HUAWEI P10 Lite (Model: 51091CJY)
Huawei P10 Lite User Manual
Model: P10 Lite (Model: 51091CJY)
Introduction
This manual provides essential information for the proper use, setup, and maintenance of your Huawei P10 Lite smartphone. Please read this manual thoroughly before operating your device to ensure optimal performance and longevity.

Figure 1: Front view of the Huawei P10 Lite, showcasing its display and sleek design.
Setup
1. Unboxing and Initial Inspection
Upon opening the package, verify that all components are present and undamaged. The standard package contents include:
- Huawei P10 Lite Smartphone
- SIM Tray Ejector
- Charging Adapter (may vary by region)
- USB Cable
- Headphones (may vary by region)
- Quick Start Guide
- Safety Information
2. Inserting the SIM Card and microSD Card
The Huawei P10 Lite supports a single Nano-SIM card and a microSD card for expandable storage up to 256GB. Follow these steps to insert the cards:
- Locate the SIM card tray on the side of the device.
- Insert the SIM tray ejector tool into the small hole next to the tray and push gently until the tray pops out.
- Carefully pull out the tray.
- Place the Nano-SIM card into the designated slot with the gold contacts facing down.
- If using a microSD card, place it into the microSD card slot.
- Gently push the tray back into the device until it is flush with the side.

Figure 2: Rear view of the Huawei P10 Lite, highlighting the fingerprint sensor and camera module. The SIM tray is located on the side not visible in this image.
3. Charging the Battery
Before first use, it is recommended to fully charge the device battery. The Huawei P10 Lite is equipped with a non-removable Li-Po 3000 mAh battery.
- Connect the USB cable to the charging adapter.
- Plug the adapter into a power outlet.
- Connect the other end of the USB cable to the USB port on your phone.
- The charging indicator will appear on the screen.
4. Powering On and Initial Configuration
To power on your device, press and hold the Power button located on the right side of the phone until the Huawei logo appears.

Figure 3: Side view of the Huawei P10 Lite, illustrating the placement of the power button and volume controls.
Follow the on-screen prompts to complete the initial setup, which includes selecting your language, connecting to a Wi-Fi network, and setting up your Google account.
Operating Your Device
1. Basic Navigation
The Huawei P10 Lite operates on Android 7.0 (Nougat) with Huawei's EMUI interface. Navigation is primarily touch-based:
- Tap: Select an item or open an application.
- Swipe: Scroll through screens or lists.
- Pinch: Zoom in or out on photos and web pages.
- Long Press: Access contextual menus or move icons.
2. Making Calls and Sending Messages
To make a call, open the Phone app and dial the number or select a contact. To send a message, open the Messaging app and compose a new message.
3. Camera Functions
The device features a rear camera and a front camera. Open the Camera app to capture photos and videos. Various modes and settings are available for different shooting conditions.

Figure 4: Angled front view of the Huawei P10 Lite, providing a perspective of its slim profile and screen.
4. Connectivity
The Huawei P10 Lite supports various connectivity options:
- Wi-Fi: Connect to wireless networks for internet access.
- Bluetooth: Pair with other Bluetooth-enabled devices like headphones or speakers.
- Mobile Data (4G/LTE): Access the internet via your cellular network. Ensure your SIM card is active and has a data plan.
- GPS: Utilize location services for navigation and location-based apps.
Maintenance
1. Cleaning Your Device
To maintain the appearance and functionality of your Huawei P10 Lite:
- Use a soft, lint-free cloth to wipe the screen and body.
- Avoid using abrasive cleaners, solvents, or aerosol sprays.
- Do not expose the device to excessive moisture.
2. Software Updates
Regularly check for and install software updates to ensure your device has the latest features, security patches, and performance improvements. You can usually find this option in the device's Settings menu under "System" or "About phone."
3. Battery Care
To prolong battery life:
- Avoid extreme temperatures.
- Do not let the battery completely drain frequently.
- Use the original charger and cable provided with the device.
Troubleshooting
This section addresses common issues you might encounter with your Huawei P10 Lite.
1. Device Not Powering 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 perform a forced restart.
2. Poor Network Signal or No Service
- Check if the SIM card is correctly inserted.
- Ensure you are within network coverage.
- Restart the device.
- Verify that "Airplane mode" is not enabled.
3. Apps Crashing or Freezing
- Close and reopen the app.
- Clear the app's cache and data in Settings > Apps.
- Ensure the app is updated to its latest version.
- Restart the device.
4. Battery Draining Quickly
- Reduce screen brightness.
- Disable unused features like Wi-Fi, Bluetooth, GPS when not needed.
- Identify and close power-intensive apps running in the background.
- Check for recent software updates.
Specifications
Below are the key technical specifications for the Huawei P10 Lite:
| Feature | Specification |
|---|---|
| Model Name | P10 Lite |
| Item Model Number | 51091CJY |
| Operating System | Android 7.0 (Nougat) |
| Processor | HiSilicon Kirin 658, Octa-core (4x2.1 GHz Cortex-A53 & 4x1.7 GHz Cortex-A53) |
| Display Size | 5.2 Inches |
| Display Type | LTPS IPS LCD capacitive touchscreen |
| Resolution | 1080 x 1920 pixels |
| Internal Storage | 32 GB |
| RAM | 3 GB (Note: Some specifications list 4GB or 6GB RAM, but the feature bullets state 3GB RAM for this model.) |
| Expandable Storage | Up to microSD 256GB |
| Battery Capacity | 3000 mAh (Non-removable Li-Po) |
| Product Dimensions | 0.28 x 2.83 x 5.77 inches |
| Item Weight | 5.1 ounces (146 Grams) |
| Connectivity | Wi-Fi, Bluetooth, GPS, 4G LTE |
| Audio Jack | 3.5 mm |
| Color | Black |
Warranty and Support
For warranty information and customer support, please refer to the warranty card included in your product packaging or visit the official Huawei support website. Keep your proof of purchase for warranty claims.
Online Support: consumer.huawei.com/en/support/
Please note that warranty terms and conditions may vary by region and retailer.
Important Safety Information
Always follow basic safety precautions when using this product to reduce the risk of injury, fire, or damage to the device. Refer to the separate Safety Information guide for detailed instructions.
- Do not disassemble or modify the device.
- Use only approved chargers and accessories.
- Avoid exposing the device to extreme temperatures or direct sunlight for prolonged periods.
- Dispose of the device and its battery responsibly according to local regulations.
Official Product Videos
No official product videos from the seller were found for this model in the provided data.
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