1. Kupu Whakataki
Welcome to the OUKITEL C21 User Manual. This guide provides essential information to help you set up, operate, and maintain your new smartphone. The OUKITEL C21 is an unlocked smartphone featuring a 6.4-inch FHD+ display, a 16MP rear camera, a 20MP front camera, powered by an MT6771V chip with Android 10.0, 4GB RAM, 64GB storage, and a 4000mAh battery. It supports dual SIM cards and 4G networks, along with GPS, Wi-Fi, OTG, FM, and Bluetooth connectivity.

Image: OUKITEL C21 smartphone showcasing its main features including Android 10.0, 20MP AI Selfie camera, 6.4-inch FHD+ display, Helio P60 Octa-Core Processor, 4000mAh battery, and 4GB+64GB memory.
2. He aha kei roto i te Pouaka
Upon opening your OUKITEL C21 package, you should find the following items:
- OUKITEL C21 Device
- Pūhiko
- Uera Whakatau
Video: An unboxing video for the OUKITEL C21, demonstrating the contents of the retail package including the phone, charger, and cable.
3. Tatūnga
3.1. Kaari SIM me te Whakataunga Kaari TF
The OUKITEL C21 supports dual SIM cards or one SIM card and one TF (microSD) card for expanded storage. To install your cards:
- Kimihia te paepae kaari SIM i te taha o te taputapu.
- Insert the provided SIM ejector tool into the small hole next to the tray and press firmly until the tray pops out.
- Tuhia to kaari Nano-SIM me/ranei te kaari TF ki roto i nga waahi kua tohua i runga i te paepae. Me whakarite kei te anga whakararo nga hononga koura.
- Pehia atahia te paepae ki roto i te taputapu kia paato noa ki tona waahi.
3.2. Hia Tuatahi
Hei whakakā i tō OUKITEL C21 mō te wā tuatahi:
- Press and hold the Power button (located on the right side of the device) until the OUKITEL logo appears on the screen.
- Whaia nga tohu i runga-mata hei whakaoti i te tatūnga tuatahi, tae atu ki te kowhiringa reo, hononga Wi-Fi, me te tatūnga pūkete Google.
4. Whakahaere i to Pūrere
4.1. Whakaatu
The OUKITEL C21 features a 6.4-inch FHD+ display with a resolution of 1080 x 2340 pixels, offering clear and vibrant visuals for all your content.

Image: The OUKITEL C21's 6.4-inch FHD+ display, highlighting its clarity and vibrant color reproduction.
4.2. Kāmera
Capture stunning photos with the OUKITEL C21's camera system. It includes a 16MP rear camera and a 20MP front camera, along with a 2MP macro lens for detailed close-up shots.

Image: The OUKITEL C21's camera interface, demonstrating the 20MP AI camera for impressive portraits.
Video: A promotional video for the OUKITEL C21, highlighting its camera capabilities and overall design.
4.3. Mahi
The OUKITEL C21 runs on Android 10.0 and is powered by a MediaTek Helio P60 Octa-Core Processor. With 4GB of RAM and 64GB of internal storage, it delivers smooth performance for multitasking and storing your applications and files.

Pūnaha Whakahaere Android 10.0

4GB RAM + 64GB ROM
4.4. Pūhiko
The device is equipped with a 4000mAh Lithium Polymer battery, providing ample power for daily use. It also supports fast charging.

Image: OUKITEL C21 showing its 4000mAh battery capacity.
5. Hononga
The OUKITEL C21 offers a range of connectivity options to keep you connected:
- Dual SIM & 4G Network: Supports two SIM cards or one SIM and one TF card, with 4G network capabilities for reliable mobile data.
- Wi-Fi: Hono ki nga whatunga ahokore mo te uru ipurangi.
- Nihokikorangi: Pair with Bluetooth accessories like headphones or speakers.
- GPS: Utilize GPS for navigation and location services.
- OTG (I a koe e Haere Ana): Connect USB devices such as flash drives or external keyboards.
- Radio Irirangi: Listen to your favorite radio stations.

Dual 4G Network Support

OTG Connectivity
6. Tiaki
To ensure the longevity and optimal performance of your OUKITEL C21, follow these maintenance guidelines:
- Te horoi: Whakamahia he kakahu ngohengohe, kore-raro hei horoi i te mata me te tinana o te waea. A ape i nga matū kino, i nga taonga abrasive ranei.
- Te pāmahana: Kaua e whakaatuhia te taputapu ki ngā pāmahana tino wera (wera, makariri rānei) me te rā tika rānei mō te wā roa.
- Puranga wai: While the phone is designed to be durable, avoid intentional submersion in water unless specified by the manufacturer for specific models.
- Kei te utu: Use only the original charger and cable provided with your device to prevent damage and ensure safe charging.
- Whakahōu Pūmanawa: Regularly check for and install software updates to benefit from improved performance, security, and new features.
7. Te Raru
If you encounter issues with your OUKITEL C21, consider the following basic troubleshooting steps:
- Pūrere kore aro: If the device is frozen or unresponsive, press and hold the Power button for about 10-15 seconds to force a restart.
- Whakaheke Pūhiko: Check for background apps consuming excessive power. Adjust screen brightness and disable unnecessary features like GPS or Bluetooth when not in use.
- Nga Take Whatunga: Ensure your SIM card is correctly inserted. Try toggling Airplane Mode on and off. If issues persist, contact your network provider.
- Tukinga Taupānga: Whakawetohia te keteroki me nga raraunga mo te taupānga raruraru i roto i nga Tautuhinga> Taupānga. Mena kei te haere tonu te take, tango me te whakauru ano i te taupānga.
- Tautuhi wheketere: Hei huarahi whakamutunga, ki te mau tonu nga raru rorohiko, ka taea e koe te mahi i te tautuhi wheketere. Whakatupato: Ma tenei ka whakakore i nga raraunga katoa i runga i to waea. Whakahokia nga raraunga nui i mua i te haere tonu. Haere ki Tautuhinga> Pūnaha> Tautuhi kōwhiringa> Mukua nga raraunga katoa (tautuhi wheketere).
8. Whakatakotoranga
Key technical specifications for the OUKITEL C21 smartphone:
| Āhuahira | Whakatakotoranga |
|---|---|
| Ingoa Tauira | C21 |
| Pūnaha Mahi | Android 10.0 |
| Rahi Mata | 6.4 Inihi |
| Whakatau | 1080 x 2340 |
| RAM | 4 GB |
| Te Rokiroki Mahara | 64 GB |
| Pūhiko Raukaha | 4000 Miliamp Nga haora |
| Waa Whakatau | 1.25 haora |
| Kawe Ahokore | T-Mobile (compatibility may vary with other carriers) |
| Hangarau Pūkoro | 4G |
| Hangarau Hononga | Ipurangi ahokore, Nihokikorangi, GPS |
| Nga waahanga motuhake | Sim rua |
| Hunga Hua | 6.19 x 2.97 x 0.34 inihi |
| Taumaha Tūemi | 0.141 hekere |
9. Pūtāhui me te Tautoko
Mo nga korero whakamana me te tautoko a nga kaihoko, tirohia koa te kaari whakamana kei roto i to putunga hua ka toro atu ranei ki te OUKITEL mana webpae. Puritia to tohu hoko mo nga kereme whakamana.





