1. Rhagymadrodd
Welcome to the OUKITEL C68 Plus smartphone user manual. This guide provides essential information for setting up, operating, maintaining, and troubleshooting your new device. The OUKITEL C68 Plus features a large 7.2-inch HD+ display with a 120Hz refresh rate, a secondary 1.81-inch screen, a powerful Unisoc T615 octa-core processor, 24GB RAM, 512GB internal storage (expandable up to 1TB), a 64MP main camera, an 8MP front camera, and a 6000mAh battery. It runs on Android 15 and supports 4G global networks, NFC, and comprehensive GPS.

Delwedd 1.1: Drosoddview of the OUKITEL C68 Plus smartphone highlighting key features like the secondary screen, large display, 6000mAh battery, memory, and camera.
2. Beth sydd yn y Bocs
Upon unboxing your OUKITEL C68 Plus, please verify that all the following items are included:
- OUKITEL C68 Plus Smartphone
- Llawlyfr Defnyddiwr
- Cebl Data Math-C
- Gwefrydd Cyflym 18W
- Offeryn Ejector SIM
- Achos Amddiffynnol
- Sgrin Amddiffynnydd Ffilm

Image 2.1: The OUKITEL C68 Plus retail box contents, including the phone, charger, cable, protective case, and SIM ejector tool.
3. Gosod
3.1 Mewnosod Cardiau SIM a Cherdyn MicroSD
- Lleolwch y hambwrdd cerdyn SIM ar ochr eich ffôn.
- Mewnosodwch yr offeryn alldaflu SIM i'r twll bach wrth ymyl yr hambwrdd a gwasgwch yn ysgafn nes bod yr hambwrdd yn popio allan.
- Place your Nano-SIM cards (up to two) and/or a MicroSD card (for storage expansion up to 1TB) into the designated slots on the tray. Ensure the gold contacts face downwards.
- Gwthiwch y hambwrdd yn ôl i'r ffôn yn ofalus nes ei fod yn clicio i'w le.

Image 3.1: Illustration showing the side fingerprint sensor and the dual SIM card tray with slots for two SIM cards and one TF (MicroSD) card.
3.2 Pŵer Ymlaen a Gosod Cychwynnol
- Pwyswch a daliwch y botwm Pŵer (fel arfer ar yr ochr dde) nes bod logo OUKITEL yn ymddangos.
- Dilynwch yr awgrymiadau ar y sgrin i ddewis eich iaith, cysylltu â rhwydwaith Wi-Fi, a sefydlu eich cyfrif Google.
- Configure security features such as fingerprint unlock and facial recognition for enhanced device security.
4. Gweithredu Eich Dyfais
4.1 Main Display and Navigation
The OUKITEL C68 Plus features a 7.2-inch HD+ IPS display with a 120Hz refresh rate for smooth visuals. Navigate using touch gestures: tap to select, swipe to scroll, pinch to zoom.

Image 4.1: The 7.2-inch HD+ IPS display with 120Hz refresh rate, 720x1560 resolution, 20:9 aspect ratio, and 500 Nit brightness.
4.2 Secondary Screen Functionality
The 1.81-inch secondary screen on the back of the device provides quick access to notifications, time, and other essential information without needing to activate the main display. It can also be used for real-time framing when taking selfies with the main camera.

Image 4.2: The innovative 1.81-inch secondary screen, showing its size, touch support, and 240x284 pixel resolution.
System Weithredu Android 15 4.3
Your OUKITEL C68 Plus runs on Android 15, offering enhanced privacy protection, optimized energy efficiency, and a smarter multi-scenario experience with native Gemini AI integration for precise voice control and information requests.

Image 4.3: Visual representation of the Android 15 operating system interface and features.
4.4 Cof a Storio
The device is equipped with 8GB of physical RAM, expandable up to 24GB (8GB + 16GB virtual RAM), and 512GB of internal storage, which can be further expanded up to 1TB using a MicroSD card. This configuration ensures smooth multitasking and ample space for applications, photos, and videos.

Image 4.4: Diagram illustrating the 24GB (8+16) RAM and 512GB ROM, expandable up to 1TB.
5. Nodweddion y Camera
5.1 Main Camera (64MP)
Capture detailed photos with the 64MP main camera, featuring an F1.8 aperture. It supports various AI functions such as HDR mode, panoramic view, and portrait mode, allowing for creative photography in diverse lighting conditions. Video recording is supported at 1080p resolution.

Image 5.1: The 64MP main camera system, showcasing its ability to capture high-quality images and various shooting modes like HDR and panoramic view.
5.2 Front Camera (8MP)
The 8MP front camera is ideal for clear selfies and video calls. Utilize the secondary screen on the back of the phone for real-time framing when taking self-portraits with the main camera, ensuring optimal composition.

