Huawei Zong 4G Bolt+ Modem | E5573cs-322 Unlock All Network | No Need DC-Unlocker2client | No IMEI Repair
📶 Huawei E5573Cs-322 Mobile Internet with Huawei Smartphones
I travel frequently for work and constantly need reliable 4G mobile internet for at least 12 users simultaneously. The solution I found is the Huawei E5573Cs-322, a compact, business-card sized modem for prepaid mobile internet that supports up to 16 connected devices at the same time.
I won’t mention the mobile operator due to advertising restrictions. Thanks to my newly purchased Huawei MatePad Pro and the "AI Life" application, connecting and managing the modem and all connected users is fast, easy, and efficient.
From the AI Life panel, you can view and manage all connected devices, monitor usage, and control network access — making it an ideal solution for travel and business connectivity.
📡 What Is Modem Unlock Firmware?
Modem Unlock Firmware is a modified software file developed by third-party developers. This firmware is specially designed to remove SIM locks, network locks, carrier locks, or master subsidy locks from internet modem devices.
After flashing this firmware, your modem will be able to support SIM cards from all network providers, allowing unrestricted network usage.
📶 Zong 4G Bolt+ E5573Cs-322 Supported Versions
This modified (unlocked) firmware file is compatible with all supported versions of the E5573Cs-322 device. Below is the complete list of firmware versions that support this file.
- Zong 4G Bolt+ E5573Cs-322 v21.333.64.02.1456
- Zong 4G Bolt+ E5573Cs-322 v21.333.64.00.1456
- Zong 4G Bolt+ E5573Cs-322 v21.333.64.01.1456
- Zong 4G Bolt+ E5573Cs-322 v21.323.64.00.1456
- Zong 4G Bolt+ E5573Cs-322 v21.327.64.00.1456
- Zong 4G Bolt+ E5573Cs-322 v21.328.64.00.1456
- Zong 4G Bolt+ E5573Cs-322 v21.329.64.00.1456
- Zong 4G Bolt+ E5573Cs-322 v21.323.01.00.1456
- Zong 4G Bolt+ E5573Cs-322 v21.327.62.00.1456
- Zong 4G Bolt+ E5573Cs-322 v21.328.62.00.1456
🔓 Method
Follow the instructions below to unlock or recover your device safely.
📌 Unlock Only
- ⏹️ Power off the device.
- 🔘 Put the device into Fastboot Mode by pressing the Power + Reset buttons.
- 🔌 Connect the device to your PC or laptop.
- 📂 Open and flash the unlock firmware file.
- ⏳ Wait for about 1 minute.
- 🧰 Open DC Unlocker and scan the device.
- ⌨️ Enter any required AT command.
✅ Congratulations! Your device has been successfully unlocked.
🛠️ Repair (Blinking Mode / Stable Lights)
- 🔄 Flash the unlock firmware file.
- 🌐 Open and flash the Web UI firmware.
- 🔁 Reset the device.
🎉 Your device has now been successfully recovered and is ready for use.
🔓 How to Unlock All Networks of Zong 4G Bolt+ Huawei Modem
Follow the steps below carefully to unlock your Zong 4G Bolt+ Huawei modem and use SIM cards from all networks.
📌 Step 1: Install USB Drivers
Modem USB Drivers
- 💻 Install the Huawei Modem USB Drivers on your computer.
- ⏭️ If drivers are already installed, you can skip this step.
📌 Step 2: Boot Modem into Boot Mode
Remove / reinsert battery.
- ⏹️ Turn OFF the modem completely.
- 🔋 Remove and reinsert the battery.
- 🔘 Press and hold the Power + Reset buttons.
- 💡 When modem lights start flickering, the device is in Boot Mode.
- 🔌 Connect the modem to the computer using a micro USB data cable.
📌 Step 3: Flash Unlock Firmware
Unlock Firmware
- 📂 Run the Unlock Firmware file.
- 🔐 A message will appear: “Application Requires Password To Start”.
- ⌨️ Enter the password: filefrp.com and click OK.
- ⚡ Flashing will start automatically.
📌 Step 4: IMEI Change (Required for Zong SIM)
Zong SIM will not work
After flashing, the device will reboot into boot mode. At this stage, your modem is unlocked for all networks, but the Zong SIM will not work until the IMEI is changed.
- 🧰 Run the IMEI Numeric To Command Generator Tool.
- 🔢 Enter your 15-digit IMEI number in the top input box.
- ▶️ Click the Generate button.
- 📋 Copy the generated IMEI write command from the bottom box.
📌 Step 5: Write IMEI Using DC-Unlocker
IMEI command into DC-Unlocker
- 🚀 Run the DC-Unlocker program.
- 🔍 Click the Search (magnifying glass) icon to detect the modem.
- ✅ Once detected, paste the generated IMEI command into DC-Unlocker.
- ⌨️ Press Enter — you will see OK in a new line.
- 🔁 Below OK, type the reset command and press Enter.
🎉 Done!
Zong 4G Bolt+ Huawei modem
Your modem will restart normally. Congratulations! Your Zong 4G Bolt+ Huawei modem is now fully unlocked and supports SIM cards from all networks.
🛠️ What You Will Need to Unlock the Modem
DC-Unlocker 2 Client
Before starting the unlocking process, make sure you have the following tools and files:
- 💻 DC-Unlocker 2 Client (version 1.00.1442)
- 🔌 Modem USB Drivers
- 📂 Unlock Firmware file
- 🔢 IMEI Numeric To Command Generator Tool
💻 DC Unlocker Commands for Modem Devices
🚀 Boost your productivity with these essential AT commands designed for DC Unlocker. These commands allow you to gain full control over your modem's internal settings, enabling features that are otherwise hidden.
🛠️ Advanced Troubleshooting: Whether you are fixing "No Service" issues, repairing an IMEI, or switching between different network modes, these codes provide a direct interface to your device's firmware for quick repairs.
⚠️ Important Note: Always ensure your drivers are correctly installed and the device is detected on the correct COM port before sending any commands to avoid communication errors.
| Command | Function | AT Code |
|---|---|---|
| RESET | Reboots your device | AT^RESET |
| GODLOAD | Forces device into Download Mode | AT^GODLOAD |
| CARDLOCK | Unlocks Sim Lock (Enter Code) | AT^CARDLOCK="nck code" |
| VERSION | Checks Firmware Version | AT^VERSION? |
| FACTORST | Restore Factory Settings | AT^INFORBU |
| SETPORT | Switch to Debug/Modem Mode | AT^SETPORT="FF;1,2" |
| IMEI INFO | View Current IMEI | AT+CGSN |
| NVWREX | Writes IMEI into the device | AT^NVWREX=0,0,16,08 06 07 00 00 09 00 00 00 09 07 08 06 01 09 00 |
Changing the IMEI of your device is illegal in Pakistan. If you change the IMEI, you are fully responsible for any consequences. We do not take responsibility for any damage or legal issues.
▶️ Zong 4G Bolt+ (E5573cs-322) How to Unlock/Install (Watch Video)
Huawei Zong 4G Bolt+ E5573cs-322 Unlock for All Networks (No DC Unlocker Client Required & IMEI Repair)
Zong E5573cs-322 V21.323.01.00.306 Unlock All Network SIM | No Need DC-Unlocker | No Need IMEI Repair
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While we strive to provide working and tested files, we do not take any responsibility for any damage to your device during the process. Please proceed at your own risk and ensure you have a backup of your data before flashing or installing any software.
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