1. تعارف
This manual provides essential information for the proper use and maintenance of your OSCAL C20 Android 11 3G Smartphone. Please read this guide thoroughly before operating your device to ensure optimal performance and longevity.

تصوير: اڳيان ۽ پوئتي view of the OSCAL C20 Smartphone, showcasing ان جي سهڻي ڊيزائن.
The OSCAL C20 is a 3G smartphone featuring a 6.088-inch HD+ display, powered by Android 11. It includes dual SIM support, a 5MP rear camera, a 2MP front camera, 1GB RAM, 32GB internal storage (expandable up to 128GB), and a 3380mAh battery. Key features include GPS, Wi-Fi, Bluetooth, and Face Unlock functionality.
2. سيٽ اپ
2.1 سم ڪارڊ ۽ اسٽوريج ڪارڊ جي انسٽاليشن
The OSCAL C20 supports dual SIM cards and an expandable storage card (up to 128GB). Ensure the device is powered off before inserting or removing cards.
- ڊوائيس جي پاسي تي سم ڪارڊ ٽري ڳوليو.
- ٽري کولڻ لاءِ مهيا ڪيل سم ايجيڪٽر ٽول استعمال ڪريو.
- Carefully place your Nano-SIM cards and/or microSD card into the designated slots.
- نرميءَ سان ٽري کي ڊوائيس ۾ واپس دٻايو جيستائين اهو فلش نه ٿئي.

Image: Visual representation of the OSCAL C20's key features, including the dual SIM card capability.
2.2 شروعاتي پاور آن ۽ چارجنگ
To power on your device, press and hold the power button located on the side until the OSCAL logo appears. For initial charging, connect the provided Micro-USB cable to the phone's charging port and the power adapter to a wall outlet. It is recommended to fully charge the device before first use.

Image: Graphic illustrating the 3380mAh battery capacity of the OSCAL C20.
2.3 Basic Android 11 Setup
Upon first boot, follow the on-screen prompts to configure your device. This includes selecting your language, connecting to a Wi-Fi network, setting up your Google account, and configuring security options like Face Unlock.
3. توهان جي ڊوائيس کي هلائڻ
3.1 ڊسپلي ۽ نيويگيشن
The OSCAL C20 features a 6.088-inch HD+ Waterdrop Display with a resolution of 720x1640 and an 85% screen-to-body ratio. Navigate the interface using touch gestures: tap to select, swipe to scroll, pinch to zoom.

Image: The OSCAL C20's 6.088-inch HD+ display, highlighting its aspect ratio, resolution, and screen-to-body ratio.
3.2 ڪئميرا جا ڪم
The device is equipped with a 5MP rear camera and a 2MP front camera. Open the Camera app to capture photos and videos. The camera supports various modes including panoramic, time-lapse, and professional settings.

تصوير: ويجهو تصوير view of the OSCAL C20's rear camera module and front camera, emphasizing its photographic capabilities.
3.3 ڪنيڪشن
- 3G نيٽ ورڪ: Insert a compatible SIM card to access 3G mobile data.
- وائي فائي: دستياب نيٽ ورڪن سان ڳنڍڻ لاءِ سيٽنگون > نيٽ ورڪ ۽ انٽرنيٽ > وائي فائي ڏانهن وڃو.
- بلوٽوٿ: ٻين بلوٽوٿ ڊوائيسز سان جوڙڻ لاءِ سيٽنگون > ڳنڍيل ڊوائيسز > بلوٽوٿ ڏانهن وڃو.
- جي پي ايس: The device supports GPS, GLONASS, and Beidou for accurate navigation.

Image: Icons representing the OSCAL C20's connectivity options: Dual SIM, GPS, Wi-Fi, Bluetooth, and FM Radio.
3.4 منهن جو تالو
To set up Face Unlock, go to Settings > Security > Face Unlock and follow the instructions to register your face. This allows for convenient and secure unlocking of your device.
3.5 اينڊرائيڊ 11 جون خاصيتون
The OSCAL C20 runs on Android 11, offering an optimized interface and enhanced privacy features. Utilize the built-in App Freezer (Cold Room) to manage background app activity, which can help improve performance and battery life.

