Delta 4 Quad - Smartphone Primux - Free user manual and instructions
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| Product Type | Smartphone |
| Brand | Primux |
| Model | Delta 4 Quad |
| Processor | Quad-core 1.3 GHz |
| Display Size | 5.5 inches |
| Resolution | 1280 x 720 pixels |
| Operating System | Android 10 (Go edition) |
| RAM | 2 GB |
| Internal Storage | 16 GB |
| Expandable Storage | microSD up to 128 GB |
| Rear Camera | 8 MP |
| Front Camera | 5 MP |
| Battery Capacity | 3000 mAh |
| Dimensions | 147 x 71 x 9.5 mm |
| Weight | 155 g |
| Network | 4G LTE, 3G, 2G |
| SIM | Dual SIM (Nano-SIM) |
| Connectivity | Wi-Fi 802.11 b/g/n, Bluetooth 4.2, GPS, Micro USB |
| Sensors | Accelerometer, Proximity |
| Maintenance & Cleaning | Use a soft, dry cloth; avoid liquids. |
| Safety | Do not expose to water or extreme temperatures. |
| Spare Parts & Repairability | Battery and screen replaceable by authorized service. |
| General Information | Entry-level smartphone with basic features. |
Frequently Asked Questions - Delta 4 Quad Primux
How do I insert the SIM card?
Use the provided SIM eject tool to open the tray on the side. Insert the Nano-SIM cards with the gold contacts facing down.
How can I extend battery life?
Reduce screen brightness, disable unused connections (Wi-Fi, Bluetooth), and close background apps. Enable Battery Saver mode.
What should I do if the screen is unresponsive?
Perform a forced restart by pressing and holding the Power button for 10-15 seconds until the device vibrates and restarts.
How do I take a screenshot?
Press and hold the Power and Volume Down buttons simultaneously until the screen flashes.
Can I expand the storage?
Yes, the device supports microSD cards up to 128 GB. Insert it into the SIM tray's dedicated slot.
How do I reset the phone to factory settings?
Go to Settings > System > Reset options > Erase all data (factory reset). Backup important data first.
Why is my device not charging?
Check the charging cable and adapter for damage. Try a different outlet. If the issue persists, the battery may need replacement.
How do I update the software?
Go to Settings > System > System update and check for updates. Install any available updates over Wi-Fi.
Is the device water-resistant?
No, the Primux Delta 4 Quad is not water-resistant. Avoid exposure to water and moisture.
How do I clean the camera lens?
Gently wipe the lens with a soft, microfiber cloth. Do not use harsh chemicals or abrasive materials.
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USER MANUAL Delta 4 Quad Primux
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Product information
Brand : Primux
Model : Delta 4 Quad
Category : Smartphone