Note: Make sure that your router is charged at-least 50%.
- Connect your Huawei E5577Cs-321 router to pc or laptop via USB cable.
- Make sure that your router is charged at-least 50%.
- Open “My Computer / This PC” and you will find a virtual CD-ROM.
- Open the virtual CD-ROM and install the drivers in your Windows computer.
- Now default IP address of E5577Cs-321 router will be automatically opened.
- If internet is connected then disconnect and close the browser.
- Run the firmware 21.180.99.04.00.
- It will ask you for password.
- Generate flash code from universal master code tool or comment below with model and IMEI to get the firmware code.
- Input the flash or firmware code in firmware update wizard when it will ask you for password.
- Wait till successfully flashing the device.
- Now install Huawei mobile partner in PC.
- Run DC unlocker and detect the device under it.
- Scan your Modem
- Enter a Code AT^NVRDEX=50503,0,128 and Press Enter from your Keyboard.
- Now it will show some nv codes.
- Now Extract Hauwei Calculator New V4 and Open it.
- Copy and Paste the Pattern 1 & Pattern 2 in Huawei Calculator New V4 as shown in below screenshots
- Now again open the Huawei Master Code and See the Unlock Code (where you see flash code)
- Paste in NCK/OEM Unlock Code
- Click Calculate Code.
- After Finishing it will the nck/oem unlock code.
- then 192.168.X.X page will open in browser and asks for SIM LOCK CODE
- enter the NCK/OEM Unlock Code in that and Unlock it.
- That's it now you can use any sim card in your Huawei E5577Cs-321 hotspot.
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