1. Introduction
This manual provides essential information for the proper setup, operation, and maintenance of your Truely Mini Smartphone XS19 Pro. Please read this manual thoroughly before using your device to ensure optimal performance and longevity.
2. Package Contents
Verify that all items listed below are present in your product package:
- Truely Mini Smartphone XS19 Pro
- USB Cable
- Phone Case
- Screen Protector
- SIM Tray Ejector
3. Device Overview
The Truely Mini Smartphone XS19 Pro features a compact design with a 3.88-inch display, offering portability and essential smartphone functionalities.

Figure 3.1: Front view of the Truely Mini Smartphone XS19 Pro, highlighting its 3.88-inch high-definition perforated screen with various application icons.
3.1 Key Features
- Display: 3.88-inch TFT Screen with 384 x 854 pixel resolution.
- Processor: MT6762 Octa-core 2.0GHz CPU.
- Operating System: Android 12.0.
- Connectivity: 4G LTE, Dual SIM support.
- Battery: 1950mAh Polymer Battery.
- Cameras: 2MP Front Camera, 5MP Rear Camera.
- Security: Face ID recognition.
4. Initial Setup
4.1 Charging the Device
Before first use, fully charge your smartphone. Connect the provided USB cable to the phone's charging port and the other end to a compatible USB power adapter (not included) or a computer's USB port.

Figure 4.1: The Truely Mini Smartphone XS19 Pro connected to a Type-C charger, displaying its charging status and battery percentage.
4.2 Installing SIM Card(s)
The device supports dual SIM cards. Use the provided SIM tray ejector tool to open the SIM card tray. Insert your Nano-SIM card(s) into the designated slots with the gold contacts facing down. Ensure the tray is securely closed.
4.3 Powering On/Off
- To Power On: Press and hold the Power button until the screen lights up.
- To Power Off: Press and hold the Power button, then select 'Power off' from the options on the screen.
4.4 Setting Up Face ID
For enhanced security, you can set up Face ID. Navigate to Settings > Security > Face Unlock and follow the on-screen instructions to register your face.

Figure 4.2: Illustration of the Face ID recognition feature on the Truely Mini Smartphone XS19 Pro, showing the facial scanning process for unlocking the device.
5. Basic Operation
5.1 Navigating Android 12
Your device runs on Android 12. Use gestures to navigate: swipe up from the bottom for the app drawer, swipe down from the top for notifications and quick settings, and tap icons to open applications.
5.2 Calls and Messaging
Use the Phone app to make calls and the Messages app to send and receive SMS/MMS messages. Ensure your SIM card is active and has network coverage.
5.3 Internet Connectivity
- Wi-Fi: Go to Settings > Network & internet > Wi-Fi to connect to available Wi-Fi networks.
- Mobile Data: Go to Settings > Network & internet > Mobile network to enable or disable mobile data.
5.4 Using the Camera
Open the Camera app to capture photos and videos. The device features a 2MP front camera and a 5MP rear camera. Tap the screen to focus and press the shutter button to take a picture.

Figure 5.1: A collage of images demonstrating the photographic capabilities of the Truely Mini Smartphone XS19 Pro's camera.
5.5 OTG Functionality
The Truely Mini Smartphone XS19 Pro supports On-The-Go (OTG) functionality, allowing you to connect USB devices such as flash drives for data transfer. Connect an OTG adapter (not included) to your phone's USB port, then connect your USB device.

Figure 5.2: The Truely Mini Smartphone XS19 Pro displaying a data transmission screen while connected to an external device via OTG.
5.6 Storage Management
Your device comes with ample internal storage (32GB/64GB/128GB options). You can expand storage up to 128GB using a microSD card (not included). Manage your storage in Settings > Storage.

Figure 5.3: The Truely Mini Smartphone XS19 Pro displaying multiple application screens, illustrating its capacity for apps and data.
6. Maintenance and Care
- Cleaning: Use a soft, lint-free cloth to clean the screen and body. Avoid harsh chemicals.
- Battery Care: Avoid extreme temperatures. Do not fully discharge the battery regularly.
- Software Updates: Regularly check for and install system updates to ensure optimal performance and security. Go to Settings > System > System update.
- Environmental Conditions: Keep the device away from water, dust, and direct sunlight.
7. Troubleshooting
If you encounter issues with your device, 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 again.
- Network Connectivity Issues:
- Check if your SIM card is correctly inserted and active.
- Verify that mobile data is enabled in settings.
- Restart the device.
- Contact your carrier to confirm service availability and compatibility.
- Apps Crashing or Freezing:
- Close and reopen the app.
- Clear the app's cache (Settings > Apps > [App Name] > Storage & cache > Clear cache).
- Update the app from the Google Play Store.
- Slow Performance:
- Close unnecessary background apps.
- Clear cache and temporary files.
- Ensure sufficient storage space is available.
- Factory Reset (Last Resort): If problems persist, you may need to perform a factory reset. This will erase all data on your device. Back up important data before proceeding. Go to Settings > System > Reset options > Erase all data (factory reset).
8. Specifications
Detailed technical specifications for the Truely Mini Smartphone XS19 Pro:

Figure 8.1: Representation of the multi-core processor, indicating the device's internal performance capabilities.
| Feature | Specification |
|---|---|
| Model Name | XS19 Pro |
| Operating System | Android 12.0 |
| Screen Size | 3.88 Inches |
| Display Resolution | 384 x 854 pixels |
| Processor | MT6762 Octa-core 2.0GHz |
| RAM Memory Installed Size | 3 GB / 4 GB / 6 GB (variant dependent) |
| Memory Storage Capacity | 32 GB / 64 GB / 128 GB (variant dependent) |
| Expandable Storage | Supports microSD cards up to 128GB (not included) |
| Battery Capacity | 1950 Milliamp Hours (Polymer Battery) |
| Front Camera | 2MP |
| Rear Camera | 5MP |
| Cellular Technology | 4G LTE (Multi-Band Support) |
| SIM Card Slot Count | Dual SIM |
| Wireless Carrier | Unlocked |
| Dimensions | 97.3 x 46.2 x 11.9mm |
| Security Features | Face ID |
| Other Features | OTG, Calculator, Alarm Clock, Calendar, Memo, Keyboard Lock |
9. Warranty and Support
9.1 Warranty Information
Your Truely Mini Smartphone XS19 Pro is covered by a limited warranty. Please refer to the warranty card included in your package or visit the official Truely website for detailed warranty terms and conditions.
9.2 Customer Support
For technical assistance, troubleshooting, or service inquiries, please contact Truely customer support through their official website or the contact information provided with your purchase documentation.





