Introduction
This user manual provides detailed instructions for the DOOGEE Tab E3 Android 15 Tablet. It covers essential information regarding product setup, operation, maintenance, and troubleshooting to ensure optimal performance and user experience. The DOOGEE Tab E3 is an 11-inch Android 15 tablet featuring a Helio G100 octa-core processor, 32GB RAM, 256GB internal storage (expandable), an 8800mAh battery, and a 90Hz FHD+ display.
Package Contents
Verify that all items are present in the package before proceeding with setup.
- 1* DOOGEE Tab E3 Tablet
- 1* Type-C USB Cable
- 1* Charger
- 1* Card Removal Needle
- 1* User Manual

Image: Contents of the DOOGEE Tab E3 retail package, including the tablet, charger, USB cable, card removal tool, and user manual.
Setup
1. Initial Charging
Before first use, fully charge your DOOGEE Tab E3 tablet using the provided Type-C USB cable and charger. Connect the charger to a power outlet and the USB cable to the tablet's charging port. The battery indicator on the screen will show charging progress.

Image: Illustration of the DOOGEE Tab E3's 8800mAh battery capacity, highlighting its long-lasting performance compared to standard tablets.
2. Power On/Off
- Power On: Press and hold the Power button until the DOOGEE logo appears.
- Power Off: Press and hold the Power button, then select 'Power off' from the options on the screen.
- Restart: Press and hold the Power button, then select 'Restart' from the options.
3. SIM Card and TF Card Installation
The DOOGEE Tab E3 supports dual SIM cards or one SIM card and one TF (microSD) card for expanded storage.
- Locate the SIM/TF card tray on the side of the tablet.
- Insert the provided card removal needle into the small hole next to the tray to eject it.
- Carefully place your Nano-SIM card(s) and/or TF card into the designated slots on the tray. Ensure correct orientation.
- Gently push the tray back into the tablet until it clicks into place.

Image: Diagram showing the dual card slots of the DOOGEE Tab E3, illustrating how to insert two SIM cards or one SIM card and one TF card for 4G LTE connectivity and expandable storage.
4. Initial Setup Wizard
Upon first power-on, follow the on-screen instructions to complete the initial setup:
- Select your language and region.
- Connect to a Wi-Fi network.
- Sign in with your Google account or create a new one.
- Set up screen lock (PIN, pattern, password, or Face ID).
- Review and accept terms and conditions.
Operating Instructions
1. Basic Navigation
The DOOGEE Tab E3 uses standard Android touch gestures:
- Tap: Select an item or open an app.
- Swipe: Scroll through screens or lists.
- Pinch: Zoom in or out on images and web pages.
- Long Press: Access contextual menus or move icons.
2. Display Settings
The 11-inch FHD+ IPS display offers a 90Hz refresh rate for smooth visuals.
- Brightness: Adjust screen brightness from the Quick Settings panel or in Settings > Display.
- Eye-Caring Mode: Reduces blue light emission to minimize eye strain. Activate in Settings > Display.
- Dark Mode: Changes the system interface to a darker theme, ideal for low-light conditions. Activate in Settings > Display.
- Refresh Rate: The 90Hz refresh rate provides a fluid visual experience. This can be managed in Settings > Display.

Image: A visual representation of the DOOGEE Tab E3's 11-inch FHD+ IPS display, highlighting its 1920x1200 resolution, 16:10 aspect ratio, 83.3% screen-to-body ratio, and 16.7 million screen colors.

Image: An animated graphic illustrating the smooth motion provided by the 90Hz screen refresh rate on the DOOGEE Tab E3, enhancing the user experience across various scenarios.

Image: A split image demonstrating the Eye-Caring Mode and Dark Mode features on the DOOGEE Tab E3, designed to gently protect eyesight and soften light for night use.
3. Connectivity
- Wi-Fi: Connect to 2.4G or 5G Wi-Fi networks via Settings > Network & internet > Wi-Fi.
- Bluetooth: Pair with Bluetooth 5.2 devices (headphones, keyboards, etc.) via Settings > Connected devices > Bluetooth.
- 4G LTE: If a SIM card is installed, enable mobile data in Settings > Network & internet > Mobile network.

Image: Graphic illustrating the benefits of Dual-Band WiFi (2.4G/5G) on the DOOGEE Tab E3, including low latency, anti-congestion, wide coverage, low power consumption, and high speed for uninterrupted streaming and gaming.
4. Cameras
The tablet is equipped with a 13MP main camera and a 5MP front camera.
- Taking Photos: Open the Camera app and tap the shutter button.
- Recording Videos: Switch to video mode in the Camera app and tap the record button. The tablet supports 2K video recording.
- Front Camera: Use for selfies and video calls.

Image: A visual showcasing the DOOGEE Tab E3's 13MP main camera, emphasizing its ability to capture sharp photos with clarity.

Image: A visual demonstrating the DOOGEE Tab E3's 5MP front camera, suitable for perfect selfies and video calls.

Image: A visual representing the 2K video recording capability of the DOOGEE Tab E3, allowing users to capture high-resolution video content.
5. Audio
The DOOGEE Tab E3 features premium 1217 BOX dual speakers for clear sound and a 3.5mm headphone jack.
- Volume Control: Use the volume buttons on the side of the tablet or adjust in Settings > Sound & vibration.
- Headphone Jack: Connect wired headphones for private listening.

