You can effortlessly change your PTCL Wi-Fi password just by performing a few steps.
Open your web browser, and in the search bar, type 192.168.10.1 or 192.168.1.1 and press enter.
Enter the username and password.
Type Admin in both fields; username and password.
Click on Wireless and then on Security.
Search for the WAPI or WPA Passphrase Bar option.
Click on this bar and set a new password.
Click Apply and your PTCL Wi-Fi password is changed now.