1. Introduction
Welcome to the Ulefone Armor 26 Ultra 5G Rugged Smartphone user manual. This guide provides essential information to help you set up, operate, and maintain your device. Designed for durability and high performance, the Armor 26 Ultra is built to withstand challenging environments while offering advanced smartphone capabilities.

Figure 1: Ulefone Armor 26 Ultra 5G Rugged Smartphone
2. Product Overview
The Ulefone Armor 26 Ultra is engineered for resilience and power, featuring a robust design and cutting-edge technology.
Key Features:
- Global 5G Network & Dual SIM Dual Standby: Experience ultra-fast connectivity.
- MTK Dimensity 8020 5G Processor: Powerful 2.6GHz Arm Cortex-A78 8-core CPU for smooth performance.
- 24GB RAM + 512GB Internal Storage: Ample memory and storage, expandable up to 2TB via TF card.
- 200MP Quad Camera System: Featuring a 200MP main camera (Samsung ISOCELL HP3), 8MP 3.2x optical zoom telephoto, 50MP ultra-wide, and 64MP night vision camera.
- 15600mAh Mega Battery: Provides extended usage with up to 1750 hours standby time.
- 120W Flash Charging & 33W Dock Charging: Rapid charging capabilities and convenient dock charging.
- 6.78” FHD+ 120Hz Display: Immersive viewing experience with a high refresh rate.
- Corning Gorilla Glass 5: Enhanced screen durability against drops and scratches.
- IP68/IP69K & MIL-STD 810G Certified: Supreme protection against water, dust, dirt, sand, and drops.
- 121dB Thunder Speaker: Delivers exceptionally powerful and crisp audio.
- uSmart Expansion Connector: Allows connection to professional accessories (sold separately).
- Additional Features: Android 13, IR Blaster, Fingerprint Unlock, NFC, Headset-Free FM Radio, Custom Key, Gloves Mode, Underwater Camera, Practical Toolkit, Wi-Fi 6, GPS.

Figure 2: Overview of Ulefone Armor 26 Ultra's main features.
3. Setup
3.1. SIM Card & TF Card Installation
To install your SIM and/or TF card:
- Locate the SIM card tray on the side of the device.
- Insert the provided SIM needle into the small hole next to the tray to eject it.
- Place your Nano-SIM cards and/or TF card into the designated slots on the tray.
- Carefully reinsert the tray into the phone until it is flush with the device body.
3.2. Initial Power On & Charging
Press and hold the Power button until the Ulefone logo appears. For optimal performance, fully charge your device before first use.
- 120W Flash Charging: Connect the provided 120W AC Power Charger and Type-C to Type-C Data cable to the phone for rapid charging.
- 33W Dock Charging: The device supports 33W fast dock charging with a compatible dock (sold separately).
- Reverse Charging: Your Armor 26 Ultra can also act as a power bank to charge other devices.

Figure 3: Charging capabilities of the Armor 26 Ultra.
Video 1: This video demonstrates the unboxing and initial setup of the Ulefone Armor 26 Ultra, including its rugged features and accessories.
4. Operating Instructions
4.1. Basic Operation
The Ulefone Armor 26 Ultra runs on Android 13, providing a user-friendly interface. Navigate using gestures or on-screen buttons. Customize your home screen, notifications, and settings to suit your preferences.
4.2. Camera System
Capture stunning photos and videos with the versatile quad-camera setup:
- 200MP Main Camera: For ultra-clear, high-resolution images.
- 8MP 3.2x Optical Zoom Telephoto Lens: Bring distant subjects closer with clarity.
- 50MP Ultra-Wide Lens: Capture expansive landscapes and group shots with a 117.3° FOV.
- 64MP Night Vision Camera: See clearly in low-light or complete darkness using advanced infrared technology.
- 50MP Ultra Front Camera: For high-quality selfies and video calls.
Explore various photography modes including Portrait, Night Mode, Beauty Mode, Gif, Pro Mode, Panorama, UHD, Slow Motion, Time Lapse, and Intelligent Scanning.

Figure 4: Detailed view of the Armor 26 Ultra's camera system.
Video 2: This video showcases the various camera modes and capabilities of the Ulefone Armor 26 Ultra, including its 200MP main camera and night vision.
4.3. Audio & Display
- 121dB Thunder Speaker: Enjoy loud and clear audio for calls, music, and media.
- 6.78” FHD+ 120Hz Display: Experience hyper-realistic visuals with smooth scrolling and vibrant colors.

