If you are using PTCL DSL Broadband Service in your home, office or in hostel! then i strongly suggest you to first change your Admin login password. Although you can’t change username but you can change its password and take its security to next level. Here is the small step by step tutorial on how to change PTCL DSL Modem Admin Password. By following this short guide you will able to change your Broadband administrator login password. By Default admin password can be “admin” or it can be written on the back of your router, which can be easily accessed by any person who have approach to modem device. And i damn sure you never want someone to make hurdle in your internet surfing or connection. So, it is always best to change the default DSL login password and assign new sensitive password to it. you may also interested to read How to reboot DSL modem Remotely – Reset Broadband.