This guide will help you How to Reset Your wifi Password
The only way to find password of you wifi is to restore the router’s default settings
This article will guide you on how to reset your wifiy defaults and change the router’s password.
click on next chapter to learn how to reset router password
resetting the router will erase all customized settings, including your Wi-Fi
network name (SSID), Wi-Fi password, and other network configurations.
After the reset, you'll need to set up your router again using the
default login information printed on the router's label or in the
manufacturer's documentation.