1. Introduction
This manual provides essential information for the safe and efficient use of your Green Lion G-10 Ultra Tablet. Please read this manual thoroughly before operating the device and retain it for future reference.
2. Product Overview
The Green Lion G-10 Ultra Tablet is a versatile device designed for various digital tasks. It features a 10.1-inch display, 6GB RAM, 128GB internal storage, and a 5000mAh battery.

Image 2.1: Front view of the Green Lion G-10 Ultra Tablet, showcasing its 10.1-inch display.

Image 2.2: Front and back view of the Green Lion G-10 Ultra Tablet, illustrating its design and rear camera placement.
3. Setup
3.1. Unboxing
Carefully remove all items from the packaging. The box typically contains:
- Green Lion G-10 Ultra Tablet
- Charging Adapter
- USB Cable
- User Manual

Image 3.1: The retail packaging for the Green Lion G-10 Ultra Tablet.
3.2. Charging the Battery
Before first use, fully charge the tablet. Connect the USB cable to the tablet's charging port and the other end to the charging adapter. Plug the adapter into a power outlet. The battery indicator on the screen will show charging status.
3.3. Powering On/Off
- To Power On: Press and hold the Power button until the Green Lion logo appears.
- To Power Off: Press and hold the Power button, then select 'Power Off' from the options on the screen.
- To Restart: Press and hold the Power button, then select 'Restart' from the options on the screen.
3.4. Initial Setup
Upon first power-on, follow the on-screen prompts to:
- Select your preferred language.
- Connect to a Wi-Fi network.
- Set up your Google account (optional, but recommended for app downloads).
- Configure date, time, and other basic settings.
3.5. SIM Card / SD Card Installation
If your tablet supports cellular connectivity or expandable storage:
- Locate the SIM/SD card tray on the side of the tablet.
- Use the provided ejector tool to open the tray.
- Carefully place the Nano-SIM card(s) and/or microSD card into the designated slots.
- Gently push the tray back into the tablet until it clicks into place.
4. Operating the Tablet
4.1. Basic Navigation
The tablet uses a touchscreen interface. Common gestures include:
- Tap: To select an item or open an app.
- Swipe: To scroll through pages or lists.
- Pinch: To zoom in or out.
- Long Press: To access contextual menus or move icons.
4.2. Connecting to Wi-Fi
- Go to Settings > Network & internet > Wi-Fi.
- Toggle Wi-Fi On.
- Select your desired network from the list and enter the password if prompted.
4.3. Using Applications
Applications can be downloaded from the Google Play Store. Tap an app icon to open it. Swipe up from the bottom of the screen to return to the home screen or view recent apps.
4.4. Camera Functions
The tablet is equipped with both front and rear cameras. Open the Camera app to:
- Take photos.
- Record videos.
- Switch between front and rear cameras.
- Access various camera modes and settings.
4.5. Battery Management
To optimize battery life:
- Adjust screen brightness.
- Disable Wi-Fi, Bluetooth, or GPS when not in use.
- Close unused applications running in the background.
- Enable battery saver mode in Settings > Battery.
4.6. Storage Management
Regularly check your storage usage in Settings > Storage. Delete unnecessary files, uninstall unused apps, or move media to an external SD card (if installed) to free up space.
5. Maintenance
5.1. 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.
5.2. Software Updates
Periodically check for software updates to ensure optimal performance and security. Go to Settings > System > System update.
5.3. Data Backup
Regularly back up important data to a cloud service or an external storage device to prevent data loss.
6. Troubleshooting
If you encounter issues with your tablet, refer to the following common solutions:
- Tablet will not turn on: Ensure the battery is charged. Connect the tablet to its charger for at least 30 minutes before attempting to power on again.
- Screen is unresponsive: Try restarting the tablet. If unresponsive, press and hold the Power button for about 10-15 seconds to force a restart.
- Wi-Fi connection issues: Ensure Wi-Fi is enabled. Restart your Wi-Fi router. Forget the network in tablet settings and reconnect.
- Apps crashing: Clear the cache for the problematic app (Settings > Apps > [App Name] > Storage > Clear cache). If the issue persists, uninstall and reinstall the app.
- Slow performance: Close background applications. Clear unnecessary files and data. Consider a factory reset as a last resort (back up data first).
7. Specifications
| Feature | Specification |
|---|---|
| Model Number | GNTABG10UGY |
| Operating System | Android |
| Display Size | 10.1 Inches |
| Display Resolution | 1280 x 800 pixels |
| RAM | 6 GB (implied from 6GB+128GB) |
| Storage Capacity | 128 GB |
| Battery Capacity | 5000 mAh |
| Wireless Connectivity | Wi-Fi, Cellular |
| Camera Features | Front, Rear |
| Product Dimensions | 10 x 3 x 3 cm |
| Item Weight | 100 g |
8. Warranty and Support
The Green Lion G-10 Ultra Tablet is covered by a standard manufacturer's warranty against defects in materials and workmanship. The duration and terms of the warranty may vary by region and retailer. Please refer to the warranty card included with your product or visit the official Green Lion website for detailed warranty information and support options.
For technical assistance, troubleshooting beyond this manual, or warranty claims, please contact Green Lion customer support through their official channels. Keep your proof of purchase for warranty validation.



