single-post.php but WordPress still uses single.php to display posts. What is the likely problem?single-{post-type}.php where {post-type} matches the post type slug exactly.single-post.php is correct if the post type is 'post'. But if the post type is custom or named differently, the file name must match exactly.single-post.php, it may be because the post type slug is not 'post' or the file is misplaced.single-{post-type}.php -> Option Asingle-{post-type}.php exactly to post type slug [OK]single-post.php always works for postssingle-{post-type}.php files15+ quiz questions · All difficulty levels · Free
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