Wi-Fi; Bluetooth; Tethering And Wi-Fi Hotspot - Samsung Galaxy S5 User Manual

Wi-Fi

Wi-Fi is a wireless networking technology that provides
access to local area networks.
Wi-Fi communication requires access to an existing Wi-Fi
network. Wi-Fi networks can be Open (unsecured), or
Secured (requiring you to provide login credentials).
Your device supports the 802.11 a/b/g/n/ac Wi-Fi protocols.
For information on how to use Wi-Fi, see "Wi-Fi" on
page 139.
Wi-Fi Direct
Wi-Fi Direct allows device-to-device connections so you can
transfer large amounts of data over a Wi-Fi connection.
For more information, refer to "Wi-Fi Direct" on page 142.
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Bluetooth

Bluetooth is a short-range communications technology that
allows you to connect wirelessly to a number of Bluetooth
devices, such as headsets and hands-free car kits, and
Bluetooth-enabled handhelds, computers, printers, and
wireless devices. The Bluetooth communication range is
usually up to approximately 30 feet.
For information on how to use Bluetooth, see "Bluetooth" on
page 143

Tethering and Wi-Fi Hotspot

This option allows you to share your phones's mobile data
connection via USB or as a portable Wi-Fi hotspot.
Mobile Hotspot
This feature allows you to turn your device into a Wi-Fi
hotspot, allowing you to provide Internet connectivity to
multiple devices. The feature works best when used in
conjunction with 4G/LTE data services (although 3G service
can also be used).
For more information, refer to "Mobile Hotspot" on
page 148.