1. Introduction
The DOOGEE S41T is a rugged smartphone designed for durability and performance in challenging environments. It features a large 6300mAh battery, 8GB RAM, 64GB internal storage (expandable), a 13MP AI triple camera, and runs on Android 13. This device is certified with IP68/IP69K and MIL-STD-810H standards for water, dust, and drop resistance.

Image: Front and back view of the DOOGEE S41T Rugged Smartphone, highlighting its robust design and camera module.
2. Package Contents
Verify that your package contains the following items:
- DOOGEE S41T Smartphone
- Power Adapter
- USB Cable
- SIM Ejector Tool
- User Manual (this document)
- Warranty Card
3. Device Overview
Familiarize yourself with the physical components of your DOOGEE S41T smartphone.

Image: Overview of the DOOGEE S41T's key features, including 8GB RAM, 64GB ROM, Spreadtrum T606 Octa Core processor, 6300mAh battery, 13MP AI triple camera, 8MP front camera, and 5.5-inch IPS HD+ display.
- Front Camera: Located at the top center of the display.
- Display: 5.5-inch IPS HD+ touchscreen.
- Volume Buttons: On the side, for adjusting audio levels.
- Power Button: On the side, for turning the device on/off and screen lock/unlock.
- USB-C Port: At the bottom, for charging and data transfer.
- Speaker: Located at the bottom.
- Microphone: Located at the bottom.
- Rear Cameras: 13MP AI Triple Camera system on the back.
- Flashlight: Integrated with the rear camera module.
- SIM/MicroSD Card Slot: On the side, for inserting SIM cards and expandable storage.
4. Setup
4.1 SIM Card and MicroSD Card Installation
The DOOGEE S41T supports dual Nano SIM cards or one Nano SIM card and one MicroSD card for expanded storage up to 1TB.
- Locate the SIM card tray on the side of the phone.
- Insert the SIM ejector tool into the small hole next to the tray to open it.
- Carefully pull out the tray.
- Place your Nano SIM card(s) and/or MicroSD card into the designated slots on the tray. Ensure the gold contacts face downwards.
- Gently push the tray back into the phone until it clicks into place.

Image: Illustration of the SIM card tray, indicating slots for Nano SIM 1 and a shared slot for Nano SIM 2 or a TF (MicroSD) card.
4.2 Initial Power On and Basic Setup
- Press and hold the Power button until the DOOGEE logo appears.
- Follow the on-screen prompts to select your language, connect to a Wi-Fi network, and set up your Google account.
- You can also set up security features like Face Unlock during this process.
5. Operating Instructions
5.1 Basic Navigation
The DOOGEE S41T runs on Android 13, offering an intuitive user experience. Use touch gestures such as tap, swipe, pinch, and spread to navigate the interface.

Image: Screenshots of the Android 13 operating system interface on the DOOGEE S41T, displaying various applications and system settings.
5.2 Making Calls and Sending Messages
- Calls: Tap the Phone icon, enter the number, and tap the call button.
- Messages: Tap the Messages icon, start a new conversation, enter the recipient and message, then send.
5.3 Camera Usage
The phone features a 13MP AI triple rear camera and an 8MP front camera.
- Open the Camera application.
- Select your desired mode (Photo, Video, Portrait, etc.).
- Tap the shutter button to capture images or start/stop video recording.
- Use the toggle to switch between front and rear cameras.

Image: Visual representation of the DOOGEE S41T's camera capabilities, highlighting the 13MP AI triple rear camera, 8MP front camera, and four rear LED flashes.

Image: The DOOGEE S41T being used underwater to capture photos, demonstrating its waterproof capability.
5.4 NFC Functionality
The DOOGEE S41T supports NFC (Near Field Communication) for contactless payments and quick data sharing.
- Enable NFC in Settings > Connected devices > Connection preferences > NFC.
- To make a payment, hold the back of your phone near a compatible payment terminal.

Image: A DOOGEE S41T smartphone being used to make a contactless payment via NFC at a point-of-sale terminal.
5.5 Face Unlock
Unlock your phone quickly and securely using Face Unlock.
- Go to Settings > Security & privacy > Device unlock > Face unlock.
- Follow the on-screen instructions to register your face.
- Once set up, simply lift your phone to your face to unlock it.

Image: A user unlocking the DOOGEE S41T using face recognition technology, with a graphic indicating "Face Unlocked in 0.3 Seconds."
5.6 GPS Navigation
The DOOGEE S41T supports GPS, GLONASS, Galileo, and Beidou for accurate positioning and navigation.
- Ensure Location services are enabled in your phone's settings.
- Use pre-installed mapping applications or download your preferred navigation app from the Google Play Store.

