Microsoft has recently launched Windows 8.1. Windows 8.1 is still in Beta stage but various people are already using it. As you might already know that BSNL 3G LW272 and BSNL 3G LW373 modem are very old and it does not support Windows 8 or Windows 8.1.  So, today we have come with the latest software, which download link is provided at the end of the article.

BSNL 3G LW272 Software
BSNL 3G LW272 Software

Below provided download link is of BSNL 3G LW273 Teracom Modem and its Software Version is V900_V1.0_101112.

How to use BSNL 3G LW273 Teracom software in Windows 8 and Windows 8.1?

1. Download the latest BSNL 3G Teracom modem software from the link which is provided at the end of the article.

2. Unzip it using Winrar or any another zip software.

3. Now install it in PC.

4. Now plug the modem using USB to PC.

5. Now open the installation directory of the modem (C:\Program Files\BSNL 3G Data Card).

6. Now go to driver folder and here you will see HSPADataCard_Installer.exe file.

7. Double-click on HSPADataCard_Installer.exe file and it will install all the required drivers into your PC.

8. Now after installation of drivers into the PC, eject the modem and again plug it to PC.

9. Now your BSNL 3G LW272 / LW273 dongle will be successfully detected in Windows 8 / Windows 8.1 operating system.

Download BSNL Teracom Software

Also Refer: BSNL 3G LW273 Teracom Modem Unlocking Solution


  1. Hi kamlesh

    I installed the software, but in driver instead of HSPADataCard_Installer.exe file , HSPADataCard_Installer.msi is present and then i installed HSPA file then also its not detecting modem.please help how to solve this problem

  2. Thanks Bro
    Now its woking fine,actually what happend means it was not working in one port,when i chaged the port now it’s working fine.

  3. Hello sir
    I have a BSNL 3G dongal, which is i am using for the purpose of internet in my laptop. Recently i have installed Windows 10 OS, then dongal is not working. then how to solve this problem..can you help me out …

  4. hallo,
    i install v-cell software and it working well but whenever i plug in modem after that my laptops audio won’t work the sound if my laptop not working it means its not working after plug in the modem
    please tell me how to solve this issue.


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