How to make mobile phone wificonfig garbled?

This is a private file format. Open it with an editor like ultraedit, and you can guess the password.

WIFIConfigsetup is a WiFi configuration tool and WiFi module network search software, developed by Shanghai Hanfeng Electronic Technology Co., Ltd., with simple operation, practicality and convenience. It should be noted that the WiFi module and PC need to be connected to the same router environment.