Is it safe to use the hotel wifi?

You can consult the hotel customer service staff to connect. Don't use it directly when you see that the wifi name is the name of the hotel. Generally, wifi requires a password to enter. If wifi does not have a password, it is recommended not to connect.

Wifi usage notes: 1. Passwords need to be changed regularly to prevent others from surfing the Internet. Some routers have bridging function, that is, connecting multiple routers, thus expanding the signal transmission range of routers.

2. After using wifi, it is best to turn off the wifi switch on the mobile phone, which can save the power of the mobile phone.

3. The router will generate heat when running for a long time, so it is best to put the router in a ventilated place; The router does not need to be unplugged for a long time; On the router settings page, you can hide the wifi name to prevent others from surfing the Internet, and you can also view the wifi connection devices. If it is not your device, you can add it to the blacklist.

Data expansion: Wi-Fi, like Bluetooth technology, belongs to short-range wireless technology and is a network transmission standard. We can use the locatability of Wi-Fi hotspots to carry out advertising services, and customers can push advertisements by selecting specific areas and hotspots, so that advertisers' advertisements can attract potential customers who are most likely to buy their products. At the same time, advertisers can also formulate corresponding special promotions or preferential activities for different geographical regions.