1. Introduction
Welcome to the OUKITEL C61 PRO Smartphone user manual. This guide provides essential information to help you set up, operate, and maintain your new device. The OUKITEL C61 PRO is a powerful smartphone featuring Android 15, a large 6.88-inch HD+ 90Hz display, a 5150mAh battery, and versatile camera capabilities. Please read this manual carefully to ensure optimal performance and longevity of your device.

Figure 1.1: OUKITEL C61 PRO Smartphone, showcasing its sleek design and key specifications like Android 15, 24GB RAM, and 256GB ROM.
2. What's in the Box
Upon unboxing your OUKITEL C61 PRO, please verify that all the following items are included:
- 1 x OUKITEL C61 PRO Smartphone
- 1 x Charger
- 1 x Type-C Cable
- 1 x Transparent Protective Case
- 1 x SIM Ejector Tool
- 1 x Warranty Card and Instructions

Figure 2.1: Packaging list for the OUKITEL C61 PRO, including the phone, charger, cable, case, SIM ejector, and documentation.
3. Product Overview
3.1 Device Layout
Familiarize yourself with the physical components of your OUKITEL C61 PRO:
- Front Camera: For selfies and video calls.
- Display: 6.88-inch HD+ In-Cell screen with 90Hz refresh rate.
- Volume Buttons: Adjust media volume and ringtone volume.
- Power Button/Fingerprint Sensor: Power on/off, lock/unlock screen, and fingerprint recognition.
- SIM/SD Card Tray: Insert Nano-SIM cards and a MicroSD card.
- USB Type-C Port: For charging and data transfer. Supports OTG.
- Main Camera: 13MP rear camera for high-quality photos and videos.
- Speaker: For audio output.

Figure 3.1: Overview of OUKITEL C61 PRO features, including Android 15, display, memory, NFC, fingerprint, GPS, OTG, and Dual SIM capabilities.
4. Setup
4.1 Installing SIM and MicroSD Cards
- Locate the SIM card tray on the side of the phone.
- Insert the SIM ejector tool into the small hole next to the tray and push gently until the tray pops out.
- Place your Nano-SIM card(s) and/or MicroSD card into the designated slots on the tray. Ensure the gold contacts face downwards.
- Carefully push the tray back into the phone until it is flush with the side.
4.2 Initial Power On and Setup
- Press and hold the Power button until the OUKITEL logo appears.
- Follow the on-screen prompts to select your language, connect to Wi-Fi, and set up your Google account.
- Configure security features such as Face ID or fingerprint unlock for enhanced protection.

Figure 4.1: Illustration of SIM and MicroSD card installation, along with Face ID and side fingerprint sensor.
5. Operating Instructions
5.1 Basic Functions
- Power On/Off: Press and hold the Power button. Select 'Power off' or 'Restart'.
- Screen Lock/Unlock: Briefly press the Power button. Use your set unlock method (PIN, pattern, fingerprint, Face ID).
- Volume Adjustment: Use the Volume Up/Down buttons on the side of the device.
5.2 Calls and Messaging
- Making Calls: Open the 'Phone' app, enter the number, and tap the call icon.
- Sending Messages: Open the 'Messages' app, tap 'Start chat', enter recipient and message.
5.3 Internet and Connectivity
- Wi-Fi: Go to Settings > Network & internet > Wi-Fi to connect to available networks.
- Mobile Data: Go to Settings > Network & internet > Mobile network to enable/disable mobile data.
- Bluetooth: Go to Settings > Connected devices > Connection preferences > Bluetooth to pair with other devices.
- NFC: Enable NFC in Settings > Connected devices > Connection preferences > NFC for contactless payments and data exchange.
5.4 Camera Usage
The OUKITEL C61 PRO features a 13MP main camera and a 5MP front camera.
- Open the 'Camera' app.
- Switch between front and rear cameras using the camera switch icon.
- Tap the shutter button to take a photo or hold it to record a video.
- Explore various modes like Panorama, Portrait, Beauty, and HDR for different shooting scenarios.

Figure 5.1: The 13MP main camera of the OUKITEL C61 PRO, designed to capture clear and detailed images.

Figure 5.2: The 5MP front camera, ideal for selfies and video calls, offering various modes for creative photography.
6. Maintenance
6.1 Cleaning Your Device
- Use a soft, lint-free cloth to clean the screen and body of the phone.
- Avoid using harsh chemicals, abrasive cleaners, or aerosol sprays.
- Do not expose the device to excessive moisture.
6.2 Battery Care
- To prolong battery life, avoid extreme temperatures.
- Use only the original charger and cable provided with the device.
- Avoid fully discharging the battery frequently.

Figure 6.1: The 5150mAh battery of the OUKITEL C61 PRO, providing extended usage times for calls, music, and web browsing.
7. Troubleshooting
If you encounter issues with your OUKITEL C61 PRO, try the following solutions:
| Problem | Possible Solution |
|---|---|
| Device won't turn on | Ensure the battery is charged. Connect to the charger for at least 10 minutes before attempting to power on. |
| Apps are slow or crashing | Close background apps. Clear app cache (Settings > Apps > [App Name] > Storage > Clear cache). Restart the device. |
| Cannot connect to Wi-Fi | Ensure Wi-Fi is enabled. Restart your router. Forget the network and reconnect. |
| Poor call quality | Check network signal strength. Move to an area with better reception. Ensure nothing is blocking the microphone or speaker. |
| Fingerprint sensor not working | Ensure your finger is clean and dry. Re-register your fingerprint in Settings > Security > Fingerprint. |
8. Specifications
Detailed technical specifications for the OUKITEL C61 PRO Smartphone:
| Feature | Detail |
|---|---|
| Model | OUKITEL C61 PRO |
| Operating System | Android 15.0 |
| RAM | 24GB (8GB physical + 16GB virtual) |
| Internal Storage (ROM) | 256GB |
| Expandable Storage | Up to 1TB via MicroSD card |
| Display Size | 6.88 inches |
| Display Type | HD+ In-Cell LCD |
| Display Resolution | 1640 x 720 pixels |
| Refresh Rate | 90Hz |
| Main Camera | 13MP |
| Front Camera | 5MP |
| Battery Capacity | 5150mAh (Lithium-ion) |
| Charging Port | USB Type-C |
| Connectivity | 4G Dual SIM, Wi-Fi, Bluetooth 5.0, NFC, OTG |
| Navigation | GPS+GLONASS+Beidou+Galileo |
| Security Features | Face ID, Side Fingerprint Sensor |
| Dimensions | 17.07 x 7.96 x 0.95 cm |
| Weight | 480 grams |

Figure 8.1: Detailed view of the OUKITEL C61 PRO's memory configuration, highlighting 24GB RAM (8GB physical + 16GB virtual) and 256GB ROM, expandable up to 1TB.

Figure 8.2: The 6.88-inch HD+ In-Cell display with a 90Hz refresh rate, offering smooth visuals and responsive touch.
9. Warranty and Support
OUKITEL provides comprehensive support for your C61 PRO Smartphone:
- Warranty: 2 years official OUKITEL warranty.
- Returns: 30 days no-reason return policy.
- Technical Support: Continuous technical support available.
- Customer Service: 24/7 online customer assistance.
For further assistance, please refer to the warranty card included in your package or visit the official OUKITEL support website.





