I think the picture describes all.
What should I do?
Could you go to Settings > Reading in your dashboard, and make sure that your site's encoding is set to utf8?
You can also set this value in your site's wp-config.php file, as explained here:
Let me know if it helps.
Wow, this is new for me. Thanks. It solves the problem.
Didn't realize the prev defacer changed that value.
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