Figure 5: The powerful 121dB speaker and high-refresh-rate display.
4.4. Connectivity & Navigation
The Armor 26 Ultra supports global 5G networks, Wi-Fi 6 for faster wireless connections, NFC for convenient mobile payments, and a comprehensive GPS system (L1+L5 GPS+Glonass+Galileo+BeiDou) for accurate navigation.
4.5. Custom Key & Toolkit
Utilize the customizable side key for quick access to frequently used functions or apps. The built-in Practical Toolkit offers various utility tools for outdoor and professional use.
5. Maintenance & Care
While the Ulefone Armor 26 Ultra is highly durable, proper care ensures its longevity:
- Cleaning: Wipe the device with a soft, damp cloth. Avoid harsh chemicals or abrasive materials.
- Water & Dust Resistance: Ensure all port covers are securely closed before exposing the phone to water or dust. Rinse with fresh water after exposure to saltwater or chemicals.
- Temperature: Avoid exposing the device to extreme temperatures (hot or cold) for prolonged periods.
- Battery Care: Avoid fully draining the battery frequently. Charge the device regularly to maintain battery health.

Figure 6: The Armor 26 Ultra's robust build with IP68/69K and MIL-STD 810G ratings.
6. Troubleshooting
If you encounter issues with your Ulefone Armor 26 Ultra, try the following common troubleshooting steps:
- Device Unresponsive: Press and hold the Power button for about 10-15 seconds to force a restart.
- Network Issues: Check if your SIM card is properly inserted. Toggle Airplane Mode on and off. Restart the phone.
- Battery Draining Quickly: Close unused apps running in the background. Reduce screen brightness. Disable unnecessary features like Wi-Fi, Bluetooth, or GPS when not in use.
- App Crashes: Clear the cache and data of the problematic app in Settings > Apps. If the issue persists, uninstall and reinstall the app.
- Software Glitches: Ensure your device software is up to date via Settings > System > System update.
- Factory Reset: As a last resort, you can perform a factory reset (Settings > System > Reset options > Erase all data (factory reset)). Warning: This will erase all data on your phone. Back up important data before proceeding.
7. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 7.05 x 3.27 x 1 inches |
| Item Weight | 2.44 pounds |
| Batteries | 1 Lithium Polymer batteries required. (included) |
| OS | Android 13.0 |
| Wireless communication technologies | Cellular, Wi-Fi, NFC |
| Connectivity technologies | Bluetooth |
| GPS | True |
| Special features | Rugged Body, Reverse Wireless Charging, 121dB Speaker, 120W Fast Charging Support, Water Resistant |
| Other display features | Wireless |
| Human Interface Input | Touchscreen |
| Scanner Resolution | 1080 x 2460 |
| Other camera features | Front |
| Audio Jack | 3.5 mm |
| Form Factor | Bar |
| Color | Black |
| Battery Power Rating | 15600 Milliamp Hours |
| Phone Talk Time | 56 Hours |
| Manufacturer | Ulefone |
| Country of Origin | USA |
| Date First Available | June 15, 2024 |
| Memory Storage Capacity | 512 GB |
| Standing screen display size | 6.78 Inches |
| Ram Memory Installed Size | 24 GB |
| Battery Capacity | 15600 Milliamp Hours |
| Brand | Ulefone |
| Operating System | Android 13.0 |
| Screen Size | 6.78 Inches |
| Resolution | 1080 x 2460 |
| Refresh Rate | 120 Hz |
| Model Name | Ulefone Armor 26 Ultra |
| Wireless Carrier | Unlocked for All Carriers |
| Cellular Technology | 5G |
8. Accessories Ecosystem
The Ulefone Armor 26 Ultra features a uSmart Expansion Connector, allowing for integration with various professional accessories to enhance its functionality. These accessories are sold separately and include items such as endoscopes, magnifiers, and night vision cameras.

Figure 7: The uSmart Expansion Connector and examples of compatible accessories.
9. What's in the Box
Upon opening your Ulefone Armor 26 Ultra package, you should find the following items:
- 1 x Ulefone Armor 26 Ultra Smartphone
- 1 x AC Power Charger (120W)
- 1 x Type-C to Type-C Data cable (100cm)
- 1 x Tempered Glass Screen Protector
- 1 x SIM Needle & Lanyard
10. Warranty & Support
Ulefone products typically come with a manufacturer's warranty. Please refer to the warranty card included in your product packaging or visit the official Ulefone website for detailed warranty terms and conditions. For technical support, troubleshooting assistance, or service inquiries, please contact Ulefone customer support through their official channels.







