Introduction
Welcome to the user manual for your new Redmi 15C 5G smartphone. This guide provides essential information on setting up, operating, maintaining, and troubleshooting your device to ensure optimal performance and user experience. Please read this manual thoroughly before using your device.
Package Contents
Verify that all items are present in your product box:
- Redmi 15C 5G Smartphone
- Charger
- USB Type-C Cable
- SIM Eject Tool
- Warranty Card
- User Guide (this document)
- Protective Case
Device Overview
Familiarize yourself with the physical components of your Redmi 15C 5G.

Image: Rear view of the Redmi 15C 5G in Dusk Purple, highlighting the dual camera module and textured back panel.

Image: The 'Royale Design' of the Redmi 15C 5G, showcasing its sleek and elegant aesthetic.
Key Components:
- Front: 17.53cm (6.9-inch) Display, Front Camera, Earpiece.
- Rear: 50MP AI Dual Camera, LED Flash.
- Sides: Power Button (with integrated fingerprint sensor), Volume Buttons, SIM Card Tray, USB Type-C Port, 3.5mm Headphone Jack, Speaker.
Setup
1. Inserting the SIM Card and microSD Card:
- Locate the SIM card tray on the side of your device.
- Insert the SIM eject tool into the small hole next to the tray and press firmly 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 clicks into place.
2. Initial Power On and Setup:
- Press and hold the Power button until the Redmi logo appears.
- Follow the on-screen instructions to select your language, connect to a Wi-Fi network, and set up your Google account.
- Configure biometric security features such as Fingerprint Recognition and Face Recognition for enhanced security.
Operating Your Device
Navigation:
The Redmi 15C 5G features a responsive touchscreen for all interactions. Use gestures like tap, swipe, pinch, and zoom to navigate the Android 15 operating system with Xiaomi HyperOS interface.
Biometric Security:
- Fingerprint Recognition: Register your fingerprints in the Security settings to unlock your device and authorize purchases quickly and securely.
- Face Recognition: Set up face unlock for convenient access to your phone.
Camera Features
Capture moments with the advanced camera system of your Redmi 15C 5G.

Image: Close-up of the Redmi 15C 5G's 50MP AI Dual Camera module, emphasizing its ability to capture intricate details and vibrant colors.
- Rear Camera: 50 MP AI Dual Camera system with LED flash for clear photos in various conditions.
- Front Camera: 8 MP sensor for high-quality selfies and video calls.
- Shooting Modes: Explore modes like filmCamera for creative effects and Night Mode for improved low-light photography.
- Video Recording: Record videos at up to 1080p resolution at 30 frames per second.
Battery Management
Your Redmi 15C 5G is equipped with a large capacity battery for extended usage.

Image: Diagram illustrating the internal structure of the Redmi 15C 5G's 6000mAh battery, emphasizing its large capacity and 33W Turbo Charging capability.

Image: Graphic showing the exceptional power performance of the 6000mAh battery, with estimated usage times for music listening and YouTube video playback.
- Battery Capacity: The device features a massive 6000 mAh battery, providing up to 2.2 days of ultra-long battery life under typical usage.
- Fast Charging: Supports 33W fast charging. Use the included 33W charger and USB Type-C cable for optimal charging speeds.
- Battery Health: The device incorporates Battery Health 3.0 technology to optimize battery longevity.
- Usage Estimates: Enjoy up to 107 hours of music listening or approximately 23 hours of YouTube video playback on a single charge.
Display Features
Experience immersive visuals on the large display of your Redmi 15C 5G.

Image: Graphic highlighting the Redmi 15C 5G's immersive 17.53cm (6.9-inch) display with up to 120Hz AdaptiveSync and TUV Triple Eye Protection.
- Screen Size: A large 17.53cm (6.9-inch) LCD display provides an expansive viewing area.
- Refresh Rate: Enjoy smoother scrolling and animations with an adaptive refresh rate of up to 120Hz.
- Resolution: The display features a resolution of 720 x 1560 pixels.
- Eye Protection: Equipped with TUV Triple Eye Protection for reduced eye strain during prolonged use.
Performance
The Redmi 15C 5G is powered by a capable processor for daily tasks and 5G connectivity.

