MultiPhone 3450 Duo - Smartphone PRESTIGIO - Free user manual and instructions
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| Product Type | Smartphone |
| Brand | Prestigio |
| Model | MultiPhone 3450 Duo |
| Display Size | 3.5 inches |
| Display Resolution | 320 x 480 pixels |
| Processor | 1.2 GHz dual-core |
| RAM | 512 MB |
| Internal Storage | 4 GB |
| Expandable Storage | microSD up to 32 GB |
| Operating System | Android 4.2 Jelly Bean |
| SIM Support | Dual SIM (standard SIM) |
| Network Support | GSM / HSPA (3G) |
| Rear Camera | 5 MP |
| Front Camera | 0.3 MP |
| Battery Capacity | 1500 mAh removable |
| Charging Port | micro USB |
| Dimensions | 116 x 62 x 12 mm (approx.) |
| Weight | 120 g (approx.) |
| Wi-Fi | IEEE 802.11 b/g |
| Bluetooth | v3.0 |
| GPS | Yes, with A-GPS |
| Sensors | Accelerometer, proximity, light |
| Maintenance | Clean with soft dry cloth; avoid solvents |
| Safety | Use original charger; disable screen lock via Security settings |
| Spare Parts | Available from authorized service centres (battery, rear cover) |
| Repairability | User-accessible battery and SIM slots |
Frequently Asked Questions - MultiPhone 3450 Duo PRESTIGIO
How do I insert the SIM cards and memory card?
Switch off the device, remove the back cover to access the SIM slots. Insert the SIM cards with the gold contacts facing down, and place the microSD card into the dedicated slot. Replace the cover and power on.
How can I extend battery life?
Reduce screen brightness, turn off Bluetooth and GPS when unused, close background apps, and enable Power Saving mode from the battery settings.
How to perform a factory reset?
Back up your data first. Go to Settings > Backup & reset > Factory data reset and confirm. The phone will reboot and restore initial state.
How to set up dual SIM usage?
Insert both SIMs, then go to Settings > Dual SIM settings to assign a default SIM for calls, messages and data. You can also select SIM per call.
How to update the Android system?
Go to Settings > About phone > System updates. Check for updates and download via Wi-Fi to avoid data charges.
How to capture a screenshot?
Press and hold the Power and Volume Down buttons simultaneously for 2 seconds. The screenshot is saved in the Gallery.
How to free up storage space?
In Settings > Storage, identify large files. Uninstall unused apps, clear cached data and move media to a microSD card.
How to connect the phone to a PC?
Use the micro USB cable. Pull down the notification panel and select File Transfer mode, then the device appears as a drive in My Computer.
How to troubleshoot a slow phone?
Restart the device, close background apps, clear cached data, and check for insufficient storage. If persistent, perform a factory reset after backing up.
How to secure my personal data?
Set a screen lock via Settings > Security > Screen lock (PIN, pattern or password). Also, avoid linking bank accounts to unknown apps and install apps only from Google Play.
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USER MANUAL MultiPhone 3450 Duo PRESTIGIO
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Product information
Brand : PRESTIGIO
Model : MultiPhone 3450 Duo
Category : Smartphone