Yes, it is fully legal because it is open source software and you are free to do whatever change you want. 1. Hide the links
You can hide links by using custom css option, you need to go to Appearance > Customize > Additional Css FOR TWENTY THIRTEEN, FOURTEEN, FIFTEEN , SIXTEEN, SEVENTEEN
In additional css option, add below codes .site-info {display:none}
and Save the File.
FOR ISLEMAG
Add below css #footer-bottom {display:none} FOR COLORMAG
Add below .copyright {display:none} 2. By edit footer.php file
in this method, you need to go to in wp-admin > Appearance> Editor You need to delete some lines of codes and save file. Just choose below themes to get further steps, so you can remove bottom bar area credit: – Sydney
Swing Lite
Interface
Writee
Nisarg
Stout
Primer
ColorMag FOR SYDNEY THEME
Instruction for sydney FOR SWING LITE
Instructions It is created by Access Keys. it do not provide any inbuilt option to hide credit, still you can edit css code but it can give you while space issue above footer, so you should download above instructions to get further information. FOR INTERFACE
instruction FOR WRITEE
instruction FOR NISARG
instruction FOR STOUT AND PRIMER
Instruction FOR COLORMAG
First you need to go in Appearance >> Editor >> Inc >> Functions. php in the line 577, you need to find below codes and delete them and save functions.php file. '' . sprintf( __( 'Theme: %1$s by %2$s.', 'colormag' ), 'ColorMag', $tg_link ) . ' ' . sprintf( __( 'Powered by %s.', 'colormag' ), $wp_link ) You can download above codes to do easily. Download above codes in notepad If you want use easiest method then you should use this hide links method for colormag theme.
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