Avg anti theft pin error

Hello I forgot my pin.
then I tried AVG Account website for unlock.
but
if I use google account website says "There are no devices under this account, please log out and log in again using AVG MyAccount." 
if I use avgmyaccount info website says "Wrong username or password"
now, I can't my phone about this.
can you help me quickly please.

Hello Yusuf,

Sorry for the inconvenience caused.
We request you to contact our Mobile team regarding this.
Please click on the following  link http://bit.ly/1EC8H4H and fill out your details, select as "ANDROID" then the name of AVG Program that you installed in your mobile and in description explain about your issue completely and finally click on Email option.
Our AVG mobile team will reply back to you via email with a resolution.

Hello Yusuf,

Sorry for the inconvenience caused.
We request you to contact our Mobile team regarding this.
Please click on the following  link http://bit.ly/1EC8H4H and fill out your details, select as "ANDROID" then the name of AVG Program that you installed in your mobile and in description explain about your issue completely and finally click on Email option.
Our AVG mobile team will reply back to you via email with a resolution.