Image: Graphic detailing the MediaTek Dimensity 6300 5G processor, an octa-core CPU with up to 2.4 GHz clock speed, and support for up to 16GB RAM (including virtual RAM).
- Processor: MediaTek Dimensity 6300 5G processor with an octa-core CPU clocked up to 2.4 GHz.
- RAM: Equipped with 4GB RAM, expandable up to 16GB using virtual RAM technology for smoother multitasking.
- Storage: 128GB internal storage for your apps, photos, and files.
- Operating System: Runs on Android 15 with Xiaomi HyperOS, offering a user-friendly and feature-rich experience.
- Connectivity: Supports 5G cellular technology for faster data speeds. Includes Bluetooth, NFC, and Wi-Fi connectivity.
Durability and Care
Your Redmi 15C 5G is designed with durability in mind, featuring an IP64 rating for dust and water resistance.

Image: Graphic illustrating the durability features of the Redmi 15C 5G, including dust resistance, wet touch capability, and rigorous testing like 500,000 power button tests and 28,000 micro drop tests.
- IP64 Rating: Provides protection against dust ingress and splashes of water from any direction. This means the device is resistant to dust and light water exposure, but not designed for submersion.
- Robust Design: The phone has undergone extensive testing, including 500,000 power button tests and 28,000 micro drop tests, to ensure reliability.
- Wet Touch: The display is designed to respond even with wet fingers.
- General Care:
- Avoid exposing the device to extreme temperatures or direct sunlight for prolonged periods.
- Clean the screen and body with a soft, lint-free cloth. Avoid abrasive materials or harsh chemicals.
- Use the provided protective case to guard against scratches and minor impacts.
Troubleshooting
If you encounter issues with your device, try these common troubleshooting steps:
- Device Unresponsive: Press and hold the Power button for about 10-15 seconds to force a restart.
- Network Issues: Check if your SIM card is properly inserted. Try toggling Airplane Mode on and off. Ensure mobile data or Wi-Fi is enabled.
- App Crashes: Close the problematic app and reopen it. If the issue persists, clear the app's cache and data in Settings > Apps.
- Battery Draining Quickly: Reduce screen brightness, disable unnecessary background apps, and turn off features like GPS or Bluetooth when not in use.
- Software Updates: Ensure your device is running the latest software version by checking Settings > About phone > MIUI version (or HyperOS version).
- Factory Reset: As a last resort, if software issues persist, you may perform a factory reset. Warning: This will erase all data on your phone. Back up important data before proceeding. Go to Settings > About phone > Factory reset.
Specifications
Detailed technical specifications for the Redmi 15C 5G:
| Brand | Redmi |
| Model Series | Redmi 15 |
| Operating System | Android 15, Xiaomi HyperOS |
| CPU Model | Mediatek Dimensity 6300 |
| RAM Memory Installed Size | 4 GB (Up to 16GB with virtual RAM) |
| Memory Storage Capacity | 128 GB |
| Colour | Dusk Purple |
| SIM Card Slot Count | Dual SIM (Nano) |
| Connector Type | USB Type C |
| Headphones Jack | 3.5 mm |
| Biometric Security | Fingerprint Recognition, Face Recognition |
| Water Resistance Level | Water Resistant (IP64 Rated) |
| Rear Camera Resolution | 50 MP |
| Front Camera Resolution | 8 MP |
| Battery Capacity | 6000 Milliamp Hours |
| Phone Talk Time | 24 Hours |
| Screen Size | 17.53 cm (6.9 Inches) |
| Resolution | 720 x 1560 |
| Refresh Rate | 120 Hz |
| Display Type | LCD |
| Cellular Technology | 5G |
| Wireless Network Technology | Bluetooth, NFC, Wi-Fi |
| Item Dimensions | 17.2 x 7.9 x 0.8 Centimeters |
| Item Weight | 212 Grams |
| Model Year | 2025 |
| Country of Origin | India |
Warranty Information
Your Redmi 15C 5G comes with the following warranty:
- Device Warranty: 1 year manufacturer warranty from the date of purchase.
- In-box Accessories Warranty: 6 months manufacturer warranty for in-box accessories, including batteries, from the date of purchase.
Please retain your proof of purchase for warranty claims.
Support
For further assistance or technical support, please contact the manufacturer:
- Manufacturer: BYD INDIA PRIVATE LIMITED
- Address: DEVELOPED PLOT NO.OZ-7, SIPCOT ORAGADAM, SRIPERUMBUDUR (TK) KANCHEEPURAM DISTRICT 602105 TAMIL NADU.
- Importer: Xiaomi Technology India Private Limited
- Importer Address: Building Orchid. Block E, Embassy Tech Village, Marathahalli Outer Ring Road, Devarabisanahalli, Bengaluru 560103
You can also visit the official Redmi support website for FAQs and additional resources.







