Introduction
This manual provides essential instructions for setting up, operating, maintaining, and troubleshooting your TJD MT-750 7.5-inch Android 12 Tablet. Please read this guide thoroughly to ensure proper use and to maximize your device's performance and longevity.
Package Contents
Upon unboxing your TJD MT-750 tablet, please verify that all the following items are included:
- TJD MT-750 7.5-inch Android 12 Tablet
- Quick Start Guide (User Manual)
- Power Adapter (Charger)
- USB Type-C Cable

Image: The TJD MT-750 tablet, along with its quick start guide, power adapter, and USB Type-C charging cable, as found in the product packaging.
Device Overview
Familiarize yourself with the physical components of your TJD MT-750 tablet:
- Power Button: Located on the side, used to turn the tablet on/off or wake/sleep the screen.
- Volume Buttons: Adjust audio output levels.
- USB Type-C Port: For charging and data transfer.
- Micro SD Card Slot: Allows for expandable storage up to 512GB.
- Front Camera: 2MP camera for video calls and selfies.
- Rear Camera: 8MP camera for capturing photos and videos.
- Dual Speakers: Provide stereo audio output.

Image: The TJD MT-750 tablet highlighting its 2MP front camera for video calls and 8MP rear camera for photography.
Setup
1. Charging the Tablet
Before first use, fully charge your tablet. Connect the USB Type-C cable to the tablet's charging port and the other end to the provided power adapter. Plug the adapter into a wall outlet. The battery indicator on the screen will show charging status.
2. Powering On/Off
- To Power On: Press and hold the Power button until the TJD logo appears on the screen.
- To Power Off: Press and hold the Power button until a power menu appears. Select "Power off" and confirm.
- To Sleep/Wake: Briefly press the Power button to turn the screen off or on without powering down the device.
3. Initial Configuration
The first time you power on your tablet, you will be guided through a setup wizard:
- Language Selection: Choose your preferred language.
- Wi-Fi Connection: Select your Wi-Fi network and enter the password to connect to the internet.
- Google Account: Sign in with your existing Google account or create a new one. This is necessary to access Google Play Store and other Google services.
- Follow the on-screen prompts to complete the setup, including setting up screen lock, date, and time.
Operating Instructions
1. Basic Navigation
The TJD MT-750 tablet uses a touch-sensitive screen for navigation:
- Tap: To select an item or open an app.
- Swipe: To scroll through lists or switch between home screens.
- Pinch: To zoom in or out on images and web pages.
- Long Press: To access contextual menus or move app icons.
2. Connecting to Wi-Fi
To connect to a Wi-Fi network:
- Go to Settings > Network & internet > Wi-Fi.
- Toggle Wi-Fi On.
- Select your desired network from the list of available networks.
- Enter the network password if prompted, then tap Connect.
3. Bluetooth Pairing
To pair with Bluetooth devices (e.g., headphones, speakers):
- Go to Settings > Connected devices > Bluetooth.
- Toggle Bluetooth On.
- Ensure your Bluetooth device is in pairing mode.
- Select the device from the list of available devices and follow any on-screen prompts to complete pairing.
4. Installing and Managing Applications
Your TJD MT-750 tablet is GMS certified, providing full access to the Google Play Store:
- To Install Apps: Open the Play Store app, search for your desired application, and tap Install.
- To Uninstall Apps: Long-press the app icon on the home screen or app drawer, then drag it to the "Uninstall" option, or go to Settings > Apps > select the app > Uninstall.

Image: The TJD MT-750 tablet showcasing the YouTube application, demonstrating its GMS certification and access to Google services.
5. Camera Usage
To use the tablet's cameras:
- Open the Camera app.
- Tap the shutter button to take a photo.
- Switch between front (2MP) and rear (8MP) cameras using the camera switch icon.
- Select video mode to record videos.
6. Storage Management
Your tablet comes with 64GB of internal storage, expandable up to 512GB via a Micro SD card.
- To Check Storage: Go to Settings > Storage to view internal and external storage usage.
- To Insert Micro SD Card: Locate the SD card slot on the side of the tablet, gently insert the card until it clicks into place.
7. Battery Management
The 4000 mAh battery provides up to 8 hours of usage. To optimize battery life:
- Reduce screen brightness.
- Turn off Wi-Fi and Bluetooth when not in use.
- Close unused applications running in the background.
- Enable Battery Saver mode in Settings > Battery.

Image: The TJD MT-750 tablet displaying various applications and estimated battery life for activities such as gaming, video playback, and music.
Maintenance
1. Cleaning Your Tablet
To keep your tablet in optimal condition:
- Use a soft, lint-free cloth to clean the screen and body.
- Avoid using harsh chemicals, abrasive cleaners, or aerosol sprays.
- Do not allow moisture to enter openings.
2. Software Updates
Regularly check for software updates to ensure your tablet has the latest features and security patches:
- Go to Settings > System > System update.
- Follow the on-screen instructions to download and install any available updates.
3. Storage Optimization
To maintain smooth performance, manage your tablet's storage:
- Regularly clear app cache: Settings > Apps > select app > Storage & cache > Clear cache.
- Uninstall unused applications.
- Transfer large files (photos, videos) to an SD card or cloud storage.
Troubleshooting
Here are solutions to common issues you might encounter:
Tablet Not Turning On
- Ensure the tablet is sufficiently charged. Connect it to the charger for at least 30 minutes.
- Perform a forced restart by pressing and holding the Power button for 10-15 seconds.
Wi-Fi Connection Issues
- Check if Wi-Fi is enabled in Settings.
- Verify the Wi-Fi password.
- Restart your Wi-Fi router and the tablet.
- Forget the network and reconnect: Settings > Network & internet > Wi-Fi > tap network name > Forget.
Slow Performance or Apps Crashing
- Close all background applications.
- Clear app cache (see Storage Optimization section).
- Ensure sufficient free storage space.
- If issues persist, consider a factory reset (Settings > System > Reset options > Erase all data (factory reset)). Warning: This will erase all data on your tablet. Back up important data first.
Specifications
| Feature | Specification |
|---|---|
| Model Name | TJD MT-750 |
| Operating System | Android 12.0 |
| Processor | Quad-core 64-bit 1.6 GHz |
| RAM | 4GB (2GB physical + 2GB virtual) |
| Internal Storage | 64GB |
| Expandable Storage | Up to 512GB via Micro SD card |
| Display Size | 7.5 inches |
| Display Resolution | 1440 x 1080 IPS |
| Front Camera | 2MP |
| Rear Camera | 8MP |
| Wi-Fi | IEEE 802.11b/g/n 2.4GHz |
| Bluetooth | Bluetooth 4.0 |
| Battery | 4000 mAh Lithium-ion (up to 8 hours usage) |
| Charging Port | USB Type-C |
| Dimensions (L x W x H) | 18.5 x 13.5 x 0.8 cm |
| Weight | 330 grams |
| Special Features | Fast Charging, Stereo Speakers, Expandable Storage |
Warranty Information
The TJD MT-750 Android tablet comes with a 24-month warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. It does not cover damage caused by misuse, accidents, unauthorized repairs, or normal wear and tear.
Please retain your proof of purchase for warranty claims. For any warranty-related inquiries, please contact customer support.
Customer Support
If you encounter any issues not covered in this manual or require further assistance, please contact TJD customer support. We are committed to providing 24/7 service for our products.
For the most up-to-date support information, including contact details and FAQs, please visit the official TJD website or refer to the contact information provided with your purchase.