First, we need to click to open the wifi scanning hotspot, as shown below.
Let's see if some have key marks on the right and some don't. Representatives with key marks can be cracked, and those without key marks are not worth thinking about.
Click the wireless network marked with the key, and the master key connection will be displayed on the right. For the future, please see the next chapter.
Click the master key to connect automatically, and it will show that you are connecting. Wait a few seconds for automatic connection.
After connection, you need to find a place with strong signal, and then you need to use signal detection.
Click in, then slowly move the position to find the position with strong signal. At this time, if you want to know whether the internet speed is fast or not,