Wi-Fi (pronounced as /wafa/, pronounced as /wifi/ in French), also known as "mobile hotspot" in Chinese, is a trademark of the manufacturer of the Wi-Fi alliance as a product brand certification, and is a wireless LAN technology created in the IEEE802. 1 1 standard. Based on the close relationship between the two systems, Wi-Fi is often regarded as synonymous with IEEE 802. 1 1 standard. "Wi-Fi" is often written as "Wifi" or "WiFi", but they are not recognized by the Wi-Fi alliance.

The computer can't connect to WI-FI again! Foyol looked at the computer testily and said.

The computer can't connect to wifi again! He looked at the computer testily and said.

Also,? No? WiFi？ Can be accessed everywhere? Three? At night? we? Used to be. There? And then what? No? Internet? Visit any one? Computer? Are you online? That? Reception? Area.

What's more, we can't surf the Internet wirelessly for three days, and neither can the computers at the front desk and reception desk.

The word Wi-Fi is often mistaken for Wi-Fi. Even the Wi-Fi Alliance itself often uses the word "Wi-Fi" in press releases and documents, and Wi-Fi also appears in a paper of ITAA. But in fact, the word Wi-Fi doesn't mean anything, and it's incomplete.

Wireless network refers to the "wireless compatibility certification" in the field of wireless local area network, which is essentially a commercial certification and a wireless networking technology. In the past, computers were connected by network cables, while Wi-Fi was connected by radio waves.

Reference: Baidu Encyclopedia