First Steps to the World of the Internet: How to Use Wi-Fi

The presence of Wi-Fi in various devices is now no surprise. Producers try to best meet the needs of potential buyers. However, not all use the full technological potential of modern devices. Someone without need, someone just does not know how. Today we will consider what Wi-Fi is, where it came from, why it is needed and how to use Wi-Fi networks. The more we know, the better our life. Recommendations on how to use Wi-Fi can be useful to everyone who takes the first steps in this direction.

Start over. Wi-Fi (pronounced wi-fi) is a way to transfer data without using a wired connection. Its second name is the IEEE 802.11 standard. The letters b / g / n indicate the data transfer rate. It was originally created for cash system maintenance. Now widely distributed and widely used in offices, public places (cafes, stations, libraries, airports), in private homes for wireless Internet access. This is very brief.

Why is it needed? Most modern devices: computers, laptops, tablets, communicators, smartphones - have "on board" the module Wi-Fi. Moreover, Wi-Fi is now actively used in printers, cameras, video surveillance systems and other devices that need a reliable channel for data transfer without wires. It's comfortable.

Any information can be accepted / transmitted. The range of local networks depends on the transmitter power and the presence of interference in the signal path (walls, buildings, trees, terrain). The home access point provides an excellent signal level within any apartment. This makes it possible to get rid of wires and to establish a full-fledged work of several users at once.

How to use Wi-Fi?

This method of data transfer is now mainly used for Internet access. A special device (router / router) creates a local network and "distributes" the Internet via a wireless protocol. Access to the local network can be free for everyone (unsafe network), and password-protected (secure network). You can connect to this network using the Wi-Fi module on your device. After connection, you get full access to the Internet. The speed of your access will depend on the speed of the incoming connection and the total number of connected devices.

Wi-Fi networks: How to use mobile devices

In spite of the "many letters" in the previous paragraphs, everything looks simple and convenient for the user. Turn on Wi-Fi on your device (laptop, tablet, smartphone) and your gadget automatically detects all the networks that are within the access. To connect, select the network from the list. To connect to a secure network, you need a password (ask the owner / administrator of the network), an unprotected password network does not require.

How to use Wi-Fi in public places

Knowingly open to the public use of the network is called - an unsafe network. This means that other users can see the data that you are sending. This point should be kept in focus, if you enter passwords to access your accounts, payment documents or just do not want to let anyone into your personal life. This does not mean that everything you wrote, said or viewed, will immediately become the property of intruders. But there is such a possibility.

How to use Wi-Fi at home

If you want to enjoy the benefits of progress at home - make sure that together with you / instead of you these benefits are not enjoyed by fans of "freebie". Be sure to password protect your network. Otherwise, anyone can easily connect to your home network, and you will have to pay all the traffic of an "uninvited guest" from your pocket. Even if you have unlimited Internet access, you risk losing speed and giving you access to your confidential information.

There is a saying: it is warned - means, it is armed. This, of course, is not a reason to become paranoid and see spies everywhere in a company with pests. One thing is clear: understanding of potential risks and minimal precautions will save you nerves and money, and also make you feel safe.