How to upgrade Set-Top Box firmware by PC (RS232 cable)

How to upgrade Set-Top Box firmware by PC (RS232 port)

Hello Friends!!

As you know, sometime set-top box firmware/software bricks due to power fluctuations, wrong firmware upgrade or incomplete dump process. Here I will tell you some easy method to get back your set-top box again without sending it to service centre.

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To recover your dead set-top box, you need few tools or accessories which are:

  • DB- null RS232 cable –   Click here to know more
  • A PC with Windows Operating System
  • Serial Cable Driver Software (optional)
  • Universal Loader Software to upgrade (This universal software works with almost all set-top boxes) – Download Here
  • Latest Firmware for your STB in .bin or .abs (etc)
  • Power backup (Like UPS / Invertors)
  • Bricked / Dead STB

How to upgrade set-top box firmware via RS232 port?:

Now connect your set-top box to serial port of your computer using RS232 cable and confirm that STB should be in switch off.

Now install universal loader and open it, choose operate mode to “Upgrade” and now browse .abs or .bin file from your computer/pc directory. check “Include Bootloader” to upgrade flash. hit next, and simultaneously.

How to upgrade Set-Top Box firmware by PC (RS232 port)

Following screen will come, now switch on your STB..

How to upgrade Set-Top Box firmware by PC (RS232 port)

If your RS232 cable connection is correct then you will see following screen and wait for few minutes…

How to upgrade Set-Top Box firmware by PC (RS232 port)

Once firmware download from our PC/computer to STB, it will be install as given below screen.

How to upgrade Set-Top Box firmware by PC (RS232 port)

If you see small pop for “Upgrade Success” then give a big smile. if you have any question related to this post..

Alert- This method is used for recovering the dead STBs or Upgrade STB. Do it with your own risk.

please let me know via comment section. I will reply you here…

Thank you

Pradeep Tomar

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  • noor qureshi

    sir i need surbhi mbox-4c firmware.can u plz provide it for me i will be very thankfull 2 u.

  • ankit joshi

    Good Evening Sir..
    i am from nainital. (uttarakhand), i have a solid brand HDS2 6141 set top box. and i was using Openbox X24 firmware on it.. a week ago one of my friend send to a new firmware.. as i have upgrade that firmware. my box has stoped working.. now iit shows a red light only… i read your this artical and i get some hope..
    sir some of my friend says that i have to send this box to company.. sir please help me if you can.
    my mail id is ktbmanu@yahoo.com

  • brian

    I have ultronic dvb-t2-575 that is bricked. Do you know where i can download new firmware. I googled for few days and find nothing. Is it possible to backup firmware from working stb and use that. Thnx your help is appreciated

  • TOGO

    hello good day. PLEASE ANY TIME I CHOOSE BIN FILE AFTER PRESSING NEXT IT TELLS WRONG FILE, WHAT IS THE SOLUTION