1.Press > > Lock screen.

2.Tap the Owner info checkbox to show owner information on the lock screen. (A blue checkmark will appear.)

3.Tap to enter the owner information.

Lock Timer

Choose the amount of time before the screen automatically locks after the screen has timed-out.

1.Press > > Lock screen > Lock timer.

2.Tap the desired time.

Power Button Instantly Locks

Checkmark to instantly lock the screen when you press the Power/Lock Button .

1.Press > > Lock screen.

2.Tap the Power button instantly locks checkbox to turn on the feature. (A blue checkmark will appear.)

Vibrate On Touch

The phone will vibrate when entering your unlock sequence.

1.Press > > Lock screen.

2.Tap the Vibrate on touch checkbox. (A blue checkmark will appear).

Storage

The Storage menu lets you monitor the used and available space on the system memory.

1.Press > > System settings.

2.From the DEVICE section, tap Storage.

To unmount the microSD card from your phone safely:

1.Press > > System settings.

2.From the DEVICE section, tap Storage > Unmount SD card.

Now, you can remove the microSD card from the phone.

To erase all data on microSD card and prepare it for use with your phone:

Settings

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Sprint Nextel LG OPTIMUS F3 manual Storage, Lock Timer, Power Button Instantly Locks, Vibrate On Touch
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LG OPTIMUS F3 specifications

The Sprint Nextel LG Optimus F3 is a stylish and efficient smartphone designed to cater to the needs of a range of users, from casual smartphone owners to tech enthusiasts. Released in 2013, the Optimus F3 stands out in the mid-range smartphone market due to its appealing blend of features, affordability, and performance.

One of the key features of the Optimus F3 is its vibrant 4.0-inch IPS LCD display, which offers a resolution of 800x480 pixels. This screen quality ensures that users can enjoy bright and colorful visuals, whether they're browsing the web, watching videos, or playing games. The compact size of the screen also makes it easy to hold and operate with one hand.

Under the hood, the Optimus F3 is powered by a dual-core 1.2 GHz Qualcomm Snapdragon processor. This processing capability is complemented by 1GB of RAM, allowing for smooth multitasking and efficient performance across various applications. Users can expect seamless browsing, responsive navigation, and a quick launch of apps, making the device convenient for everyday tasks.

The device also boasts an 8MP rear camera with autofocus and LED flash, which enables users to capture high-quality images and videos. Additionally, there is a 1.3MP front camera for self-portraits and video calls. The camera's features, combined with LG's image processing technology, yield impressive photo quality and offer a wealth of options for customization.

Connectivity is another strong suit of the LG Optimus F3. It supports 4G LTE networks, providing users with rapid download and browsing speeds. Moreover, it offers Wi-Fi, Bluetooth, and GPS functionalities, ensuring that users can stay connected and navigate efficiently.

The device operates on Android 4.1 Jelly Bean, which provides users with a user-friendly interface and access to a plethora of applications via the Google Play Store. The Optimus F3 is equipped with a 2,460mAh removable battery, which contributes to its longevity, allowing users to enjoy their device throughout the day without frequent recharging.

In summary, the Sprint Nextel LG Optimus F3 combines essential features, solid performance, and connectivity options, making it an appropriate choice for users seeking a reliable smartphone experience without breaking the bank. Its combination of functionality and style ensures that it remains a notable contender in the mid-range smartphone arena.
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