1. Introduction
This manual provides essential information for the safe and efficient use of your DOOGEE Blade 20 Max Rugged Phone. Please read this manual thoroughly before operating your device to ensure optimal performance and longevity.
2. What's in the Box
Upon opening your DOOGEE Blade 20 Max package, you should find the following items:
- 1 x Blade 20 Max Rugged Phone
- 1 x Type-C USB Cable
- 1 x Charger
- 1 x Screen-printed Protective Film (Pre-applied)
- 1 x Anti-explosion film
- 1 x Packing Box
- 1 x Manual
- 1 x Warranty Card
Video Description: This video demonstrates the unboxing process of the DOOGEE Blade 20 Max Rugged Phone, showcasing all included accessories and the phone itself as it is removed from its packaging.
3. Product Overview
The DOOGEE Blade 20 Max is a rugged smartphone designed for durability and high performance. It features a robust build, a large display, and advanced camera capabilities.

Image Description: A detailed view of the DOOGEE Blade 20 Max Rugged Phone, showing both the front display and the textured back panel with its multi-camera setup.

Image Description: An infographic highlighting key features of the DOOGEE Blade 20 Max, including its 1TB ROM, 15.8mm slim body, 11,800mAh Silicon Battery, 64MP Main Camera, and 20MP Night Vision.
4. Setup
4.1. SIM and TF Card Installation
The DOOGEE Blade 20 Max supports a triple-card slot, allowing for two SIM cards and one TF (microSD) card simultaneously.
- Locate the SIM card tray on the side of the device.
- Insert the SIM ejector tool (if provided) into the small hole next to the tray to open it.
- Carefully place your Nano-SIM cards and TF card into the designated slots on the tray. Ensure they are correctly oriented.
- Gently push the tray back into the phone until it is flush with the device's side.
4.2. Initial Power On
- Press and hold the Power button (usually on the right side) until the DOOGEE logo appears on the screen.
- Follow the on-screen prompts to complete the initial setup, including language selection, Wi-Fi connection, and Google account setup.
4.3. Network Configuration
This device supports various frequency bands. Before purchasing, it is recommended to verify compatibility with your local carrier's network to ensure proper functionality. Refer to the specifications section for detailed frequency band information.
5. Operating Instructions
5.1. Display
The Blade 20 Max features a 6.6-inch HD+ IPS notch-free punch-hole display with a 120Hz refresh rate for smooth visuals. It offers vibrant colors and clear images.

Image Description: An image detailing the 6.6-inch HD+ 120Hz display of the DOOGEE Blade 20 Max, highlighting its Incell screen type, 16.7M screen color, 84% screen-to-body ratio, and 1500:1 screen contrast.
5.2. Performance and Storage
Powered by the 6nm Mediatek Helio G100 Octa Core processor and running Android 15, the device offers fast and responsive performance. It comes with 12GB of physical RAM, expandable by an additional 24GB of virtual memory, totaling 36GB RAM. Storage includes a massive 1TB ROM, suitable for extensive data and applications.

Image Description: A diagram illustrating the Helio G100 Octa-core chipset, emphasizing its 6nm processing and Mali G57 GPU for efficient performance.

Image Description: An illustration showing the 12GB+1TB massive storage configuration of the DOOGEE Blade 20 Max, detailing 36GB RAM (12GB Basic + 24GB Virtual RAM) and 1TB ROM.
Video Description: This video highlights the 1TB ROM storage capacity of the DOOGEE Blade 20 Max, demonstrating its ability to store a large volume of data.
5.3. Camera System
The device is equipped with a triple-camera system: a 64MP main camera, a 16MP front camera, and a 20MP night vision camera, allowing for clear photos in various lighting conditions.

Image Description: A visual representation of the DOOGEE Blade 20 Max's camera system, highlighting the 64MP main camera, 20MP night vision camera, and 16MP front camera.

Image Description: An image showcasing various multi-mode camera features of the DOOGEE Blade 20 Max, including anti-shake, anti-flicker, multi-frame noise reduction, pro mode, and burst mode.
5.4. Battery Management
The phone is equipped with a large 11800mAh Silicon Anode Battery, providing extended usage times. It supports 33W fast charging and 5W reverse charging, allowing you to charge other devices.
- Standby Time: Up to 19 days
- Video Watching: Up to 29.9 hours
- Music Playing: Up to 186 hours
- Calling: Up to 100 hours

Image Description: An illustration of the DOOGEE Blade 20 Max's 11800mAh Silicon Anode Battery, highlighting its 33W fast charging and 5W reverse charging capabilities, along with estimated usage times.
Video Description: This video demonstrates the long-lasting 11800mAh battery of the DOOGEE Blade 20 Max Rugged Phone, showcasing its endurance for extended use.
5.5. Security Features
Unlock your device securely using either side fingerprint recognition or facial unlock.

