If the Apple iPhone 5 becomes unresponsive or doesn't perform as expected, you can perform a hard reset to return it to a factory default state.
Important: A hard reset will delete your data, apps and settings.

You can use your Samsung Galaxy S4 as a portable Wi-Fi hotspot. This lets you share your phone's Internet connection with other devices via Wi-Fi.

Please note: When other devices use your Wi-Fi hotspot, they use data from your mobile service. Charges may apply.

When abroad, data roaming is required to use email, web browsing and other data services. Please note that data roaming charges will apply.

To avoid unwanted roaming charges, you can turn off data roaming. You can also turn off data services altogether. This way, your Samsung Galaxy S III will only transmit data over Wi-Fi.

The cache stores files for faster web browsing. Clearing the cache can help resolve some issues and also save space on your Samsung Galaxy S4. Cookies are files that store information and allow websites to remember your preferences.

You can use your Samsung Galaxy S III as a portable Wi-Fi hotspot. This lets you share your phone's Internet connection with other devices via Wi-Fi.
Please note that you'll be using data from your mobile network and charges may apply.

You can change the USB settings so that your phone will sync, charge, etc. when connected to a computer.

If your Samsung Galaxy S5 becomes unresponsive or doesnʼt perform as expected, you can perform a hard reset to return it to the factory default state.

Warning: All of your data, downloaded apps and settings will be erased during the reset.

Before resetting your phone, turn it off and then on again. This may solve the problem. If your phone doesnʼt turn on, follow these steps to perform a hard reset.

You can uninstall downloaded applications to free up space and memory on the Samsung Galaxy S III.

The cache stores files for faster web browsing. Clearing the cache can help resolve some issues and also save space on the Samsung Galaxy S III. Cookies are files that store information and allow websites to remember your preferences.

When abroad, data roaming is required to use email, web browsing and other data services. Please note that data roaming charges will apply.

To avoid unwanted roaming charges, you can turn off data roaming. You can also turn off data services altogether. This way, your Samsung Galaxy S4 will only transmit data over Wi-Fi.