Unlock e5573Cs-609 Airtel Router

Airtel E5573Cs-609 with Firmware version 21.333.64.01.284, 21.318.09.00.284 and 21.329.63.00.284 did not allow to firmware change, whatever firmware you try to install will give an error. Internet and you tube are full of tutorials on how to unlock E5573Cs-609 Airtel router free but all those methods will lead your router to either dead stage or will erase the important information of your router. Keeping all these in minds, we have developed a method which can unlock your router safely and easily and most importantly without unscrewing/dismantling.

Note: If the firmware version of your router is 21.333.64.01.284 then also you can unlock your router.

unlock e5573Cs-609

Update: Huawei has increased the security of E5573Cs-609 Airtel router by introducing a new firmware version 21.329.63.00.284 which is based on the latest security. We are pleased to inform you that we have got success in unlocking this latest firmware and your router can be unlocked without opening the screws.

Instructions to unlock e5573Cs-609 Airtel Router

Download and Install Drivers from here. If you are facing problems in driver installation follow this link.

After installing the drivers, restart your computer.

The app to unlock the different firmware is different. So kindly check the firmware version by detecting the router in any one of the APP and use the unlocking APP for your version.

Unlocking App for 21.333.64.01.284

Unlocking App for 21.329.63.00.284 

  • Download Airtel e5573Cs-609 new firmware – 21.329.63.00.284 (Few users have reported that Huawei hi-link app doesn’t work after unlock of the version 21.329.63.00.284, so if hi-link app is not important for you than you can proceed with the unlock.)

Unlocking App for 21.318.09.00.284

After downloading the above Unlock App, extract and open it. Go to User Login (Default username and password is unlockmyrouter).

unlock e5573Cs-609

After successful login, Click on “Auto Detect Device”, your device information will get displayed.

Note: If you get the message connection failed or login failed, Download this file, extract and run it. It will enable the com ports and will open Device Manager, check if there are two Com ports. If the ports are present, Click Login/AutoDetect. If you can’t see two ports, you have to fix the driver issue.

unlock e5573Cs-609

After successful detection, Choose Flash Firmware option and click the submit button. It will ask you to enter a code, type the code here received from us and click OK.

unlock e5573Cs-609

Your Huawei E5573Cs-609 will restart and the two green LED given on the front side of the router will start flashing.

e5573Cs-609 Router

Soon the firmware installation process will also start automatically.

unlock e5573Cs-609

Wait for the installation to finish.

unlock e5573Cs-609

Wait for two minutes and in the E5573Cs-609 unlocking APP, Click Auto Detect Device, your router details will get displayed.

unlock e5573Cs-609

choose Restart Device Option, click Submit. Your E5573Cs-609 Router will restart to apply the new settings.

unlock e5573Cs-609

Your E5573Cs-609 Airtel router is now unlocked and will work with any SIM card.

Unlock code is not free. You will have to place the order to get the code to unlock your E5573Cs-609 Router. 

Payment link (via PayUMoney) for Indian Customers (400 Rs.)

Payment link (via PayPal) for International Customers (6 USD)


  1. Hi,
    My E5573Cs-609 with Firmware 21.333.64.01.284 is already unlocked.
    However I do not run without battery. I want to run it without battery. Any help would be highly appreciated. Thanks for this blog post.


    Hi All, First of all “Many Thanks to unlockmyrouter.com.”
    I tried many free ways in youtube and other sources to unlock my Airtel 4G Hotspot and i strucked. I found this website on google, they sent me the key but my ANTI VIRUS BLOCKED The Program “Airtel E5573Cs-609-V333.exe”. i have removed the anti-virus and tried again.


    Many Thanks Again.
    Vidya Kiran

  3. Thanks you received password and successfully unlocked device.
    one doubt, is it ok to update device if official firmware is available in future?

  4. Hello,

    I want to unlock my Airtel E5573Cs-609 4G hotspot which on Firmware 21.333.64.01.284.

    Are you guys still unlock? I can place order.


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