Image: The DOOGEE S41T displaying a GPS navigation map with various points of interest, held by a person outdoors.
5.7 Battery Management
The 6300mAh battery provides extended usage times.
- To check battery status, go to Settings > Battery.
- Optimize battery life by adjusting screen brightness, disabling unused features (Wi-Fi, Bluetooth, GPS), and closing background apps.
- Charge the device using the provided adapter and USB cable.

Image: Graphic illustrating the DOOGEE S41T's 6300mAh battery performance, showing up to 560 hours of standby, 72 hours of normal use, 32 hours of music, and 29 hours of calling.
6. Maintenance
6.1 Cleaning the Device
To clean your DOOGEE S41T, use a soft, damp cloth. Avoid harsh chemicals or abrasive materials that could damage the device's rugged coating or screen.
6.2 Waterproof and Dustproof Guidelines (IP68/IP69K, MIL-STD-810H)
The DOOGEE S41T is designed to withstand harsh conditions, meeting IP68, IP69K, and MIL-STD-810H standards. However, proper care is still essential:
- Ensure all port covers (USB-C) are securely closed before exposing the phone to water or dust.
- Do not intentionally submerge the phone in water deeper than 1.5 meters or for longer than 30 minutes.
- Avoid exposing the phone to high-pressure water jets or extreme temperatures.
- If the phone gets wet, dry it thoroughly before charging or opening any ports.
- While drop-proof up to 1.5 meters, repeated severe impacts can still cause damage.

Image: The DOOGEE S41T showcasing its certified triple protection: MIL-STD-810H for drop resistance (1.8M), IP68 for water immersion (1.5M deep for 30 min), and IP69K for dust resistance (1M concrete deep for 24 hrs).
6.3 Software Updates
Regularly check for and install software updates to ensure optimal performance and security. Go to Settings > System > System update.
7. Troubleshooting
| Problem | Possible Solution |
|---|---|
| Phone does not turn on | Ensure the battery is charged. Connect to the charger for at least 10 minutes, then try powering on. |
| Cannot connect to Wi-Fi | Check if Wi-Fi is enabled. Restart your router and phone. Forget the network and reconnect. |
| SIM card not detected | Ensure the SIM card is correctly inserted. Restart the phone. Verify SIM card is active with your carrier. |
| Apps are crashing or freezing | Clear the app's cache (Settings > Apps > [App Name] > Storage & cache). Update the app. Restart the phone. |
| Battery drains quickly | Reduce screen brightness. Close unused apps. Disable GPS, Bluetooth, Wi-Fi when not in use. Check for background app activity. |
8. Specifications
Detailed technical specifications for the DOOGEE S41T Rugged Smartphone.
| Feature | Detail |
|---|---|
| Model | S41T |
| Operating System | Android 13 |
| Display | 5.5-inch IPS HD+ (720x1440 resolution), Corning Gorilla Glass |
| Processor | Spreadtrum T606 Octa Core |
| RAM | 8GB (4GB + 4GB Extended RAM) |
| Internal Storage | 64GB ROM |
| Expandable Storage | Up to 1TB via MicroSD card (not included) |
| Rear Camera | 13MP AI Triple Camera |
| Front Camera | 8MP |
| Battery | 6300mAh Lithium Ion |
| SIM Card | Dual Nano SIM (or 1 Nano SIM + 1 MicroSD) |
| Network | 4G LTE (FDD: B1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28A/28B/66; TDD: B38/40/41; WCDMA: B1/2/4/5/8; GSM: B2/3/5/8) |
| Connectivity | Wi-Fi, Bluetooth, NFC, GPS (GPS, GLONASS, Galileo, Beidou) |
| Durability | IP68 (Waterproof), IP69K (Dustproof), MIL-STD-810H (Drop-proof) |
| Dimensions | 7.62 x 4.07 x 2.2 inches (Package) |
| Weight | 1.1 pounds |

Image: Diagram illustrating the DOOGEE S41T's memory configuration: 8GB RAM (4GB + up to 4GB extended RAM) and 64GB ROM, with support for 1TB extended storage.

Image: Details of the DOOGEE S41T's 5.5-inch IPS HD+ display, featuring Corning Gorilla Glass, 720x1440 resolution, 580 nits brightness, and an 18:9 aspect ratio.
9. Warranty and Support
DOOGEE provides comprehensive support for your S41T smartphone:
- Warranty: 2-year free warranty from the date of purchase.
- Returns: 30-day money-back guarantee without reason.
- Customer Service: 24/7 professional support team available to assist with any issues.
For further assistance, please refer to the official DOOGEE website or contact their customer support directly.





