diff --git a/_data/ui-text.yml b/_data/ui-text.yml
index c1d3a12a9a9a..cb45398ebbcf 100644
--- a/_data/ui-text.yml
+++ b/_data/ui-text.yml
@@ -601,11 +601,11 @@ ko: &DEFAULT_KO
   page                       : "페이지"
   pagination_previous        : "이전"
   pagination_next            : "다음"
-  breadcrumb_home_label      : "Home"
+  breadcrumb_home_label      : "홈"
   breadcrumb_separator       : "/"
   menu_label                 : "토글 메뉴"
   search_label               :
-  toc_label                  : "On This Page"
+  toc_label                  : "목차"
   ext_link_label             : "직접 링크"
   less_than                  : "최대"
   minute_read                : "분 소요"
@@ -614,17 +614,17 @@ ko: &DEFAULT_KO
   tags_label                 : "태그:"
   categories_label           : "카테고리:"
   date_label                 : "업데이트:"
-  comments_label             : "댓글남기기"
+  comments_label             : "댓글 남기기"
   comments_title             : "댓글"
   more_label                 : "더 보기"
   related_label              : "참고"
   follow_label               : "팔로우:"
   feed_label                 : "피드"
-  powered_by                 : "Powered by"
+  powered_by                 : "제작 지원: "
   website_label              : "웹사이트"
   email_label                : "이메일"
   recent_posts               : "최근 포스트"
-  undefined_wpm              : "Undefined parameter words_per_minute at _config.yml"
+  undefined_wpm              : "_config.yml 파일에 words_per_minute 값이 설정되어 있지 않습니다."
   comment_form_info          : "이메일은 공개되지 않습니다. 작성 필요 필드:"
   comment_form_comment_label : "댓글"
   comment_form_md_info       : "마크다운을 지원합니다."
@@ -633,11 +633,11 @@ ko: &DEFAULT_KO
   comment_form_website_label : "웹사이트(선택사항)"
   comment_btn_submit         : "댓글 등록"
   comment_btn_submitted      : "등록됨"
-  comment_success_msg        : "감사합니다! 댓글이 머지된 후 확인하실 수 있습니다."
-  comment_error_msg          : "댓글 등록에 문제가 있습니다. 필요 필드를 작성했는지 확인하고 다시 시도하세요."
-  loading_label              : "로딩중..."
+  comment_success_msg        : "댓글이 등록되었습니다. 등록된 내용은 관리자 승인 후에 표시됩니다."
+  comment_error_msg          : "댓글이 등록되지 않았습니다. 필수 입력 항목이 빠졌는지 확인하고 다시 시도하세요."
+  loading_label              : "로딩 중..."
   search_label_text          :
-  search_placeholder_text    : "검색어를 입력하세요..."
+  search_placeholder_text    : "검색어를 입력하세요."
   search_algolia_no_results  :
   results_found              : "개 결과 발견"
   back_to_top                : "맨 위로 이동"
diff --git a/_includes/author-profile.html b/_includes/author-profile.html
index e256ec7dd18f..88dce8ec2b6a 100644
--- a/_includes/author-profile.html
+++ b/_includes/author-profile.html
@@ -22,6 +22,7 @@ <h3 class="author__name p-name" itemprop="name">
     {% endif %}
   </div>
 
+  {% if author %}
   <div class="author__urls-wrapper">
     <button class="btn btn--inverse">{{ site.data.ui-text[site.locale].follow_label | remove: ":" | default: "Follow" }}</button>
     <ul class="author__urls social-icons">
@@ -243,4 +244,5 @@ <h3 class="author__name p-name" itemprop="name">
       {% include author-profile-custom-links.html %}
     </ul>
   </div>
+  {% endif %}
 </div>
diff --git a/_sass/minimal-mistakes/_page.scss b/_sass/minimal-mistakes/_page.scss
index e33888400eed..27e08ccfd8e7 100644
--- a/_sass/minimal-mistakes/_page.scss
+++ b/_sass/minimal-mistakes/_page.scss
@@ -170,6 +170,12 @@ body {
     margin-top: -1.5em;
     padding-inline-start: 1.25rem;
   }
+
+  /* vertical alignment for first content */
+    :first-child, 
+    aside + :nth-child(2) {
+      margin-top: 0em;
+  }
 }
 
 .page__hero {
diff --git a/_sass/minimal-mistakes/_utilities.scss b/_sass/minimal-mistakes/_utilities.scss
index cd6e94b7fd1d..cb8cceb3af43 100644
--- a/_sass/minimal-mistakes/_utilities.scss
+++ b/_sass/minimal-mistakes/_utilities.scss
@@ -201,13 +201,14 @@ $text-alignments: left, right, start, end, center, justify;
   @each $color, $icons in (
     $behance-color: ".fa-behance, .fa-behance-square",
     $bitbucket-color: ".fa-bitbucket",
+    $bluesky-color: ".fa-bluesky, .fa-square-bluesky",
     $dribbble-color: ".fa-dribbble, .fa-dribbble-square",
     $facebook-color: ".fa-facebook, .fa-facebook-square, .fa-facebook-f",
     $flickr-color: ".fa-flickr",
     $foursquare-color: ".fa-foursquare",
     $github-color: ".fa-github, .fa-github-alt, .fa-github-square",
     $gitlab-color: ".fa-gitlab",
-    $instagram-color: ".fa-instagram",
+    $instagram-color: ".fa-instagram, .fa-square-instagram",
     $keybase-color: ".fa-keybase",
     $lastfm-color: ".fa-lastfm, .fa-lastfm-square",
     $linkedin-color: ".fa-linkedin, .fa-linkedin-in",
@@ -223,6 +224,7 @@ $text-alignments: left, right, start, end, center, justify;
     $vine-color: ".fa-vine",
     $xing-color: ".fa-xing, .fa-xing-square",
     $youtube-color: ".fa-youtube",
+    $black-color: ".fa-x-twitter, .fa-square-x-twitter, .fa-threads, .fa-square-treads, .fa-tiktok",    
   ) {
     #{$icons} {
       color: $color;
diff --git a/_sass/minimal-mistakes/_variables.scss b/_sass/minimal-mistakes/_variables.scss
index 2a3258735264..b7f45bf43fe2 100644
--- a/_sass/minimal-mistakes/_variables.scss
+++ b/_sass/minimal-mistakes/_variables.scss
@@ -90,13 +90,14 @@ $yiq-debug: false !default;
 /* brands */
 $behance-color: #1769ff !default;
 $bitbucket-color: #205081 !default;
+$bluesky-color: #1185FE !default;
 $dribbble-color: #ea4c89 !default;
 $facebook-color: #3b5998 !default;
 $flickr-color: #ff0084 !default;
 $foursquare-color: #0072b1 !default;
 $github-color: #171516 !default;
 $gitlab-color: #e24329 !default;
-$instagram-color: #517fa4 !default;
+$instagram-color: #cd3376 !default;
 $keybase-color: #ef7639 !default;
 $lastfm-color: #d51007 !default;
 $linkedin-color: #007bb6 !default;
@@ -110,8 +111,9 @@ $tumblr-color: #32506d !default;
 $twitter-color: #55acee !default;
 $vimeo-color: #1ab7ea !default;
 $vine-color: #00bf8f !default;
-$youtube-color: #bb0000 !default;
 $xing-color: #006567 !default;
+$youtube-color: #bb0000 !default;
+$black-color: #000000 !default;
 
 /* links */
 $link-color: mix(#000, $info-color, 20%) !default;