1. Introduction
This manual provides essential information for the FOSSIBOT F112 Pro 5G Rugged Smartphone. Please read it carefully to ensure proper use and maintenance of your device. The F112 Pro is designed for durability and high performance in challenging environments.

Figure 1: FOSSIBOT F112 Pro 5G Rugged Smartphone overview highlighting its main features.
2. Setup
2.1. SIM Card and Storage Card Installation
The FOSSIBOT F112 Pro supports dual SIM cards and expandable storage up to 1TB via a TF card. Ensure the device is powered off before inserting or removing cards.
- Locate the SIM/TF card tray on the side of the device.
- Use the provided SIM ejector tool to open the tray.
- Carefully place your Nano-SIM cards and/or TF card into the designated slots.
- Gently push the tray back into the device until it is flush.
2.2. Initial Power On
Press and hold the Power button (located on the side) until the FOSSIBOT logo appears. Follow the on-screen prompts to complete the initial setup, including language selection, Wi-Fi connection, and Google account setup.
3. Operating Your Device
3.1. Display
The F112 Pro features a 6.88-inch FHD+ display with a 120Hz refresh rate for smooth visuals and responsive interaction.

Figure 2: The FOSSIBOT F112 Pro's 6.88-inch display.
3.2. Camera Functions
The device is equipped with a versatile camera system:
- 50MP OIS Wide-Angle Main Camera: For high-resolution photos with optical image stabilization.
- 5MP Macro Lens: For detailed close-up shots.
- 16MP Selfie Camera: For clear self-portraits.
To access the camera, tap the Camera icon on the home screen or lock screen. Select different modes (Photo, Video, Portrait, Macro) from the interface.

Figure 3: Rear camera module of the FOSSIBOT F112 Pro.
3.3. Performance and Storage
The F112 Pro is powered by an MTK 6nm octa-core processor, offering 24GB RAM (8GB physical + 16GB virtual) and 256GB ROM, expandable up to 1TB. This configuration supports smooth multitasking and efficient application usage.

Figure 4: Memory and storage capabilities of the F112 Pro.
3.4. NFC Functionality
The device supports Near Field Communication (NFC) for contactless payments, quick pairing with compatible devices, and identity recognition.

Figure 5: Using NFC for contactless transactions.
3.5. Security Features
Unlock your device using Face ID or the integrated fingerprint sensor for quick and secure access.
3.6. Custom Button
The F112 Pro includes a customizable button for quick access to frequently used applications or functions. Refer to the device settings to configure its actions.
4. Durability Features
The FOSSIBOT F112 Pro is built to withstand harsh conditions, meeting IP68/IP69K and MIL-STD-810H standards.
- Waterproof (IP68): Submersible up to 1.5 meters for 30 minutes.
- Dustproof (IP69K): Fully protected against dust ingress.
- Drop-proof (MIL-STD-810H): Designed to survive drops from 1.5 meters.
- Temperature Resistance: Operates in temperatures from -20°C to 60°C.

Figure 6: The F112 Pro's rugged and waterproof design.
Video 1: This video demonstrates the FOSSIBOT F112 Pro's ruggedness, including its ability to withstand drops and water immersion, showcasing its durability for outdoor activities.
5. Battery and Charging
The F112 Pro is equipped with a 7150mAh mega battery, providing extended usage. It supports 18W fast charging and reverse charging, allowing you to power other devices.
- Charging: Use the provided USB Type-C cable and 18W charger for optimal charging speed.
- Reverse Charging: Connect compatible devices to your F112 Pro using an OTG cable to use it as a power bank.

Figure 7: Battery capacity and charging features.
6. Connectivity
The F112 Pro offers comprehensive connectivity options:
- Global 5G Dual SIM: Supports 38+ global 4G/5G bands for worldwide use.
- Wi-Fi: Dual-band Wi-Fi for stable internet connection.
- Bluetooth: For connecting wireless accessories.
- GPS: Accurate navigation with GPS, Glonass, Beidou, Galileo, and QZSS support.

Figure 8: Global 5G network and dual SIM capabilities.
7. Software
The F112 Pro runs on Android 14, providing a smooth and up-to-date user experience with access to the latest features and security updates.

Figure 9: Android 14 OS on the F112 Pro.
7.1. Built-in Digital Tools
The device includes practical digital tools such as a compass, magnifier, gradienter, flashlight, picture hanging assistant, and height measurement, useful for various outdoor and work scenarios.

Figure 10: Digital tools available on the F112 Pro.
8. Maintenance
To ensure the longevity and optimal performance of your FOSSIBOT F112 Pro, follow these maintenance guidelines:
- Cleaning: Wipe the device with a soft, damp cloth. Avoid harsh chemicals or abrasive materials.
- Port Protection: Ensure all port covers (USB-C, SIM tray) are securely closed to maintain water and dust resistance.
- Temperature: Avoid exposing the device to extreme temperatures outside its operating range (-20°C to 60°C).
- Impact: While rugged, avoid unnecessary drops or impacts to prevent potential damage.
9. Troubleshooting
If you encounter issues with your FOSSIBOT F112 Pro, try the following common troubleshooting steps:
- Device Not Powering On: Ensure the battery is charged. Connect the charger and wait a few minutes before attempting to power on again.
- Screen Unresponsive: Perform a forced restart by pressing and holding the Power button for about 10-15 seconds.
- Network Issues: Check if your SIM card is properly inserted. Toggle Airplane Mode on and off. Restart the device. Verify network settings with your carrier.
- App Crashing: Clear the cache and data of the problematic app in Settings > Apps. If the issue persists, uninstall and reinstall the app.
- Slow Performance: Close unnecessary background apps. Clear system cache. Consider a factory reset as a last resort (back up your data first).
For more complex issues, contact FOSSIBOT customer support.
10. Specifications
| Feature | Specification |
|---|---|
| Model Name | F112 Pro |
| Operating System | Android 14 |
| Processor | Mediatek Dimensity 900 (6nm Octa-core, 2.0-2.4 GHz) |
| RAM | 24 GB (8 GB physical + 16 GB virtual) |
| Internal Storage | 256 GB |
| Expandable Storage | Up to 1 TB (TF Card) |
| Screen Size | 6.88 Inches FHD+ |
| Resolution | 720x1640 |
| Refresh Rate | 120 Hz |
| Rear Camera | 50 MP (Main) + 5 MP (Macro) |
| Front Camera | 16 MP |
| Battery Capacity | 7150 mAh |
| Charging | 18W Fast Charging, Reverse Charging |
| Connectivity | 5G, Dual SIM, Wi-Fi, Bluetooth, NFC, GPS |
| Durability Rating | IP68/IP69K, MIL-STD-810H |
| Item Weight | 1.57 pounds |
| Dimensions | 8.07 x 7.05 x 1.97 inches |
11. What's in the Box
Upon opening your FOSSIBOT F112 Pro package, you should find the following items:
- FOSSIBOT F112 Pro Smartphone
- USB Cable
- 18W Charger
- SIM Card Pin
- User Manual/Warranty Card
- TPU Case

Figure 11: Package contents of the FOSSIBOT F112 Pro.
12. Warranty and Support
Your FOSSIBOT F112 Pro comes with a standard manufacturer's warranty. Please refer to the included Warranty Card for specific terms and conditions. For technical support, service, or further inquiries, please contact FOSSIBOT customer service through their official channels.



