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.

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

• Download Airtel e5573Cs-609 latest firmware – 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

• Download Airtel e5573Cs-609 old firmware – 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).

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.

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.

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

Soon the firmware installation process will also start automatically.

Wait for the installation to finish.

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

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

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.