1. Introduction
Welcome to the BLU Bold K30 user manual. This guide provides essential information to help you set up, operate, maintain, and troubleshoot your new smartphone. Please read this manual thoroughly to ensure optimal performance and longevity of your device.
2. What's in the Box
Upon opening your BLU Bold K30 package, you should find the following items:
- BLU Bold K30 Smartphone
- Rugged Case
- Charger (22.5W Fast Charging compatible)
- Quick Guide
- Sticker
- Type C Cable
- SIM Key

Image: The BLU Bold K30 retail box contents, including the smartphone, rugged case, charger, Type-C cable, quick guide, sticker, and SIM key.
3. Product Overview
3.1 Design and Display
The BLU Bold K30 features an elegant design crafted with premium materials. Its 6.7-inch HD+ Infinity Dot Display offers a captivating edge-to-edge view with 16 million colors and a smooth 120Hz refresh rate for an immersive visual experience. A convenient side-mounted fingerprint scanner is integrated for secure and quick access.

Image: Front and back view of the BLU Bold K30 smartphone in purple, highlighting its sleek design and camera module.

Image: The BLU Bold K30's 6.7-inch HD+ Infinity Dot Display showcasing vibrant colors with a fruit image.
3.2 Performance and Storage
Powered by a 2.0GHz Octa-Core Processor and 6GB of RAM, the K30 is designed for efficient multitasking. It comes with a massive 256GB of internal storage, providing ample space for your apps, photos, and videos without the need for frequent deletion.

Image: The BLU Bold K30 screen showing various applications open, demonstrating its multitasking capabilities.
3.3 Camera System
Capture life's moments with precision using the K30's advanced camera system. It features a remarkable triple 108MP main camera for stunning clarity and a 13MP selfie camera for high-quality self-portraits.

Image: The back of a green BLU Bold K30 smartphone, emphasizing the triple 108MP camera setup.
3.4 All-Day Battery
The Bold K30 is equipped with a long-lasting 5,000mAh battery, ensuring you stay powered throughout the day and into the night. When a recharge is needed, the 22.5W Fast Charging technology quickly gets your device back to 100%.
3.5 Connectivity
This device is GSM unlocked, offering flexibility to switch between compatible carriers such as T-Mobile and Metro PCS. Please note that a SIM card is not included, and for network compatibility, it is recommended to consult your service provider. This device is not compatible with AT&T/Cricket new activations or CDMA networks like Verizon.
4. Setup
4.1 Inserting the SIM Card
- Locate the SIM card tray on the side of your BLU Bold K30.
- Insert the provided SIM key into the small hole next to the tray to eject it.
- Place your Nano-SIM card(s) into the tray with the gold contacts facing down.
- Carefully reinsert the tray into the phone.
4.2 Powering On/Off
- To power on: Press and hold the Power button (located on the side) until the BLU logo appears.
- To power off: Press and hold the Power button, then select 'Power off' from the options on the screen.
4.3 Initial Configuration
Follow the on-screen prompts to complete the initial setup of your device. This includes selecting your language, connecting to Wi-Fi, setting up your Google account, and configuring security features like the fingerprint scanner.
5. Operating Your Device
5.1 Display Navigation
Navigate your device using touch gestures on the 6.7-inch HD+ Infinity Dot Display. The 120Hz refresh rate ensures smooth scrolling and responsiveness.
5.2 Fingerprint Sensor
The side-mounted fingerprint sensor allows for quick and secure unlocking of your device. To set up, go to Settings > Security > Fingerprint and follow the instructions.

Image: A hand holding the BLU Bold K30, with an overlay illustrating the location and function of the side-mounted fingerprint sensor.
5.3 Camera Usage
Open the Camera app to utilize the triple 108MP main camera or the 13MP selfie camera. Tap the screen to focus and press the shutter button to capture photos or videos. Explore various modes and settings for enhanced photography.
5.4 Charging Your Device
Connect the Type C cable to your phone and the 22.5W Fast Charging adapter to a power outlet. The device supports rapid charging to minimize downtime.
5.5 Network and Connectivity
Your BLU Bold K30 supports 4G LTE connectivity. Ensure your SIM card is properly inserted and activated with a compatible GSM carrier for mobile data and calls.
6. Maintenance
6.1 Battery Care
- Avoid extreme temperatures, as they can degrade battery performance.
- For optimal battery health, try to keep the charge level between 20% and 80%.
- Use only the provided charger and cable for safe and efficient charging.
6.2 Cleaning Your Device
Use a soft, lint-free cloth to clean your phone. Avoid abrasive materials or harsh chemicals that could damage the screen or finish. For stubborn smudges, slightly dampen the cloth with water.
6.3 Software Updates
Regularly check for and install software updates to ensure your device has the latest security patches, features, and performance improvements. Go to Settings > System > System update to check for updates.

Image: The Android 14 logo, indicating the operating system version of the BLU Bold K30.
7. Troubleshooting
7.1 Network Connectivity Issues
- Ensure your SIM card is correctly inserted and activated.
- Verify that your carrier is a compatible GSM network (e.g., T-Mobile, Metro PCS). The device is not compatible with AT&T/Cricket new activations or CDMA networks like Verizon.
- Restart your device.
7.2 Device Performance Lag
- Close unnecessary background applications.
- Clear the cache of frequently used apps.
- Ensure sufficient storage space is available.
7.3 Camera Focus Problems
- Ensure adequate lighting conditions.
- Keep your hand steady while taking photos.
- Clean the camera lens with a soft cloth.
7.4 Charging Issues
- Check if the charging cable and adapter are securely connected.
- Ensure the charger and cable are not damaged.
- Try using a different compatible charger and cable.
8. Specifications
Below are the detailed technical specifications for the BLU Bold K30 smartphone:
| Feature | Detail |
|---|---|
| Model Name | K30 |
| Item Model Number | K0150WW |
| Display Size | 6.7 Inches |
| Display Resolution | 1920 x 1080 (HD+) |
| Refresh Rate | 120Hz |
| Operating System | Android 14 |
| CPU Speed | 2.0 GHz Octa-Core |
| RAM Memory Installed Size | 6 GB |
| Memory Storage Capacity | 256 GB |
| Main Camera | Triple 108MP |
| Selfie Camera | 13MP |
| Battery Capacity | 5000 Milliamp Hours |
| Charging | 22.5W Fast Charging |
| Connectivity Technologies | 4G |
| Wireless Carrier | Unlocked (GSM) |
| Item Weight | 1 pounds |
| Package Dimensions | 7.4 x 3.9 x 1.9 inches |

Image: A graphic displaying key selling points and specifications of the BLU Bold K30, including display, camera, storage, RAM, processor, battery, and fingerprint sensor.
9. Warranty and Support
9.1 US Warranty
The BLU Bold K30 comes with a US Warranty. For specific terms and conditions of your warranty, please refer to the warranty card included in your product packaging or visit the official BLU website.
9.2 Protection Plans
Additional protection plans may be available for your device, such as 2-Year Protection Plans or Complete Protect plans. These plans offer extended coverage beyond the standard manufacturer's warranty.
9.3 Customer Support
For further assistance, technical support, or service inquiries, please visit the official BLU website or contact their customer service department. You can find contact information in your Quick Guide or on the BLU website.





