Not required but recommended issues

[kafleg]

Check	Run on block theme	Level	Handbook page updated
Admin Menu	yes	warning, recommended	not yet
comments	no	recommended	new
comment pagination	no	recommended	needs update
comment-reply	no	recommended, info	needs update
Editor style	no	recommended
Deprecated	no	warning	needs update
i18n	yes	recommended
Generated	no	warning	needs update
Gravatar	no	recommended	needs update
Nav menu	no	required, warning, recommended
Post formats*	no	info	no
Post thumbnail	no	recommended. Remove?
Suggested styles	no	recommended
Theme Support	no	recommended	new
content width	yes	recommended	needs update
Post navigation and pagination	no	recommended
Screen Reader Text	no	info	needs update
Script tag	yes	required, reduce to recommended? It does not block upload.
Style tags checks for allowed and deprecated tags in style.css	yes	info	not yet
Tags	no	recommended	needs update
Widgets	no	recommended, required
Block patterns	yes	recommended	new
Favicon	yes	recommended	no
<Title> tag and wp_title	yes	recommended	update needed