This plugin is a collection of various WP tweaks. Simply change the settings as per your requirements.
Plugin Options:
Disable Emojis: Stops js/css code related to emojis.
Remove Blocks CSS: Turn it on if you don’t use blocks editor.
Remove Gutenberg Duotone CSS: Removes the inline CSS added by WP recently.
Remove WLW Manifest Link: Remove the link link to the Windows Live Writer manifest file.
Remove RSD Link: Remove the link to the Really Simple Discovery service endpoint.
Remove WordPress Generator Tag: Remove WP Generator Meta Tag
Remove Feed Links: Remove RSS feed links.
Remove REST Link: Remove WordPress REST API link.
Remove OEmbed Links: Remove oEmbed discovery code.
Remove Shortlink: Remove short links of posts.
Remove DNS Prefetch Links: Remove DNS prefetch code.
Disable Autosave: Disable auto saving of posts.
Show Post/Comment Actions Links: Show comment/post actions links without hovering over the item.
Redirect to post/page on publish/update: Get redirect to front end after you save/publish a post.
Enable Classic Editor: Disable block editor and use classic editor instead.
Enable Classic Widgets: Revert to old classic widgets.
Disable XML RPC: Disable XML RPC, a security risk.
Remove URL field from comment form: Remove URL field from comment form. May not work with some themes.
Disable author sitemap: Disable sitemap of site authors.
Disable category sitemap: Disable sitemap for post categories.
Set image caption on upload: Auto set caption after image upload. File name will be used as caption.
Disable WordPress Email Verification Prompts: Stop WordPress from confirming your current site email.
Change excerpt ellipsis to ‘…’: Replace […] with ‘…’ for excerpt.
Excerpt length (Number of words): Change length of post excerpt.
Empty Trash Time: Change trash time or disable trash.
Number of Post Revisions: Set number of post revisions or disable post revisions.
If you have any suggestions/feedback for this plugin, do let me know.