1. Introduction
The Tenda 4G08 is a 4G+ LTE AC1200 dual-band Wi-Fi router designed to provide high-speed internet access. It supports 4G speeds up to 300 Mbps, leveraging carrier aggregation technology for enhanced performance. Equipped with MU-MIMO and Beamforming technologies, it ensures broader coverage and smooth access for multiple devices. The Tenda 4G08 is compatible with various Nano SIM cards, offering a Plug & Play setup and simplified management via a mobile application. This router is an ideal solution for remote areas, temporary shops, holiday homes, and any location requiring fast, stable, and reliable internet connectivity without traditional wired infrastructure.
2. Package Contents
Please verify that all items are present in your package:
- 1 x Tenda 4G+ LTE Router (Model: 4G08)
- 1 x Power Adapter
- 1 x RJ45 Ethernet Cable
- 1 x Quick Installation Guide

Image: The Tenda 4G08 router, power adapter, Ethernet cable, and quick installation guide, as included in the package.
3. Product Overview
3.1 Front Panel

Image: Front view of the Tenda 4G08 router, showing the Tenda logo and LED indicators for power, Wi-Fi, LAN, and 4G signal strength.
The front panel features LED indicators that display the device's status:
- Power LED: Indicates power status.
- Wi-Fi LED: Indicates Wi-Fi activity.
- LAN LED: Indicates LAN port activity.
- 4G Signal Strength LEDs: Indicate the strength of the 4G signal.
3.2 Rear Panel (Ports and Buttons)

Image: Rear view of the Tenda 4G08 router, highlighting the LAN/WAN ports, power input, and reset button.
The rear panel includes:
- LAN/WAN Port: Connects to wired devices or an external modem for backup internet.
- LAN Port: Connects to wired devices.
- Power Input: Connects to the power adapter.
- Reset Button: Used to restore factory settings.
- SIM Card Slot: For inserting a Nano SIM card.

Image: Close-up view of the Nano SIM card slot on the Tenda 4G08 router.
4. Setup Instructions
4.1 SIM Card Installation
- Ensure the router is powered off.
- Important: Before inserting, disable the PIN lock on your Nano SIM card using a mobile phone.
- Locate the SIM card slot on the router.
- Insert the Nano SIM card into the slot until it clicks into place. Ensure correct orientation.

Image: A diagram illustrating the simple Plug & Play process of inserting a Nano SIM card into the router.
4.2 Power On and Initial Connection
- Connect the power adapter to the router's power input and then to a power outlet.
- The router will power on automatically. Wait for the LED indicators to stabilize. The 4G signal strength LEDs should light up, indicating a successful connection to the mobile network.
- To connect a device:
- Wireless: Search for the Wi-Fi network name (SSID) printed on the label at the bottom of the router and enter the Wi-Fi password.
- Wired: Connect an Ethernet cable from a LAN port on the router to your computer or other wired device.
4.3 Web Interface Access
To access the router's web management interface for advanced settings:
- Open a web browser on a device connected to the router's Wi-Fi or LAN.
- Enter the default IP address (usually
192.168.0.1or192.168.1.1) into the address bar and press Enter. Refer to the router's label for the exact IP address. - Enter the default login password (usually
adminor as specified on the router's label).
5. Operating Instructions
5.1 Wi-Fi Connectivity
The Tenda 4G08 provides dual-band Wi-Fi (2.4 GHz and 5 GHz) with AC1200 speeds. Connect your devices to the appropriate Wi-Fi network for optimal performance.

Image: An illustration demonstrating the fast and fluid connection capabilities of the router across both 2.4GHz and 5GHz Wi-Fi bands.
5.2 Smart Network Backup
The LAN/WAN port allows for flexible internet access. Connect a DSL, fiber, or cable modem to this port to use it as a backup internet source. The router can seamlessly switch between wired and 4G connections to ensure a stable and optimal network.

Image: A technical diagram highlighting the LAN and LAN/WAN ports, indicating their use for various devices like computers, smart TVs, and gaming consoles, ensuring reduced latency and increased bandwidth.
5.3 Tenda Mesh WiFi+
Extend your Wi-Fi coverage easily with Tenda Mesh technology. Press the physical Mesh button on the router to expand your Wi-Fi network with compatible Tenda Mesh WLAN+ devices, creating a seamless and stable connection throughout your home or office.

Image: An illustration depicting how Tenda Mesh WiFi+ provides stable and extended coverage across multiple rooms in a home.
6. Advanced Features
6.1 Parental Control
Manage and protect your children's online activity. The router supports parental control features, allowing you to set time limits for internet access and filter content to ensure a safer online environment.

