To remove Copyright from your blogger blog follow these steps
First of all sign in to your blogger account
Now go to blog ger Dashboard
Click on the Setting
And Click On Edit HTML as in Picture
See Picture Below
Pres Cntl + F to bring search box and search it ]]></b:skin>
and below this write this code
#Attribution1 {display: none;}
Now Click save Button Enjoy it now it will be look like this
First of all sign in to your blogger account
Now go to blog ger Dashboard
Click on the Setting
And Click On Edit HTML as in Picture
See Picture Below
and below this write this code
#Attribution1 {display: none;}
Now Click save Button Enjoy it now it will be look like this