Image Description: An infographic illustrating the security features (Face & Side Fingerprint Unlock) and connectivity options (NFC, GPS, Glonass, Galileo, Beidou, 2 SIM + 1 TF Card Slot) of the DOOGEE Blade 20 Max.
5.6. Connectivity
The Blade 20 Max supports Bluetooth, NFC (for Google Pay), Wi-Fi, and multiple navigation systems including GPS, Glonass, Galileo, and Beidou.
5.7. AI Features
The device includes built-in Gemini AI for enhanced functionality, supporting tasks such as content creation, image analysis, code development, language learning, and smart assistance.

Image Description: A visual representation of the Built-in Gemini AI features on the DOOGEE Blade 20 Max, showing examples of content creation, image analysis, code development, language learning, smart assistant, and Gemini Live.
5.8. Android 15 OS Features
Experience a smooth and intuitive user interface with Android 15, offering features like App Cloning, Dual System Mode, Split Screen, Screen Awareness, Live Caption (English Only), Enhanced Privacy Protection, Glove Mode, and Super Clipboard.

Image Description: An infographic showcasing various features of the Android 15 operating system on the DOOGEE Blade 20 Max, including App Cloning, Dual System Mode, Split Screen, Screen Awareness, Live Caption, Enhanced Privacy Protection, Glove Mode, and Super Clipboard.
6. Durability Features
The DOOGEE Blade 20 Max is built to withstand harsh environments, featuring:
- IP68 Rating: Water-resistant, capable of being submerged in 1.5m of water for 30 minutes.
- IP69K Rating: Dustproof and resistant to high-pressure, high-temperature water jets.
- MIL-STD-810H Certification: Military-grade durability, tested for drops from 1.5 meters.

Image Description: An image illustrating the IP68, IP69K, and MIL-STD-810H durability ratings of the DOOGEE Blade 20 Max, showing the phone submerged in water, covered in dust, and with a drop test indication.
7. Maintenance
To ensure the longevity and optimal performance of your DOOGEE Blade 20 Max, follow these maintenance guidelines:
- Cleaning: Regularly wipe the phone with a soft, damp cloth. Avoid harsh chemicals or abrasive materials.
- Software Updates: Keep your device's software updated to the latest version to benefit from security patches and performance improvements.
- Battery Care: Avoid extreme temperatures. Do not fully discharge the battery frequently. Use the original charger and cable for optimal charging.
- Port Protection: Ensure all port covers (for USB-C, SIM tray) are securely closed to maintain water and dust resistance.
8. Troubleshooting
If you encounter issues with your device, refer to the following common troubleshooting steps:
- Device Not Turning On: Ensure the battery is charged. Connect the phone to the charger for at least 15 minutes, then try powering it on again.
- Network Issues: Check if your SIM card is properly inserted. Verify that your carrier's frequency bands are supported by the device. Restart the phone.
- Slow Performance: Close unnecessary background applications. Clear cache regularly. Consider performing a factory reset if issues persist (back up your data first).
- Touchscreen Unresponsive: Restart the device. If the issue persists, contact customer support.
9. Specifications
| Feature | Detail |
|---|---|
| Model Name | Blade 20 Max |
| Brand | DOOGEE |
| Operating System | Android 15 |
| CPU Model | MediaTek Helio G100 Octa Core |
| CPU Speed | 2.2 GHz |
| RAM Memory Installed Size | 36 GB (12GB physical + 24GB virtual) |
| Memory Storage Capacity | 1 TB |
| Screen Size | 6.6 Inches |
| Resolution | 720 x 1280 |
| Refresh Rate | 120 Hz |
| Battery Capacity | 11800 Milliamp Hours |
| Connectivity Technologies | Bluetooth, NFC, Wi-Fi |
| GPS | True (GPS, Glonass, Galileo, Beidou) |
| Special Features | Expandable Memory, Fast Charging Support, Rugged Body, Face ID, Fingerprint Recognition, Night Vision Camera |
| Item Weight | 1 pounds |
| Package Dimensions | 8 x 4 x 2 inches |
| Durability Ratings | IP68, IP69K, MIL-STD-810H |
| Supported Frequency Bands | GSM: B2/3/5/8; WCDMA: B1/2/4/5/8; TDD: B34/38/39/40/41; FDD: B1/2/3/4/5/7/8/12/17/18/19/20/25/26/28AB/66 |
10. Warranty and Support
Your DOOGEE Blade 20 Max Rugged Phone comes with a warranty. Please refer to the included Warranty Card in your product packaging for detailed terms and conditions, including warranty period and coverage.
For technical support, service, or further inquiries, please visit the official DOOGEE website or contact their customer service channels. Keep your purchase receipt and warranty card handy for any support requests.