Image: A mobile application interface demonstrating parental control features, including URL filtering and time limits, to protect children online.
6.2 Guest Wi-Fi
Create a separate Wi-Fi network for your guests. This feature allows visitors to access the internet without compromising the security of your main network and connected devices.

Image: A group of people enjoying content in a living room, illustrating the benefit of secure guest Wi-Fi for visitors.
6.3 VPN and IPv6 Support
The Tenda 4G08 supports OpenVPN server and VPN client (PPTP/L2TP), ensuring the security of your data at all times. It also supports IPv6 for future-proof networking.

Image: A woman working on a laptop, with graphical overlays indicating secure access features like IPv6, VPN, and Firewall protection for efficient and secure professional activities.
6.4 Mobile App Management
Manage your Wi-Fi network easily via the 'Tenda WiFi' mobile application or the web interface. The app provides intelligent control from anywhere.

Image: A family using various devices, with a tablet displaying the Tenda WiFi app interface, illustrating smart control from anywhere.
7. Maintenance
To ensure optimal performance and longevity of your Tenda 4G08 router:
- Placement: Place the router in a central location, away from obstructions and sources of interference (e.g., microwaves, cordless phones).
- Ventilation: Ensure adequate airflow around the device to prevent overheating. Do not cover ventilation openings.
- Cleaning: Regularly clean the router with a soft, dry cloth. Avoid using liquid cleaners or aerosols.
- Firmware Updates: Check the Tenda website or the mobile app periodically for firmware updates to enhance performance and security.
- Restart: If you experience network issues, try restarting the router by unplugging the power adapter for 10 seconds and then plugging it back in.
8. Troubleshooting
8.1 No Internet Access
- Check SIM Card: Ensure the Nano SIM card is correctly inserted and its PIN lock is disabled.
- Signal Strength: Verify the 4G signal strength LEDs on the front panel. If the signal is weak or absent, try relocating the router.
- APN Settings: In the web interface or Tenda WiFi app, check the APN settings. These are usually configured automatically, but may need manual adjustment for some operators.
- Data Plan: Confirm that your SIM card has an active data plan and has not exceeded its data limit.
- Restart: Power cycle the router.
8.2 Slow Wi-Fi Speed
- Router Placement: Move the router to a central location, away from obstacles and interference.
- Device Distance: Ensure your devices are within optimal range of the router.
- Band Selection: Connect devices to the 5 GHz Wi-Fi band for higher speeds if supported.
- Interference: Reduce interference from other electronic devices.
- Connected Devices: Too many devices connected simultaneously can reduce speed.
8.3 Cannot Access Web Interface
- IP Address: Ensure you are using the correct default IP address (e.g.,
192.168.0.1). - Connection: Verify your device is connected to the router's Wi-Fi or LAN.
- Browser: Try a different web browser.
- Firewall/Antivirus: Temporarily disable any firewall or antivirus software on your computer that might be blocking access.
9. Specifications
| Feature | Detail |
|---|---|
| Brand | Tenda |
| Model Name | 4G08 |
| Special Feature | Parental Control |
| Frequency Band Class | Dual-Band |
| Wireless Communication Standard | 802.11ac, 802.11b, 802.11g, 802.11n |
| Compatible Devices | Smart TV, Smartphone, Tablet, Personal Computer, Security Camera |
| Recommended Uses | Commercial, Gaming, Home |
| Connectivity Technology | Ethernet, LTE, Wi-Fi |
| Color | Black |
| Operating System | Linux |
| Security Protocol | WPA2-PSK, WPA3 |
| Number of Ports | 2 (1x LAN/WAN, 1x LAN) |
| Control Method | Application |
| Data Transfer Rate | 1200 Mbps (Wi-Fi) |
| LAN Port Bandwidth | 1000 Mbps (Gigabit) |
| Voltage | 12 Volts |
| Max Upstream Data Transfer Rate | 300 Mbps (4G+) |
| Number of Antennas | 4 |
| Wi-Fi Generation | Wi-Fi 5 |
| Modem Compatible | Yes |
| Coverage | Home/Office |
| Item Weight | 206 Grams |
| Item Dimensions (L x W x H) | 19.5 x 5 x 20.3 Centimeters |
10. Warranty & Support
10.1 Product Warranty
The Tenda 4G08 router comes with a 3-year warranty from the date of purchase. Please retain your proof of purchase for warranty claims.
10.2 Technical Support
For technical assistance, troubleshooting, or further inquiries, please visit the official Tenda website or contact their customer support. Refer to the contact information provided in your product packaging or on the Tenda official website.





