1.Press > > System settings.

2.From the DEVICE section, tap Sound.

3.Tap the Touch sounds checkbox. (A blue checkmark will appear.) To hear sound when the screen is locked or unlocked:

1.Press > > System settings.

2.From the DEVICE section, tap Sound.

3.Tap the Screen lock sound checkbox. (A blue checkmark will appear.) To set the emergency tone option when an emergency call is placed:

1.Press > > System settings.

2.From the DEVICE section, tap Sound.

3.Tap Emergency tone.

4.Tap Off, Alert, or Vibrate.

To set your phone to vibrate when touching buttons and keys:

1.Press > > System settings.

2.From the DEVICE section, tap Sound.

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

Display Settings

Adjusting your phone's display settings not only helps you see what you want, it can also help increase battery life.

Brightness

Adjust your screen‘s contrast (brightness) to suit your surroundings.

1.Press > > System settings.

2.From the DEVICE section, tap Display > Brightness.

3.Use the slider to set a brightness level.

Note: For the best battery performance, use the dimmer levels. 4. Tap OK.

Settings

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Sprint Nextel LG OPTIMUS F3 manual Display Settings, Brightness, Tap Emergency tone Tap Off, Alert, or Vibrate
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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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