1. Bubuka
This manual provides essential instructions for setting up, operating, and maintaining your Redmi 15 5G NFC smartphone. Please read this guide thoroughly to ensure proper usage and to maximize the device's capabilities.

Image 1: Redmi 15 5G NFC Smartphone (Titan Gray)
2. Naon dina Box
Pastikeun yén sadaya item aya dina pakét produk anjeun:
- Redmi 15 5G NFC Smartphone
- Kabel USB
- Kasus Telepon
- Pituduh Mimiti Gancang (dokumén ieu)
3. Setélan
3.1. Pamasangan Kartu SIM
- Tangtukeun lokasi baki SIM di sisi alat Anjeun.
- Insert the SIM ejector tool into the small hole on the SIM tray.
- Gently tarik kaluar baki SIM.
- Place your Nano-SIM card(s) and/or microSD card into the designated slots on the tray. This device supports Dual SIM or one SIM and one microSD card.
- Lebetkeun deui wadah SIM kana telepon kalayan ati-ati.
3.2. Konfigurasi Mimiti Nyala sareng Jaringan
- Press and hold the Power button until the Redmi logo appears.
- Turutan parentah dina-layar pikeun milih basa anjeun, wewengkon, jeung nyambung ka jaringan Wi-Fi.
- The device will automatically detect your cellular network (5G, 4G VoLTE, 3G, 2G) if a SIM card is installed.
- Complete the setup process, including Google account sign-in and security settings.
3.3. Fungsi NFC
The Redmi 15 5G includes NFC (Near Field Communication) for contactless payments and quick data transfer. To enable or disable NFC, navigate to Setelan > Sambungan & babagi > NFC.
4. Ngoperasikeun Alat Anjeun
4.1. Fitur tampilan
Your Redmi 15 5G features an immersive 6.9-inch FHD+ DotDisplay with a resolution of 2340 x 1080 pixels and a refresh rate of up to 144Hz for smooth visuals. The display also incorporates eye-care technologies certified by TÜV Rheinland for reduced blue light and flicker-free viewing.

Image 2: Immersive 6.9" FHD+ display and Smart Charging Engine 2.0
The device also features Wet Touch Technology 2.0, allowing for accurate touch response even when the screen is wet.
4.2. Pamakéan kaméra
The Redmi 15 5G is equipped with a 50MP AI dual camera system on the rear and an 8MP front camera. Both cameras support 1080p and 720p HD video recording at 30 frames per second.

Image 3: Quad-curved design, 33W fast charging, and 50MP AI dual camera system
Camera features include:
- Kaméra Utama 50MP: 5P lens, f/1.8 aperture.
- Kaméra hareup 8MP: f/2 aperture, with features like filmCamera, HDR mode, Soft-light ring, Portrait mode, and Time-lapse.
- Creative AI Tools: For effortless photo and video editing.
4.3. Fitur Kaamanan
Unlock your device using the side-mounted fingerprint sensor or AI face unlock for convenient and secure access.
4.4. Manajemén batré
The device is powered by a massive 7000mAh (typical) battery, designed for extended use. It supports 33W fast charging and 18W reverse charging.

Image 4: 7000mAh Xiaomi Surge Battery with extended usage times
Key battery features:
- Awét: Up to 2.26 days of typical use, 25 hours of video playback, 108 hours of music playback, or 30 hours of reading.
- Kinerja Suhu Rendah: Enhanced by a BatteryExtender Chip, supporting up to 12 hours of video playback or 7 hours of calling at -20°C.
- 1% Power Endurance: Even at 1% battery, the device can remain in standby mode for up to 7.5 hours or allow up to 59 minutes of calls.
- Kahirupan Batré Awét: Maintains over 80% of its original capacity after 1600 full charge cycles.
4.5. Kinerja
The Redmi 15 5G is powered by the Snapdragon® 6s Gen 3 5G processor, built on an efficient 6nm process for fast and reliable performance.

Image 5: Snapdragon® 6s Gen 3 with 5G
It supports up to 16GB RAM with Memory extension (based on the 8GB RAM version), utilizing ROM storage for smoother multitasking.
4.6. Navigation and Connectivity
The device supports multiple navigation systems including GPS, Glonass, Galileo, and Beidou. Connectivity options include Wi-Fi and 5G cellular networks.
4.7. Google Gemini Integration
The Redmi 15 5G integrates with Google Gemini, an AI assistant to help with writing, brainstorming, learning, and more. Features include Gemini overlay for quick access, Gemini Live for conversational interaction, and image generation capabilities.

Image 6: Redmi 15 5G with Google Gemini features
5. Pangropéa
5.1. Kaperawatan Umum
Your device has an IP64 rating for dust and water resistance, offering protection against splashes and dust ingress. However, it is not waterproof and should not be submerged in water. Clean the screen and body with a soft, dry cloth. Avoid using harsh chemicals.
5.2. Apdet parangkat lunak
The Redmi 15 5G runs on Xiaomi HyperOS based on Android 15. Ensure your device's software is up to date by regularly checking for updates in Setélan > Ngeunaan telepon > Apdet sistem. Software updates provide performance improvements, security patches, and new features.
5.3. Manajemén gudang
The device comes with 128GB of internal storage and supports expandable storage up to 2TB via a microSD card. Regularly manage your files and applications to optimize performance. You can check storage usage in Setelan > Panyimpenan.
6. Cara ngungkulan
If you encounter issues with your Redmi 15 5G, consider the following basic troubleshooting steps:
- Alat teu ngaréspon: Pencét jeung tahan tombol Daya salila kira 10 detik pikeun maksa balikan deui.
- Masalah jaringan: Check if your SIM card is properly inserted. Try toggling Airplane Mode on and off. Verify your mobile data or Wi-Fi connection settings.
- Karusakan Aplikasi: Tutup teras buka deui aplikasina. Upami masalahna masih aya, hapus cache aplikasi atanapi pasang deui.
- Batré gancang ngucur: Reduce screen brightness, disable unnecessary background apps, and limit location services.
- Performance Lambat: Clear cache, uninstall unused apps, and ensure sufficient free storage space.
For more complex issues, refer to the official Redmi support websitus atanapi ngahubungan layanan palanggan.
7. Spésifikasi
| Fitur | Spésifikasi |
|---|---|
| Ngaran modél | 25057RN09E |
| merek | Redmi |
| Sistem operasi | Xiaomi HyperOS dumasar kana Android 15 |
| Ukuran layar | 6.9 inci |
| Resolusi | 2340 × 1080 |
| Refresh Laju | 144 Hz |
| Modél CPU | Snapdragon® 6s Gen 3 (Octa-core, up to 2.3GHz) |
| RAM Mémori Dipasang Ukuran | 4 GB (up to 16GB with Memory extension) |
| Kapasitas Panyimpenan Mémori | 128 GB (Bisa dilegakeun nepi ka 2TB) |
| Kapasitas batré | 7000 Miliamp Jam-jaman |
| Kaméra Utama | 50MP AI Dual kaméra |
| Kaméra hareup | 8MP |
| Téhnologi konektipitas | Wi-Fi, 5G, NFC |
| Fitur husus | Dual Camera, Side Fingerprint Sensor, AI Face Unlock, GPS, IR Blaster |
| Audio Jack | 3.5 mm |
| Warna | Titan Abu-abu |
| Item Beurat | 6 ons |
8. Garansi jeung Rojongan
For detailed warranty information, please refer to the warranty card included with your product or visit the official Redmi website. For technical support, software updates, and additional resources, please visit the official Xiaomi support portal.





