Hello Eulice,
Thank you for your response.
1/ Please check the next screenshot – https://prnt.sc/KwEQKiYPnWfd
2/ You need to update the theme https://prnt.sc/fBKideN9_U02 , so please follow this article – https://xstore.helpscoutdocs.com/article/63-theme-update
3/ What problem do you face with social media? Please describe in more detail and provide screenshots.
You can use Lightshot screenshot or Gyazo tool to make screenshots and share the links here, or you can use a file-sharing service such as WeTransfer https://wetransfer.com/ to upload ready photos there and provide us with URLs.
Kind Regards,
8theme team