1. Introduction
This manual provides essential information for setting up, operating, maintaining, and troubleshooting your nubia Pad SE 11-inch Wi-Fi tablet. Please read this manual thoroughly before using your device to ensure proper and safe operation. Keep this manual for future reference.
2. Package Contents
Verify that all items are present in your product package:
- nubia Pad SE (K99J) Main Unit
- USB Type-C Cable
- Quick Start Guide
3. Setup
3.1. Initial Charging
Before first use, fully charge your nubia Pad SE. Connect the provided USB Type-C cable to the tablet's charging port and the other end to a compatible power adapter (not always included) or a computer's USB port. The tablet supports 22.5W rapid charging.

Image: The nubia Pad SE features a 7,510mAh large capacity battery, ensuring extended usage.
3.2. Power On/Off
- To Power On: Press and hold the Power button until the nubia logo appears.
- To Power Off: Press and hold the Power button, then select 'Power Off' from the options on the screen.
3.3. Initial Setup Wizard
Upon first power-on, follow the on-screen instructions to complete the initial setup, including language selection, Wi-Fi connection, Google account login, and security settings.
4. Operating Instructions
4.1. Display and Visual Experience
The nubia Pad SE features a vibrant 10.95-inch FHD+ (1920 x 1200) display with a 90Hz refresh rate and 16.7 million colors. This provides a smooth and clear visual experience for all your content.

Image: The approximately 11-inch FHD+ large screen offers an expansive viewing area.

Image: The 90Hz refresh rate ensures smooth motion for videos and games.
4.2. Audio System
Experience immersive sound with the tablet's quad speakers. This setup delivers rich, spatial audio, enhancing your video watching and gaming sessions.

Image: Enjoy powerful and immersive sound from the four speakers.
4.3. Camera Functions
The tablet is equipped with a 13-megapixel main (rear) camera and a 5-megapixel front camera, suitable for capturing photos, video calls, and online meetings.

Image: The tablet features an approximately 13-megapixel main camera.
4.4. Android 14 Features
The nubia Pad SE runs on Android 14, offering an intuitive user interface and access to a wide range of applications from the Google Play Store.

Image: The nubia Pad SE is an Android 14 tablet.
4.5. Productivity Features
- Multi-App Usage: The tablet supports using two applications simultaneously, allowing for efficient multitasking such as browsing while watching videos or comparing prices during online shopping.
- RAM Expansion: The device features a RAM expansion function, allowing you to virtually expand the RAM by up to 6GB. This enables faster data processing and improved overall performance.
- Z-POP Quick Navigation: Utilize the Z-POP feature for quick and convenient navigation within the tablet's interface.
- App Cloning: Duplicate applications to manage multiple accounts or separate personal and work profiles.

Image: Simultaneously use two applications for enhanced productivity.

Image: The RAM expansion function allows for virtual memory increase.

Image: Z-POP Quick Navigation provides efficient access to functions.
5. Maintenance
5.1. Cleaning
To clean the tablet, use a soft, lint-free cloth. For stubborn smudges, slightly dampen the cloth with water or a screen cleaner specifically designed for electronics. Avoid using harsh chemicals, abrasive materials, or excessive moisture.
5.2. Storage
Store the tablet in a cool, dry place away from direct sunlight and extreme temperatures. If storing for an extended period, ensure the battery is charged to about 50% to prolong its lifespan.
5.3. Water Resistance
The nubia Pad SE has an IP42 rating for life waterproof. This means it is protected against solid objects larger than 1mm and against direct sprays of water up to 15 degrees from the vertical. It is not designed for submersion in water or exposure to high-pressure water jets.
6. Troubleshooting
6.1. Device Not Powering On
- Ensure the battery is sufficiently charged. Connect the tablet to a charger and wait a few minutes before attempting to power on again.
- Press and hold the Power button for at least 10-15 seconds to perform a forced restart.
6.2. Wi-Fi Connection Issues
- Check if Wi-Fi is enabled in the tablet's settings.
- Restart your Wi-Fi router and the tablet.
- Ensure you are within range of the Wi-Fi network and have entered the correct password.
6.3. Slow Performance
- Close unnecessary background applications.
- Clear cache data for frequently used apps.
- Ensure sufficient storage space is available.
- Consider enabling the RAM expansion feature if not already active.
6.4. Screen Unresponsive
- Restart the tablet.
- Ensure the screen is clean and free of debris or moisture.
If problems persist, refer to the official nubia support website or contact customer service.
7. Specifications
| Feature | Specification |
|---|---|
| Brand | nubia |
| Model Name | K99J |
| Operating System | Android 14 |
| Display Size | 10.95 inches |
| Display Resolution | FHD+ (1920 x 1200 pixels) |
| Refresh Rate | 90Hz |
| RAM | 6 GB (expandable up to 6GB virtual RAM) |
| Storage | 128 GB |
| CPU | Unisoc T760 |
| Rear Camera | 13 MP |
| Front Camera | 5 MP |
| Battery Capacity | 7510 mAh |
| Charging | 22.5W Rapid Charge |
| Connectivity | Wi-Fi (802.11a/b/g/n/ac), Bluetooth 5.0 |
| Ports | USB Type-C, 3.5mm Earphone Jack |
| Dimensions (L x W x T) | 257.0mm x 168.0mm x 7.65mm |
| Weight | Approx. 515g |
| Water Resistance | IP42 |
| Sensors | GPS, Hall Sensor |
8. Warranty and Support
Your nubia Pad SE comes with a limited warranty of 1 year from the date of purchase. This warranty covers manufacturing defects under normal use. For warranty claims, repairs, or technical assistance, please contact nubia customer support. Keep your proof of purchase for warranty validation.
nubia maintains a domestic support system to provide reliable after-sales service, including product warranty and repair support.
9. Safety Information
Please observe the following safety precautions:
- Do not expose the device to extreme temperatures, direct sunlight, or high humidity.
- Avoid dropping or subjecting the device to severe impact.
- Use only approved chargers and accessories.
- Do not attempt to disassemble or repair the device yourself. Refer to qualified service personnel.
- Keep the device away from children and pets.