How to remove this % around my website link name?

Hello,
I would like to know how to remove this %% around my website link name? (www.positifstyle.com). Even when I share links on Facebook, it still appearing %%positifstyle%%.
Is it Permalink option problem? This is the it looks in my dashboard... what you think? What can I do to rect this?

Thank you for your help.
Regards,