Introduction
Welcome to your new POWMUS L381 10.4-inch Android 13 Tablet. This manual will guide you through the essential steps to set up, operate, maintain, and troubleshoot your device. Please read these instructions carefully to ensure optimal performance and longevity of your tablet.

Image: Overview of the POWMUS L381 Tablet highlighting its main features.
Setup
1. Initial Charging
Before first use, fully charge your tablet. Connect the provided USB Type-C cable to the tablet's charging port and the other end to a power adapter. The battery indicator on the screen will show charging status.
2. Power On/Off
- To Power On: Press and hold the Power button until the screen lights up.
- To Power Off: Press and hold the Power button, then select "Power off" from the options that appear on the screen.
- To Restart: Press and hold the Power button, then select "Restart" from the options.
3. SIM Card and MicroSD Card Installation
The tablet supports expandable storage via a MicroSD card (up to 1TB) and may support a SIM card for cellular data (check your specific model variant).
- Locate the SIM/MicroSD card tray on the side of the tablet.
- Insert the SIM ejector tool into the small hole next to the tray to open it.
- Place the MicroSD card and/or SIM card into the designated slots on the tray, ensuring correct orientation.
- Gently push the tray back into the tablet until it clicks into place.
4. Initial Configuration
Upon first power-on, follow the on-screen prompts to:
- Select your language.
- Connect to a Wi-Fi network.
- Sign in with your Google Account or create a new one.
- Set up screen lock (PIN, pattern, password).

Image: POWMUS L381 Tablet with optional keyboard and stylus for enhanced productivity.
Operating the Tablet
1. Touchscreen Gestures
- Tap: Select an item or open an app.
- Long Press: Access contextual menus or move icons.
- Swipe: Navigate through screens, scroll lists, or dismiss notifications.
- Pinch-to-Zoom: Zoom in or out on images and web pages.
2. Navigation Bar
The navigation bar (usually at the bottom of the screen) typically includes:
- Back button: Returns to the previous screen.
- Home button: Returns to the home screen.
- Recent Apps button: Shows recently opened applications for quick switching.
3. Connecting to Wi-Fi
- Go to Settings > Network & internet > Wi-Fi.
- Toggle Wi-Fi on.
- Select your desired network from the list and enter the password if prompted.
4. Bluetooth Pairing
- Go to Settings > Connected devices > Bluetooth.
- Toggle Bluetooth on.
- Ensure your Bluetooth device is in pairing mode.
- Select the device from the list and follow any on-screen pairing instructions.

Image: The tablet screen showing symbols for 5G+2.4G Wi-Fi and Bluetooth 5.0 connectivity.
5. Camera Usage
The tablet features a 13MP rear camera and an 8MP front camera.
- Open the Camera app.
- Tap the shutter button to take a photo.
- Switch between front and rear cameras using the camera icon.
- Access video mode or other settings within the app.

Image: Details on the tablet's large storage space and camera specifications.
6. Storage Management
Your tablet comes with 256GB of internal storage, expandable up to 1TB with a MicroSD card. To manage storage:
- Go to Settings > Storage to view usage and free up space.
- Move files to the MicroSD card to expand available storage.
7. Display and Audio Settings
- Display: Adjust brightness, font size, and dark mode in Settings > Display. The tablet features a 10.4-inch 2K (2000x1200) IPS display.
- Audio: Control volume for media, calls, and alarms in Settings > Sound & vibration. The tablet is equipped with stereo speakers.

Image: The 10.4-inch 2K (2000x1200) IPS display of the POWMUS L381 Tablet.

Image: The tablet's stereo speakers providing immersive audio.
8. Casting to TV or Monitor
You can cast your tablet's screen to a compatible TV or monitor for a larger viewing experience.
- Ensure your TV/monitor supports screen mirroring or casting.
- On your tablet, go to Settings > Connected devices > Connection preferences > Cast.
- Select your TV/monitor from the list of available devices.

Image: Various usage scenarios for the POWMUS L381 Tablet, including casting to a TV.
Maintenance
1. Cleaning Your Tablet
- Use a soft, lint-free cloth to clean the screen and body.
- Avoid using harsh chemicals, abrasive cleaners, or aerosol sprays.
- Do not spray cleaners directly onto the tablet.
2. Battery Care
The tablet is equipped with an 8000mAh battery.
- Avoid extreme temperatures, as they can degrade battery life.
- For optimal battery health, avoid frequently discharging the battery completely or keeping it at 100% charge for extended periods.
- Use the original charger and cable for charging.

Image: The 8000mAh battery of the POWMUS L381 Tablet and its estimated usage duration for various activities.
3. Software Updates
Regularly check for and install software updates to ensure your tablet has the latest features, security patches, and performance improvements.
- Go to Settings > System > System update.
- Follow the on-screen instructions to check for and install updates.
4. Factory Reset
A factory reset will erase all data from your tablet and restore it to its original factory settings. Back up important data before proceeding.
- Go to Settings > System > Reset options.
- Select Erase all data (factory reset).
- Confirm your choice and enter your PIN/pattern/password if prompted.
Troubleshooting
If you encounter issues with your POWMUS L381 Tablet, refer to the following common solutions:
Tablet 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 force a restart.
Apps Crashing or Freezing
- Close and reopen the app.
- Clear the app's cache and data (Settings > Apps > [App Name] > Storage & cache).
- Update the app from the Google Play Store.
- Restart the tablet.
Wi-Fi Connectivity Issues
- Ensure Wi-Fi is enabled on your tablet and router.
- Restart your Wi-Fi router.
- Forget the network and reconnect (Settings > Network & internet > Wi-Fi > [Network Name] > Forget).
Slow Performance
- Close unnecessary background apps.
- Clear cached data (Settings > Storage > Cached data).
- Ensure sufficient free storage space.
- Restart the tablet regularly.
If these steps do not resolve your issue, please contact customer support.
Specifications
Below are the technical specifications for the POWMUS L381 Tablet:
| Feature | Specification |
|---|---|
| Model Name | POWMUS L381 |
| Operating System | Android 13 |
| Screen Size | 10.4 Inches |
| Display Resolution | 2K (2000 x 1200) IPS |
| Processor | Octa-core (4x Cortex-A73 + 4x Cortex-A53) |
| RAM | 19 GB |
| Internal Storage | 256 GB |
| Expandable Storage | Up to 1 TB (MicroSD) |
| Rear Camera | 13 MP |
| Front Camera | 8 MP |
| Battery Capacity | 8000 mAh |
| Wireless Connectivity | Wi-Fi (802.11ac, 5G+2.4G), Bluetooth 5.0 |
| Ports | USB Type-C, 3.5mm Headphone Jack |
| Sensors | Accelerometer |
Official Product Video
Video: An official overview of the POWMUS L381 Android 13 Tablet, showcasing its design, display, performance, and camera features.
Warranty and Support
Your POWMUS L381 Tablet comes with a manufacturer's warranty. For specific warranty details, please refer to the warranty card included in your product packaging or visit the official POWMUS website.
For technical support, troubleshooting assistance beyond this manual, or warranty claims, please contact POWMUS customer service through their official channels. Contact information can typically be found on the product packaging or the POWMUS brand website.