Utangulizi
Welcome to the NUU B40 5G user manual. This guide provides essential information for setting up, operating, maintaining, and troubleshooting your new device. Please read thoroughly to ensure optimal performance and longevity of your smartphone.
Ni nini kwenye Sanduku
Your NUU B40 5G package includes the following items:
- Simu mahiri ya NUU B40 5G
- Adapta ya Nguvu
- Kebo ya USB
- Kesi ya Simu

Image: NUU B40 5G smartphone and included accessories.
Sanidi
Kifaa Kimeishaview
Familiarize yourself with the physical components of your NUU B40 5G.
- Onyesho Kuu: 6.7-inch FHD+ AMOLED (1080 x 2400 resolution, 120Hz refresh rate).
- Vista Display: 1.6-inch rear AMOLED (228 x 460 resolution).
- Kamera za Nyuma: 64MP main, 2MP macro.
- Kamera ya mbele: 16MP.
- Bandari: USB Type-C (charging/audio).
- Vifungo: Power button, Volume up/down.
- Tray ya SIM: Usaidizi wa SIM mbili.

Picha: mbele na nyuma view of the NUU B40 5G smartphone, highlighting the main and Vista displays, and camera module.
Ufungaji wa SIM Kadi
The NUU B40 5G supports dual SIM cards. Follow these steps to install your SIM card(s):
- Pata tray ya SIM kwenye kando ya kifaa.
- Insert the SIM ejector tool (included in the box) into the small hole on the SIM tray.
- Punguza kwa upole hadi tray itoke.
- Weka Nano-SIM kadi yako kwenye trei huku viunga vya dhahabu vikitazama chini.
- Ingiza tena trei kwenye simu kwa uangalifu.
Initial Power-On and Setup
Ili kuwasha kifaa chako kwa mara ya kwanza:
- Press and hold the Power button on the right side of the phone until the NUU logo appears.
- Fuata maagizo kwenye skrini ili kukamilisha usanidi wa kwanza, ikijumuisha uteuzi wa lugha, muunganisho wa Wi-Fi na usanidi wa akaunti ya Google.
Maagizo ya Uendeshaji
Main Display Usage
The 6.7-inch FHD+ AMOLED display offers vibrant visuals and a smooth 120Hz refresh rate for an immersive user experience. Navigate through apps, browse the web, and enjoy multimedia content with clarity.
Vista Display Usage
The 1.6-inch rear Vista Display provides quick access to essential information and controls without needing to open your main screen. This dual-display feature is designed for convenience and productivity.

Image: The NUU B40 5G's Vista Display showcasing music controls, messages, selfie mode, date/time, battery status, and call information.
Matumizi ya Kamera
Capture high-quality photos and videos with the NUU B40 5G's advanced camera system:
- Kamera ya Nyuma: 64MP main sensor and 2MP macro lens for detailed shots. Features AI optimization for various lighting conditions.
- Kamera ya mbele: MP 16 kwa selfies wazi na simu za video.
- Kurekodi Video: Inasaidia kurekodi video ya 4K kwa kasi ya fremu 30 kwa sekunde.

Image: A user taking a photo with the NUU B40 5G's rear camera, demonstrating its photography capabilities.
Utendaji Kazi wa SIM Mbili
The dual SIM feature allows you to use two different phone numbers on a single device. This is ideal for separating work and personal contacts or for international travel.
Utendaji
Powered by an Octa-Core 2.5GHz processor, 8GB of RAM (expandable), and 256GB of internal storage, the NUU B40 5G delivers smooth performance for gaming, streaming, and multitasking.

Image: Diagram illustrating the MediaTek Dimensity 7025 processor, 256GB storage, and 8GB RAM of the NUU B40 5G.
Betri na Kuchaji
The 5000mAh battery provides all-day power. The included 33W fast charger can charge the device to 50% in approximately 28 minutes.

Image: Visual representation of the NUU B40 5G's 5000mAh battery and 33W fast charging capability.
Mfumo wa Uendeshaji
The NUU B40 5G runs on Android 15, offering the latest features and security updates. It includes Google services and features like Google Gemini and Magic Editor.
Matengenezo
To ensure the longevity of your NUU B40 5G:
- Clean the screen and body regularly with a soft, lint-free cloth.
- Epuka kuweka kifaa kwenye joto kali au jua moja kwa moja kwa muda mrefu.
- Use only NUU-approved chargers and accessories.
Kutatua matatizo
Ukikumbana na matatizo na kifaa chako, jaribu suluhu zifuatazo za kawaida:
- Kifaa hakiwashi: Hakikisha kuwa betri imechajiwa. Unganisha chaja na ujaribu tena.
- Skrini imegoma kujibu: Fanya uanzishe upya kwa kulazimishwa kwa kushikilia kitufe cha Kuwasha kwa takriban sekunde 10-15.
- Programu zinaharibika: Clear the cache of the problematic app or reinstall it. Ensure your device's software is up to date.
- Mawimbi duni ya mtandao: Check your SIM card installation. Restart the device. Contact your carrier if the issue persists.
Vipimo
| Chapa | NUU |
| Jina la Mfano | B40 5G |
| Mfumo wa Uendeshaji | Android 15 |
| Kasi ya CPU | 2.5 GHz Octa-Core |
| RAM | GB 8 |
| Hifadhi | GB 256 |
| Ukubwa Mkuu wa Skrini | Inchi 6.7 AMOLED |
| Azimio Kuu la Skrini | 1080 x 2400 |
| Kiwango cha Kuonyesha upya | 120 Hz |
| Vista Display Size | Inchi 1.6 AMOLED |
| Kamera ya Nyuma | 64 MP + 2 MP Macro |
| Kamera ya mbele | 16 Mbunge |
| Uwezo wa Betri | 5000 mAh |
| Kuchaji Haraka | 33W |
| Uzito | Wakia 6.6 (Gramu 187) |
| Vipengele Maalum | Dual Display, Dual SIM, Rear display phone |
Udhamini & Msaada
The NUU B40 5G comes with a US 1-year warranty. For support, please refer to the contact information provided in your product packaging or visit the official NUU Mobile webtovuti.
Video Rasmi za Bidhaa
NUU B40 5G Presents
Video: A brief presentation of the NUU B40 5G smartphone, highlighting its key features and design.
NUU B40 Unboxing
Video: An unboxing video of the NUU B40 5G, showing the phone and its accessories as they are removed from the packaging.
NUU B40 5G Unboxing
Video: Another unboxing video for the NUU B40 5G, detailing the contents and initial look of the device.
NUU B40 Selfie
Video: A short clip demonstrating the selfie camera capabilities of the NUU B40 5G.
NUU B40 5G Tap into your unique life
Video: Onyesho la video la matangazoasing the lifestyle integration and features of the NUU B40 5G.





