware version. Wrong firmware upgrade may damage your device and void the warranty.
  • Do NOT turn off the power during upgrade.
  • Do NOT upgrade the firmware through wireless connection unless the device only has wireless connection;
  • It's recommended that users stop all Internet applications on the computer, or simply disconnect Internet line from the device before upgrade.
  • Use decompression software such as WinZIP or WinRAR to extract the file you download before upgrade.
Published Date12/6/2012
File Size3.54 MB
Operating SystemWin2000/XP/2003/Vista/7/Mac/Linux
Modifications and Bug Fixes
  1. Update ISP list.
  2. Improved 3G compability.
  3. Corrected some error in 3G/4G HELP page.
  4. Added Philippines_PLDT WeRoam Unlimited in ISP list. Improved wireless function.
NotesSuit for TL-MR3420 v2
Published Date9/5/2012
File Size3.71 MB
Operating SystemWin2000/XP/2003/Vista/7/Mac/Linux
Modifications and Bug Fixes
  1. Updated the mobile ISP information
  2. Improved the compatibility
NotesFor TL-MR3420 V2 hardware version
Published Date7/3/2012
File Size3.70 MB
Operating SystemWin2000/XP/2003/Vista/7/Mac/Linux
NotesFirst Release;
Supports 4G Modems;
Supports Pre-Encryption;
Category Language Download Size
Datasheet English TL-MR3420(ES)__V2.0_datasheet 671 KB
Declaration of Conformity English TL-MR3420_CE_DOC 410 KB
User Guide English TL-MR3420_V2_User Guide 1.73 MB
User Guide English TL-MR3420_V2.0_User Guide 1.73 MB
Quick Installation Guide English TL-MR3420_V2.0_QIG_7106503923 4.44 MB
3G/4G USB Modem Compatibility List English USB_Modem_Comp_List_TL-MR3420 -