Introduction
This manual provides essential information for setting up, operating, and maintaining your OPPO A5X 4G smartphone. The OPPO A5X 4G is a robust smartphone featuring a 6.67-inch HD+ 90Hz LCD with Splash Touch technology, a 32MP rear camera, and a 6000mAh battery with 45W SuperVOOC fast charging. It is powered by Qualcomm Snapdragon 6s 4G Gen1 and runs on Android 14 with ColorOS 14.
What's in the Box
Please check the contents of your product package. If any items are missing or damaged, contact your retailer.
- OPPO A5X 4G Smartphone
- Phone Case
- Power Adapter
- USB Cable
- SIM Tray Ejector
- Screen Protector
Setup
1. Physical Overview
Familiarize yourself with the key components of your OPPO A5X 4G smartphone.

Front view showing the display and front camera.

Back view displaying the dual camera module and OPPO branding.

Bottom view showing the USB-C port, speaker, and 3.5mm audio jack.
2. SIM Card and microSD Card Installation
- 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 press firmly until the tray pops out.
- Place your Nano-SIM cards (up to two) and/or a microSD card into the designated slots on the tray. Ensure the gold contacts face downwards.
- Carefully reinsert the tray into the phone until it clicks into place.
3. Initial Charging and Power On
- Connect the USB cable to the phone's USB-C port and the power adapter. Plug the adapter into a power outlet.
- Allow the phone to charge for at least 30 minutes before first use. The 45W SuperVOOC fast charging ensures quick power-up.
- To power on, press and hold the Power button (located on the right side) until the OPPO logo appears.
- Follow the on-screen prompts to complete the initial setup, including language selection, Wi-Fi connection, and Google account setup.
Operating Your Device
1. Display and Navigation
Your OPPO A5X 4G features a 6.67-inch HD+ 90Hz LCD display with 1000 nits peak brightness for clear visibility even in bright conditions. The Splash Touch feature allows for smooth operation even with water or oil on the screen.
- Touch Gestures: Swipe, tap, pinch-to-zoom for navigation and interaction.
- Buttons: Power button (right side) for power on/off and screen lock. Volume buttons (left side) for adjusting volume.
- Operating System: Runs on Android 14 with ColorOS 14, offering a user-friendly interface and customization options.

Key features of the OPPO A5X 4G, including IP65 water resistance, military-grade durability, 1000 nits display, 6000mAh battery, and glove touch functionality.
2. Camera Functions
Capture high-quality photos and videos with the 32MP Ultra-Clear Rear camera and 5MP Front Selfie Camera.
- Launching Camera: Tap the Camera icon on the home screen or lock screen.
- Modes: Switch between Photo, Video, Portrait, Night, and other modes.
- AI Features: Utilize AI Eraser, AI Smart Image Matting, and AI Clarity Enhancer for enhanced photography.
- Dual-View Mode: Record videos simultaneously using both front and rear cameras.
3. Connectivity
- 4G Network: Insert your SIM card(s) to access 4G mobile data.
- Wi-Fi: Go to Settings > Wi-Fi to connect to available wireless networks.
- Bluetooth: Go to Settings > Bluetooth to pair with Bluetooth devices like headphones or speakers.
- GPS: The device supports GPS for location services and navigation.
Maintenance
1. Cleaning Your Device
- Use a soft, lint-free cloth to wipe the screen and body.
- Avoid using harsh chemicals or abrasive materials.
- For ports, use a soft brush to gently remove dust.
2. Software Updates
Regularly check for and install software updates to ensure optimal performance, security, and access to new features. Go to Settings > About device > Up to date to check for updates.
3. Battery Care
- Avoid extreme temperatures.
- Use the original 45W SuperVOOC charger for efficient and safe charging.
- Do not let the battery completely drain frequently.
4. Durability and Protection
The OPPO A5X 4G features a MIL-STD Shock Resistance Certified body and IP65 Water & Dust Resistance. While durable, avoid intentional exposure to harsh conditions.
Troubleshooting
If you encounter issues with your device, refer to the following common solutions:
| Problem | Solution |
|---|---|
| Device not turning on | Ensure the battery is charged. Press and hold the Power button for at least 10 seconds to force restart. |
| Charging issues | Check the USB cable and power adapter for damage. Try a different power outlet. Ensure the charging port is clean. |
| Network connectivity problems | Check if SIM cards are correctly inserted. Restart the device. Go to Settings > Mobile network and ensure data is enabled. Try resetting network settings. |
| Apps crashing or freezing | Close and reopen the app. Clear the app's cache (Settings > Apps > [App Name] > Storage > Clear cache). Update the app from the Play Store. |
| Device overheating | Close background apps. Avoid using the device while charging or in direct sunlight. Reduce screen brightness. If persistent, contact support. |
Specifications
Detailed technical specifications for the OPPO A5X 4G (Model CPH2725).
| Feature | Detail |
|---|---|
| Model Number | CPH2725 |
| Operating System | Android 14, ColorOS 14 |
| Processor | Qualcomm Snapdragon 6s 4G Gen1 |
| RAM | 4 GB |
| Internal Storage | 64 GB |
| Display | 6.67-inch HD+ LCD, 90Hz, 1000 nits, Corning Gorilla Glass 7i, Splash Touch |
| Rear Camera | 32MP Ultra-Clear |
| Front Camera | 5MP |
| Battery Capacity | 6000mAh |
| Charging | 45W SuperVOOC Fast Charging |
| Connectivity | 4G, Wi-Fi, Bluetooth, GPS |
| SIM Support | Dual 4G SIM |
| Dimensions (LxWxH) | 16.5 x 7.6 x 0.8 cm |
| Weight | 194 g |
| Durability | MIL-STD Shock Resistance Certified, IP65 Water & Dust Resistance |
| What's in the box | Phone Case, Power Adapter, USB Cable, SIM Tray Ejector, Screen Protector |
Warranty and Support
Your OPPO A5X 4G smartphone comes with a standard manufacturer's warranty. For detailed warranty terms and conditions, please refer to the warranty card included in your product package or visit the official OPPO website.
For technical support, service, or further inquiries, please contact OPPO customer service. You can find contact information on the official OPPO website or in your product documentation.
- OPPO Official Website: www.oppo.com
- Customer Service: Refer to your regional OPPO support contact details.