Image: Screenshots demonstrating the Android 11 operating system interface and the 'Cold Room' (App Freezer) feature for managing applications.
4. سار سنڀال
4.1 بيٽري جي سنڀال
- ڊوائيس کي انتهائي گرمي پد تي ظاهر ڪرڻ کان بچاء.
- Use only the original or certified charger and cable.
- مڪمل چارج ٿيڻ کان پوءِ ڊوائيس کي گهڻي وقت تائين چارج ڪندي نه ڇڏيو.
- جيڪڏهن ڊوائيس گهڻي وقت تائين استعمال نه ٿيندي، ته ان کي ذخيرو ڪرڻ کان اڳ تقريباً 50 سيڪڙو تائين چارج ڪريو.
4.2 ڊوائيس کي صاف ڪرڻ
Use a soft, lint-free cloth to clean the screen and body of the phone. Avoid using harsh chemicals or abrasive materials, which can damage the finish.
4.3 سافٽ ويئر اپڊيٽ
Regularly check for software updates to ensure your device has the latest features and security patches. Go to Settings > System > System update to check for and install updates.
4.4 اسٽوريج مينيجمينٽ
The OSCAL C20 comes with 32GB of internal storage. To manage storage, regularly clear cache, uninstall unused apps, and move large files to an external microSD card (up to 128GB supported).
5. مسئلا حل ڪرڻ
- ڊوائيس چالو نه آهي: پڪ ڪريو ته بيٽري چارج ٿيل آهي. جيڪڏهن نه، چارجر کي ڳنڍيو ۽ ٻيهر پاور آن ڪرڻ جي ڪوشش ڪرڻ کان اڳ ڪجھ منٽ انتظار ڪريو.
- ايپس جو ڪريش ٿيڻ يا منجمد ٿيڻ: Try restarting the app. If the issue persists, clear the app's cache and data in Settings > Apps > [App Name] > Storage.
- نيٽ ورڪ ڪنيڪشن جا مسئلا: Check if your SIM card is properly inserted. Try toggling Airplane Mode on and off. Restart the device.
- سست ڪارڪردگي: Close unused background apps. Clear unnecessary files ۽ ڪيش. آخري ڪوشش جي طور تي فيڪٽري ري سيٽ تي غور ڪريو (پهرين پنهنجي ڊيٽا جو بيڪ اپ وٺو).
- Face Unlock not working: Ensure your face is well-lit and unobstructed. Re-register your face in the security settings if necessary.
6. وضاحتون

Image: Visual representation of the OSCAL C20's core performance components, including its quad-core processor, memory, and expandable storage.
| خاصيت | تفصيل |
|---|---|
| برانڊ | OSCAL |
| ماڊل | سي20 |
| آپريٽنگ سسٽم | Android 11.0 |
| ڊسپلي سائيز | 6.088 انچ HD+ |
| ڊسپلي قرارداد | 720 x 1560 |
| پروسيسر | SC7731E 1.3 GHz Quad-core |
| رام | 1 جي بي |
| اندروني اسٽوريج | 32 جي بي |
| وسعت وارو اسٽوريج | 128 GB تائين (MicroSD) |
| پوئين ڪئميرا | 5 ميگا پکسل |
| سامهون ڪئميرا | 2 ميگا پکسل |
| بيٽري جي گنجائش | 3380 mAh ليتيم-پوليمر |
| رابطي | 3G, Wi-Fi 802.11 b/g/n, Bluetooth v4.2, GPS, GLONASS, Beidou, FM Radio |
| چارجنگ پورٽ | مائڪرو USB |
| سم سپورٽ | ڊبل سم |
| خاص خاصيتون | Face Unlock, Unibody Design |
7. وارنٽي ۽ سپورٽ
For warranty information and technical support, please refer to the documentation included with your purchase or visit the official OSCAL webسائيٽ. وارنٽي دعوائن لاءِ خريداري جو ثبوت رکو.





