What is the WiFi function of tablets?

Wi-Fi is a kind of terminal that can connect personal computers, handheld devices (such as PDAs, mobile phones) and other terminals to each other wirelessly. technology. Wi-Fi is a brand of wireless network communication technology owned by the Wi-Fi Alliance. The purpose is to improve the interoperability between wireless network products based on the IEEE 802.11 standard. Nowadays, most people confuse Wi-Fi and IEEE 802.11. Wi-Fi is even equated with wireless Internet.

Wi-Fi was originally the abbreviation of wireless fidelity. The full English name of Wi-Fi is wireless fidelity. In the field of wireless LAN, it refers to "wireless compatibility". "Authentication" is essentially a commercial certification, and it is also a wireless networking technology. In the past, computers were connected through network cables, but now they are connected to the Internet through radio waves; the most common one is a wireless router, so in this wireless router The effective range covered by radio waves can be connected to the Internet using WIFI connection. If the wireless router is connected to an ADSL line or other Internet lines, it is also called a "hotspot".