😊 😴 🎤 Wireless adapter or access point problem - how to fix the problem 🏰 🌚 😧

Wireless internet technology is gaining in popularity. However, despite the apparent perfection, quite often you can meet situations with a lack of connection, although it would seem that the network is configured correctly. In most cases, the problem of the wireless network adapter or access point in Windows 7 or other similar operating systems is connected either with the settings of the routers or with incorrectly set access parameters on the computer, laptop or mobile device. It is further proposed to consider the causes of this phenomenon and several solutions to resolve problems corresponding to typical situations with the appearance of connection errors.