What is the difference between Preshared Key and router password?

The only difference between Preshared Key and router password is . The password lets you access the access point settings. The WEP key or WPA/WPA2 preshared key/passphrase allows printers and computers to join your wireless network

Wi-Fi Protected Access Pre-Shared Key (WPA-PSK) is a security mechanism used to authenticate and validate users on a wireless LAN (WLAN) or Wi-Fi connection. It is also known as wifi password.However Router password is the router login page password for which the user name is admin.

Wi-Fi Protected Access Pre-Shared Key (WPA-PSK) is a security mechanism used to authenticate and validate users on a wireless LAN (WLAN) or Wi-Fi connection. It is a variation of the WPA security protocol.

WPA-PSK is also known as WPA2-PSK or WPA Personal.