DOOGEE N55 Plus User Manual
Model: N55 Plus
1. Product Overview
The DOOGEE N55 Plus is a powerful and versatile Android 14 smartphone designed for seamless performance and extensive connectivity. With its large display, robust battery, and advanced camera features, it is built to meet your daily communication and entertainment needs.
Figure 1.1: DOOGEE N55 Plus Front and Rear View
This device combines a lightweight and ultra-thin design with powerful internal components, including an octa-core processor and expandable memory, ensuring a smooth user experience.
Figure 1.2: Ergonomic Design of the DOOGEE N55 Plus
2. What's in the Box
Upon opening your DOOGEE N55 Plus package, please verify that all the following items are included:
- 1 x DOOGEE N55 Plus Android 14 Cellphone
- 1 x Type-C Port Cable
- 1 x Charger
- 1 x TP Protective film (pre-applied)
- 1 x TPU Protective case
- 1 x SIM card pin
- 1 x Packing Box
- 1 x Manual (this document)
- 1 x Warranty Card
Figure 2.1: Package Contents
3. Setup
3.1 SIM Card and TF Card Installation
The DOOGEE N55 Plus supports dual Nano SIM cards or one Nano SIM card combined with a TF (microSD) card for expanded storage. Use the provided SIM card pin to open the SIM tray.
- Locate the SIM tray slot on the side of the phone.
- Insert the SIM card pin into the small hole next to the tray and press gently until the tray ejects.
- Carefully pull out the SIM tray.
- Place your Nano SIM card(s) and/or TF card into the designated slots on the tray, ensuring correct orientation as indicated on the tray.
- Gently push the tray back into the slot until it is flush with the phone's body.
Figure 3.1: SIM/TF Card Tray
3.2 Initial Power On and Setup
To power on your device for the first time:
- Press and hold the Power button (located on the right side of the phone) until the DOOGEE logo appears.
- Follow the on-screen prompts to complete the initial setup, including language selection, Wi-Fi connection, Google account sign-in, and security settings.
Video 3.1: Initial System Overview
3.3 Charging the Device
Before first use, it is recommended to fully charge your DOOGEE N55 Plus. Use the provided Type-C cable and charger.
- Connect the Type-C cable to the charging port at the bottom of the phone.
- Connect the other end of the cable to the power adapter, and then plug the adapter into a power outlet.
- The battery icon on the screen will indicate charging status.
Figure 3.2: Charging and Battery Life Overview
4. Operating the Device
4.1 Display Features
The DOOGEE N55 Plus features a 6.56-inch HD+ IPS Waterdrop screen with a 90Hz refresh rate, providing a smooth and immersive visual experience for all your content.
Figure 4.1: Display Specifications
Video 4.1: Immersive Display Experience
4.2 Performance and Storage
Equipped with a powerful octa-core processor and running on Android 14, the N55 Plus offers exceptional performance for gaming, multitasking, and daily use. It comes with 8GB RAM, expandable up to 20GB (8GB + 12GB Extended RAM), and 128GB ROM, expandable up to 1TB with a TF card.
Figure 4.2: Performance and Memory
Video 4.2: Powerful Performance
4.3 Camera Features
Capture every moment with the N55 Plus's dual camera system. It features a 13MP AI main camera and an 8MP front camera, supporting various shooting modes like night mode, professional mode, and portrait mode.
Figure 4.3: Camera System
4.4 Security Features
The device supports face recognition technology, allowing you to unlock your phone quickly and securely with just a glance.
Figure 4.4: Face Recognition Unlock
5. Maintenance
5.1 Battery Management
The 5150mAh large battery provides extended usage. To maximize battery life:
- Reduce screen brightness.
- Close unused apps running in the background.
- Turn off Wi-Fi, Bluetooth, and GPS when not in use.
- Enable battery saver mode when battery is low.
5.2 Storage Management
With 128GB internal storage and up to 1TB expandable storage, you have ample space. To manage storage effectively:
- Regularly clear cache from apps.
- Delete unnecessary files and duplicate photos/videos.
- Move large files to the TF card.
- Utilize cloud storage for backups.
6. Troubleshooting
This section addresses common issues you might encounter with your DOOGEE N55 Plus.
| Problem | Possible Solution |
|---|---|
| Phone not turning on | Ensure the battery is charged. Press and hold the Power button for at least 10-15 seconds to force a restart. |
| Apps crashing or freezing | Clear the app's cache or data. Uninstall and reinstall the app. Ensure sufficient RAM and storage. |
| Poor network signal | Check if your SIM card is properly inserted. Verify network compatibility with your carrier (supports 4G FDD/TDD, 3G WCDMA, 2G GSM bands). Move to an area with better coverage. |
| Battery drains quickly | Reduce screen brightness. Close background apps. Disable unnecessary features like GPS, Bluetooth, Wi-Fi when not in use. |
7. Specifications
Key technical specifications for the DOOGEE N55 Plus:
| Feature | Detail |
|---|---|
| Model Name | N55 Plus |
| Operating System | Android 14 |
| RAM Memory | 20 GB (8GB + 12GB Extended) |
| Storage Capacity | 128 GB (Expandable to 1TB via TF card) |
| Screen Size | 6.56 Inches |
| Refresh Rate | 90 Hz |
| Battery Capacity | 5150 Milliamp Hours |
| Rear Camera | 13MP AI Main Camera |
| Front Camera | 8MP |
| SIM Support | Dual SIM (Nano SIM) or Nano SIM + TF Card |
| Network Bands | 4G FDD: B1/2/3/4/5/7/8/18/19/20/25/26/28A/28B/66; TDD: 38/40/41; 3G WCDMA: B1/2/4/5/8; 2G GSM: B2/3/5/8 |
| Dimensions | 6.44 x 2.98 x 0.33 inches |
| Item Weight | 14 ounces |
| Audio Jack | 3.5 mm |
8. Warranty and Support
DOOGEE provides comprehensive support for your N55 Plus smartphone:
- Two-Year Warranty Service: Your smartphone is covered by a two-year warranty from the date of purchase.
- Lifetime Technical Support: We offer lifetime technical support for any issues or questions you may have regarding your device.
- 24-Hour Response: Our support team is committed to answering your questions within 24 hours.
For technical assistance or warranty claims, please refer to the contact information provided on your Warranty Card or visit the official DOOGEE support website.
