Use CDMA Workshop Tool to Unlock Huawei Idea NetSetter E1550 via Downgrader

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Huawei Idea NetSetter E1550 Modem can be unlocked for free with the CDMA Workshop Tool and E1550 firmware downgrader. You need to download both software from the download link provided at the end of the article. Before downloading the CDMA Workshop tool, make sure that you have disabled your antivirus because most antivirus detects the CDMA Workshop tool as a virus. It will delete your downloaded file from the computer.

How to Unlock Huawei Idea NetSetter E1550 Modem Free?

1. First, download both files as mentioned above.

2. Now, unplug your modem from the computer/laptop.

3. Change the sim with any network provided, e.g., Airtel, Aircel, BSNL, etc.

4. Now, connect your modem to your PC.

5. Close the dashboard if running and now can follow the next step.

6. Find out the com port on which your modem is connected.

Right-click on Computer and go to manage > Device Manager >Ports (COM&LPT)
HUAWEI Mobile Connect – 3G Application Interface (COM[X]) …X is port no
Find Port of CDMA modem - Computer Management
Find Port of CDMA modem – Computer Management
7. Now run the CDMA Workshop tool and go to the main tab.

8. Set your port no. under COM Setting and Click on ‘Connect.’

CDMA Workshop Tool main tab - COM Port Selection
CDMA Workshop Tool main tab – COM Port Selection
9. Now click on Security Tab, and under SPC, enter ‘000000’ in the empty box. After that, click on SPC and then Send.
Send SPC as Default in cdma workshop
Send SPC as Default in CDMA workshop
10. Click on Memory Tab, and under ‘NV Items,’ click on Read. Now Click on Ok when the confirmation box appears
CDMA Workshop Tool - OK
CDMA Workshop Tool – OK
11. Now enter ‘9999’ in the Last NV Item box. Click Ok. Save File as ‘Unlock ‘ on the desktop, and wait till the progress bar reaches 100%.
New NV item value cdma workshop
New NV item value CDMA workshop
12. Now open the ‘E1550 Downgrader.exe’ file and minimize ‘CDMA Workshop.’
13. Click on the Next button.
14. ‘Update Failure’ message will appear, don’t worry about this.
15. Click on the Finish button.

16. Now move to the ‘CDMA Workshop’ window and do the following process:-

  • Under Main Tab, click on Disconnect.
  • Unplug your modem
  • Again Plugin modem
  • Again find Port no
17. In Main Tab under COM setting
  • Set port no
  • Click on Connect
18. Go to the Memory tab.

19. Under NV Items, Click on Write.

20. Click on Ok when the confirmation box appears.

21. Choose the ‘Unlock’ file from the desktop that was previously saved.

22. Click on Ok and wait till the progress bar reaches 100%.

23. Click on, Ok.

24. Go to the Main Tab and click on Disconnect.

25. Close ‘CDMA Workshop’ when the confirmation dialog box appears. Click on ‘No.’

modem reset
modem reset

26. Now, your modem will be unlocked forever.

Unlocked - Idea Netsetter
Unlocked – Idea Netsetter

Note: When you start the unlocking steps make sure that no power supply failure, otherwise your modem will be permanently dead, and you can not use your Idea modem without repair.

Download CDMA Workshop Tool

Download Firmware E1550_11.609.20.03.356_Unlocker.zip

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