Image: An illustration of the DOOGEE Tab E3 tablet with sound waves emanating from its sides, representing the premium 1217 BOX dual speakers for enhanced audio experience.
6. Gemini AI Features
The tablet integrates Gemini AI for enhanced functionality.
- Content Creation: Utilize AI for assistance in generating creative content.
- Information Retrieval & Summarization: Quickly find and summarize information.
- Image Analysis: AI-powered analysis of images.
- Code Development: Assistance for coding tasks.
- Language Learning: Tools to aid in language acquisition.
- Smart Assistant: General AI assistance for daily tasks.
- Gemini Live: Live interaction and task assistance.
- Gemini Deep Research: Boosts analysis and deepens insights.

Image: A graphic displaying the various functions of the built-in Gemini AI on the DOOGEE Tab E3, including content creation, information retrieval, image analysis, code development, language learning, smart assistant, Gemini Live, and Gemini Deep Research.

Image: A screenshot of the Gemini Live interface on the DOOGEE Tab E3, showing conversational interaction and task assistance features.

Image: A screenshot of the Gemini Deep Research feature on the DOOGEE Tab E3, indicating its capability to boost analysis and deepen insights.
7. Multitasking
Utilize the split-screen feature for efficient multitasking.
- Open an app.
- Swipe up from the bottom of the screen and hold to access recent apps.
- Tap the app icon at the top of an app's card and select 'Split screen'.
- Choose a second app to use alongside the first.

Image: A visual representation of the DOOGEE Tab E3 displaying two applications side-by-side in split-screen mode, demonstrating efficient multitasking.
8. Security
- Face ID: Set up facial recognition for effortless unlocking in Settings > Security & privacy > Face unlock.
- Privacy Shield: Android 15 offers robust privacy controls. Manage app permissions and privacy settings in Settings > Security & privacy.

Image: A visual depicting a person unlocking the DOOGEE Tab E3 using facial recognition, illustrating the effortless access provided by this feature.

Image: A graphic illustrating the Fortified Privacy Shield of the DOOGEE Tab E3, highlighting features like precision permission control, robust data encryption, timely security patches, and proactive app screening for unbreachable security.
9. Navigation System
The tablet includes a precise navigation system with support for GPS, Glonass, Galileo, and Beidou.
- Using GPS: Enable location services in Settings > Location and use navigation apps for directions.

Image: A visual showing a person using the DOOGEE Tab E3 for navigation in a car, emphasizing its precise navigation system with GPS, Glonass, Galileo, and Beidou support.
10. Battery Management
The 8800mAh battery provides extended usage. The tablet also supports OTG reverse charging.
- OTG Reverse Charging: Connect a compatible OTG cable to the tablet to charge other devices like earbuds or phones.
- Battery Optimization: Manage battery usage in Settings > Battery to extend battery life.
Maintenance
1. Cleaning the Device
Use a soft, lint-free cloth to clean the screen and body of the tablet. Avoid using harsh chemicals or abrasive materials.
2. Software Updates
Regularly check for and install system updates to ensure your tablet has the latest features and security patches. Go to Settings > System > System update.
3. Storage Management
To maintain optimal performance, regularly manage your tablet's storage:
- Delete unnecessary files and apps.
- Clear cache data for apps.
- Move large files to a TF card (if installed) or cloud storage.
4. Battery Care
- Avoid exposing the tablet to extreme temperatures.
- Do not let the battery completely drain frequently.
- Use the original charger and cable for optimal charging.
Troubleshooting
If you encounter issues with your DOOGEE Tab E3, refer to the following common solutions:
Device Not Turning On
- Ensure the battery is charged. Connect the charger and wait a few minutes before attempting to power on.
- Press and hold the Power button for at least 10-15 seconds to force a restart.
Wi-Fi Connectivity Issues
- Toggle Wi-Fi off and on in Quick Settings or Settings > Network & internet > Wi-Fi.
- Restart your Wi-Fi router.
- Forget the network and reconnect.
Slow Performance
- Close unused background applications.
- Clear app cache (Settings > Apps > [App Name] > Storage & cache > Clear cache).
- Ensure sufficient storage space is available.
- Restart the tablet.
Factory Reset
Warning: A factory reset will erase all data on your tablet. Back up important data before proceeding.
If problems persist, you may perform a factory reset:
- Go to Settings > System > Reset options.
- Select 'Erase all data (factory reset)'.
- Confirm your decision and follow the on-screen prompts.
Specifications
| Feature | Detail |
|---|---|
| Model Name | Tab E3 |
| Operating System | Android 15 |
| Processor | Helio G100 Octa-Core |
| RAM | 32GB (8GB physical + 24GB expansion) |
| Internal Storage | 256GB (expandable up to 2TB via TF card) |
| Display Size | 11 Inches |
| Display Type | FHD+ IPS |
| Max Screen Resolution | 1920*1200 Pixels |
| Refresh Rate | 90Hz |
| Battery Capacity | 8800mAh |
| Main Camera | 13MP |
| Front Camera | 5MP |
| Connectivity | 4G LTE, Dual SIM, Wi-Fi 2.4G/5G, Bluetooth 5.2, GPS, Glonass, Galileo, Beidou |
| Dimensions (LxWxH) | 10.11 x 6.64 x 0.29 inches |
| Item Weight | 1.9 pounds |
Warranty Information
For detailed warranty terms and conditions, please refer to the warranty card included with your product or visit the official DOOGEE website. Keep your proof of purchase for warranty claims.
Support
If you require further assistance or have questions not covered in this manual, please visit the official DOOGEE support page or contact customer service.
Official DOOGEE Store: DOOGEE Store on Amazon





