KuWFi LDW931-L
KuWFi 4G LTE USB WiFi Modem and 2GB Prepaid 4G LTE SIM Card User Manual
Model: LDW931-L
1. Introduction
This manual provides comprehensive instructions for the setup, operation, and maintenance of your KuWFi 4G LTE USB WiFi Modem (Model LDW931-L) and the included 2GB Prepaid 4G LTE SIM Card. This device offers a portable and convenient way to establish a Wi-Fi hotspot using a 3G/4G SIM card, eliminating the need for traditional broadband connections. It is designed for various uses, including travel, business, outdoor activities, and general home or office use.
The KuWFi LDW931-L allows up to 10 devices to connect simultaneously, including smartphones, tablets, and notebooks, with an effective Wi-Fi range of up to 10 meters.
2. What's in the Box
Please verify that all components are present upon unboxing:
- KuWFi 4G LTE USB WiFi Modem (LDW931-L)
- 2GB Prepaid 4G LTE SIM Card

Image: The KuWFi 4G LTE USB WiFi Modem and the included 2GB Prepaid 4G LTE SIM Card, as packaged.
3. Key Features
- Portable 4G LTE Wi-Fi Hotspot: Converts 3G/4G cellular signal into a Wi-Fi network without requiring a broadband connection.
- High-Speed Data: Utilizes 4G LTE networks for fast internet access.
- Multi-Device Connectivity: Supports connection for up to 10 devices simultaneously (smartphones, tablets, notebooks, etc.).
- Wide Wi-Fi Coverage: Provides an effective Wi-Fi distance of up to 10 meters.
- Prepaid SIM Card Included: Comes with a 2GB prepaid 4G LTE SIM card for immediate use, offering 30 days of service on AT&T cellular towers.
- Plug & Play: Simple setup for quick internet access.
- Versatile Use: Ideal for parties, travel, business trips, remote work, outdoor live streaming, gaming, and in-car Wi-Fi.
- Multiple SIM Card Sizes Supported: Compatible with Standard, Micro, and Nano SIM cards using the included 3-in-1 SIM kit.

Image: The KuWFi modem providing Wi-Fi connectivity to a range of mobile devices, illustrating its multi-device support.
4. Setup Instructions
Follow these steps to set up your KuWFi 4G LTE USB WiFi Modem and activate your SIM card:
4.1. SIM Card Activation
The included 2GB Prepaid 4G LTE SIM Card requires activation to begin service. This card offers 2GB of data for 30 days of wireless service at no additional cost, utilizing AT&T cellular towers for high-speed data.
- Scan QR Code: Locate the QR code provided with your SIM card or on the packaging. Use your smartphone's camera or a QR code scanner app to scan it.
- Enter ICCID Number: Follow the on-screen prompts after scanning the QR code. You will be directed to a website where you need to enter the ICCID number of your SIM card. The ICCID is typically printed on the SIM card itself.
- Choose Your Plan: Select the desired data plan. For the included 2GB prepaid card, ensure you select the corresponding free plan.
For direct activation, visit: https://shop.gloableconnect.com/sim/#/?channelCode=TGT_SZKWEU

Image: A visual guide showing the three steps for activating the 4G SIM card: scanning a QR code, entering the ICCID number, and selecting a data plan.
4.2. Inserting the SIM Card into the Modem
The KuWFi modem supports Standard, Micro, and Nano SIM card sizes. Use the appropriate adapter from the 3-in-1 SIM kit if your SIM card is smaller than the standard slot.
- Identify the SIM card slot on the KuWFi USB modem. It is usually located under a small cover or flap.
- Carefully insert the activated SIM card into the slot, ensuring the correct orientation. The modem typically has an icon indicating the correct way to insert the SIM.
- Close the SIM card slot cover securely.

Image: An illustration demonstrating the different sizes of SIM cards (Standard, Micro, Nano) and how they can be adapted to fit various devices, including the modem.

Image: A close-up view of a device (security camera) with an open slot for a SIM card, demonstrating the concept of inserting a SIM card into a compatible device.
4.3. Connecting the Modem to a Power Source
The KuWFi USB modem is powered via a USB port. Plug the modem into any standard USB port on a computer, laptop, USB wall adapter, or power bank.

Image: The KuWFi USB modem inserted into the USB port of a laptop, indicating it is ready for use.
5. Operating Instructions
Once the SIM card is inserted and the modem is powered on, it will automatically establish a connection to the 4G LTE network and broadcast a Wi-Fi signal.
5.1. Connecting Devices to the Wi-Fi Network
- On your smartphone, tablet, laptop, or other Wi-Fi enabled device, open the Wi-Fi settings.
- Look for a Wi-Fi network name (SSID) that typically starts with "SSID:4G-UFI-XXXXXX" (where XXXXXX are unique characters for your device).
- Select this network and enter the default password (Key: 12345678). This information is usually printed on a label on the modem itself.
- Once connected, your device should have internet access.

Image: A close-up of the KuWFi modem's label, displaying the default Wi-Fi network name (SSID) and password for connection.
5.2. Accessing the Web Management Interface (Optional)
For advanced settings, you can access the modem's web management interface:
- Ensure your device is connected to the KuWFi modem's Wi-Fi network.
- Open a web browser (e.g., Chrome, Firefox, Edge).
- In the address bar, type the default IP address: 192.168.0.1 and press Enter.
- You will be prompted for a login username and password. The default login password is admin.
- From this interface, you can change Wi-Fi settings (SSID, password), view connection status, and manage other network parameters.
6. Maintenance
- Cleaning: Use a soft, dry cloth to clean the modem. Avoid using liquid cleaners or aerosols.
- Storage: When not in use, store the modem in a cool, dry place away from direct sunlight and extreme temperatures.
- Firmware Updates: Periodically check the manufacturer's website for any available firmware updates to ensure optimal performance and security.
- SIM Card Care: Handle the SIM card carefully to avoid damage to the gold contacts.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No Wi-Fi signal or internet connection. | Modem not powered on; SIM card not inserted correctly; SIM card not activated; no data balance; poor network signal. |
|
| Cannot connect to the Wi-Fi network. | Incorrect Wi-Fi password; device too far from modem. |
|
| Slow internet speed. | Weak 4G LTE signal; too many connected devices; network congestion. |
|
| Cannot access web management interface. | Incorrect IP address; not connected to modem's Wi-Fi; incorrect login credentials. |
|
8. Specifications
| Feature | Detail |
|---|---|
| Model Name | KuWFi 4G LTE USB WiFi Modem (LDW931-L) |
| Connectivity Technology | USB |
| Network Compatibility | 3G/4G LTE (AT&T cellular towers for included SIM) |
| Wi-Fi Standard | Not specified (implied Wi-Fi B/G/N) |
| Frequency Band Class | Dual-Band (though specific bands not detailed) |
| Max Connected Devices | 10 |
| Effective Wi-Fi Distance | Up to 10 meters |
| SIM Card Support | Standard, Micro, Nano SIM (3-in-1 SIM kit included) |
| Security Protocol | WPS |
| Default IP Address | 192.168.0.1 |
| Default Login Password | admin |
| Recommended Uses | Travel and Mobility |
| Included Components | 4G LTE USB WiFi Modem, 2GB Prepaid 4G LTE SIM Card |
9. Warranty and Support
For warranty information, technical support, or customer service inquiries, please refer to the contact information provided by KuWFi at the point of purchase or visit the official KuWFi website. Keep your purchase receipt as proof of purchase for warranty claims.
For additional support, you may visit the KuWFi Store on Amazon.