Galaxy SGH-T399 - Smartphone SAMSUNG - Free user manual and instructions
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| Product Type | Smartphone |
| Brand | Samsung |
| Model | Galaxy SGH-T399 |
| Display | 4.7-inch Super AMOLED, 720x1280 pixels |
| Processor | Quad-core 1.4 GHz |
| Operating System | Android 4.2 Jelly Bean |
| RAM | 1.5 GB |
| Storage | 16 GB (expandable via microSD) |
| Camera (Rear) | 8 MP with LED flash |
| Camera (Front) | 2 MP |
| Battery | 2600 mAh Li-Ion (removable) |
| Dimensions | 132.0 x 66.0 x 10.0 mm |
| Weight | 140 g |
| Connectivity | Wi-Fi 802.11 a/b/g/n, Bluetooth 4.0, NFC, GPS |
| SIM Card | Micro-SIM |
| Security | Pattern, PIN, password lock; Samsung KNOX |
| Maintenance | Wipe with a soft dry cloth; avoid liquids |
| Spare Parts | Battery, charger, USB cable, headset (sold separately) |
| Repairability | Battery and SIM accessible; professional repair recommended for screen |
| General Information | Smartphone released in 2013 by Samsung for T-Mobile |
Frequently Asked Questions - Galaxy SGH-T399 SAMSUNG
How do I perform a factory reset on my Samsung Galaxy SGH-T399?
Go to Settings > Accounts > Backup and reset > Factory data reset. Confirm and the phone will reboot.
Can I expand the storage on the Galaxy SGH-T399?
Yes, it has a microSD slot that supports up to 64 GB cards.
How do I take a screenshot?
Press and hold the Power and Home buttons simultaneously until you hear a shutter sound.
Does the Galaxy SGH-T399 support 4G LTE?
Yes, it supports 4G LTE bands commonly used by T-Mobile.
How do I update the software?
Go to Settings > About device > Software update and tap Update if available.
Is the battery removable?
Yes, the battery is user-replaceable. Remove the back cover to access it.
What should I do if the phone freezes?
Press and hold the Power button for about 10 seconds to force a restart.
How can I transfer contacts from another phone?
Use Samsung Smart Switch app or import via Bluetooth or SIM card.
Does it have a notification LED?
Yes, there is a notification LED near the front camera that blinks for alerts.
How do I enable USB debugging?
Go to Settings > Developer options (enable it by tapping Build number 7 times) and toggle USB debugging.
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