Image 5.2: The 8MP front camera, designed for striking self-portraits with an F2.0 aperture and 77.5° field of view.
6. Rheoli Batri
The OUKITEL C68 Plus is equipped with a substantial 6000mAh battery, providing extended usage times. It supports 18W fast charging to quickly replenish power and OTG reverse charging, allowing you to use your phone as a power bank for other devices.
- Amser wrth gefn: Hyd at 850 awr
- Amser Siarad: Hyd at 40 awr
- Chwarae Cerddoriaeth: Hyd at 40 awr
- Chwarae Fideo: Hyd at 12 awr
- Hapchwarae: Hyd at 12 awr

Image 6.1: Visual representation of the 6000mAh battery capacity and estimated usage times for various activities.
7. Cysylltedd
The OUKITEL C68 Plus offers robust connectivity options:
- 4G LTE: Supports global 4G networks for reliable mobile data and calls.
- NFC: Enables convenient contactless payments and data transfer.
- GPS: Integrated with GPS, GLONASS, Beidou, and Galileo for accurate navigation and location services.
- SIM Deuol: Allows for the use of two SIM cards simultaneously.

Image 7.1: Illustrations demonstrating NFC functionality for smart living and the precise navigation system with GPS, GLONASS, Galileo, and Beidou support.
8. cynnal
To ensure the longevity and optimal performance of your OUKITEL C68 Plus, follow these maintenance guidelines:
- Glanhau: Defnyddiwch frethyn meddal, di-flwff i lanhau'r sgrin a'r corff. Osgowch gemegau llym neu ddeunyddiau sgraffiniol.
- Diweddariadau Meddalwedd: Regularly check for and install system updates (OTA updates) to benefit from the latest features, security patches, and performance improvements.
- Rheoli Storio: Clirio pethau diangen yn rheolaidd files and applications to free up storage space and maintain device speed.
- Amodau Amgylcheddol: Osgowch amlygu'r ffôn i dymheredd eithafol, golau haul uniongyrchol, neu leithder gormodol.
9. Datrys Problemau
If you encounter issues with your OUKITEL C68 Plus, consider these common troubleshooting steps:
- Dyfais ddim yn ymateb: If the device is frozen or unresponsive, press and hold the Power button for about 10-15 seconds to force a restart.
- Batri yn draenio'n gyflym: Check background app usage, reduce screen brightness, disable unused connectivity features (Wi-Fi, Bluetooth, GPS), and ensure your software is up to date.
- Materion Rhwydwaith: Ensure SIM cards are correctly inserted. Try restarting the device or toggling airplane mode on and off. Verify network settings with your service provider.
- Chwalfeydd Ap: Clear the cache and data for the problematic app in Settings > Apps. If the issue persists, reinstall the app.
- Arafu Perfformiad: Close unused apps, clear cache, and consider a factory reset as a last resort (back up your data first).
10. manylebau
Detailed technical specifications for the OUKITEL C68 Plus smartphone:
| Nodwedd | Manyleb |
|---|---|
| Brand | OUKITEL |
| Enw Model | OUKITEL C68 Plus |
| System Weithredu | Android 15 |
| Prosesydd | Unisoc T615 Wyth-graidd, 1.8 GHz |
| HWRDD | 8 GB (ehangadwy i 24 GB) |
| Storio Mewnol | 512 GB |
| Storfa Ehangadwy | Hyd at 1 TB (MicroSD) |
| Maint y Prif Sgrin | 7.2 modfedd |
| Main Screen Resolution | 720 x 1560 picsel |
| Cyfradd Adnewyddu | 120 Hz |
| Secondary Screen Size | 1.81 modfedd |
| Cydraniad Camera Cefn | 64 AS |
| Datrysiad Camera Blaen | 8 AS |
| Datrysiad Fideo | 1080p (60 fps) |
| Gallu Batri | 6000 mAh |
| Codi tâl | Gwefru Cyflym 18W, Gwefru Gwrthdro OTG |
| Technoleg Cellog | 4G LTE |
| Slotiau Cerdyn SIM | SIM deuol |
| Diogelwch Biometrig | Fingerprint Sensor, Face Recognition |
| Nodweddion Cysylltedd | NFC, GPS (GPS/GLONASS/Beidou/Galileo), USB OTG |
| Lliw | Llwyd |
| Gwrthiant Dŵr | Ddim yn dal dŵr |

Image 10.1: Technical diagram of the Unisoc T615 Octa-Core Processor, highlighting its 12nm technology, 8 CPU cores, and 1.8 GHz frequency.
11. Gwarant a Chefnogaeth
For warranty information, please refer to the specific warranty card included in your product packaging or contact your point of purchase. OUKITEL provides customer support for product-related inquiries and technical assistance. Please visit the official OUKITEL website or contact their customer service for further details.