diff --git a/app/appearance/themes/daylight/theme.css b/app/appearance/themes/daylight/theme.css
index 280dff63825..1a54e6c2180 100644
--- a/app/appearance/themes/daylight/theme.css
+++ b/app/appearance/themes/daylight/theme.css
@@ -22,8 +22,7 @@
     --b3-theme-on-error: #fff;
 
     /* 字体 */
-    /* Windows 斜体遮挡添加 "Segoe UI" 字体 https://github.com/siyuan-note/siyuan/issues/11841 */
-    --b3-font-family: "Helvetica Neue", "Luxi Sans", "DejaVu Sans", "Hiragino Sans", "Segoe UI", sans-serif, "Arial", "Tahoma", "Emojis";
+    --b3-font-family: "Helvetica Neue", "Luxi Sans", "DejaVu Sans", "Hiragino Sans", sans-serif, "Arial", "Emojis";
     --b3-font-family-protyle: var(--b3-font-family);
     --b3-font-family-code: "JetBrainsMono-Regular", mononoki, Consolas, "Liberation Mono", Menlo, Courier, monospace, var(--b3-font-family);
     --b3-font-family-graph: arial;
@@ -202,15 +201,15 @@
 }
 
 :root:lang(zh_CN) {
-    --b3-font-family: "Helvetica Neue", "PingFang SC", "Luxi Sans", "DejaVu Sans", "Hiragino Sans GB", "Segoe UI", "Source Han Sans SC", "Microsoft Yahei", sans-serif, "Arial", "Tahoma", "Emojis";
+    --b3-font-family: "Helvetica Neue", "PingFang SC", "Luxi Sans", "DejaVu Sans", "Hiragino Sans GB", "Source Han Sans SC", "Microsoft Yahei", sans-serif, "Arial", "Emojis";
 }
 
 :root:lang(zh_CHT) {
-    --b3-font-family: "Helvetica Neue", "PingFang TC", "Luxi Sans", "DejaVu Sans", "Hiragino Sans TC", "Segoe UI", "Source Han Sans TC", "Microsoft JhengHei", sans-serif, "Arial", "Tahoma", "Emojis";
+    --b3-font-family: "Helvetica Neue", "PingFang TC", "Luxi Sans", "DejaVu Sans", "Hiragino Sans TC", "Source Han Sans TC", "Microsoft JhengHei", sans-serif, "Arial", "Emojis";
 }
 
 :root:lang(ja_JP) {
-    --b3-font-family: "Helvetica Neue", "Luxi Sans", "DejaVu Sans", "Hiragino Sans", "Yu Gothic UI", "Segoe UI", sans-serif, "Arial", "Tahoma", "Emojis";
+    --b3-font-family: "Helvetica Neue", "Luxi Sans", "DejaVu Sans", "Hiragino Sans", "Yu Gothic UI", sans-serif, "Arial", "Emojis";
 }
 
 /* https://github.com/siyuan-note/siyuan/issues/6440 */
diff --git a/app/appearance/themes/midnight/theme.css b/app/appearance/themes/midnight/theme.css
index 92a0ff6ce55..15d48b12750 100644
--- a/app/appearance/themes/midnight/theme.css
+++ b/app/appearance/themes/midnight/theme.css
@@ -22,7 +22,7 @@
     --b3-theme-on-error: #fff;
 
     /* 字体 */
-    --b3-font-family: "Helvetica Neue", "Luxi Sans", "DejaVu Sans", "Hiragino Sans", "Segoe UI", sans-serif, "Arial", "Tahoma", "Emojis";
+    --b3-font-family: "Helvetica Neue", "Luxi Sans", "DejaVu Sans", "Hiragino Sans", sans-serif, "Arial", "Emojis";
     --b3-font-family-protyle: var(--b3-font-family);
     --b3-font-family-code: "JetBrainsMono-Regular", mononoki, Consolas, "Liberation Mono", Menlo, Courier, monospace, var(--b3-font-family);
     --b3-font-family-graph: arial;
@@ -201,15 +201,15 @@
 }
 
 :root:lang(zh_CN) {
-    --b3-font-family: "Helvetica Neue", "PingFang SC", "Luxi Sans", "DejaVu Sans", "Hiragino Sans GB", "Segoe UI", "Source Han Sans SC", "Microsoft Yahei", sans-serif, "Arial", "Tahoma", "Emojis";
+    --b3-font-family: "Helvetica Neue", "PingFang SC", "Luxi Sans", "DejaVu Sans", "Hiragino Sans GB", "Source Han Sans SC", "Microsoft Yahei", sans-serif, "Arial", "Emojis";
 }
 
 :root:lang(zh_CHT) {
-    --b3-font-family: "Helvetica Neue", "PingFang TC", "Luxi Sans", "DejaVu Sans", "Hiragino Sans TC", "Segoe UI", "Source Han Sans TC", "Microsoft JhengHei", sans-serif, "Arial", "Tahoma", "Emojis";
+    --b3-font-family: "Helvetica Neue", "PingFang TC", "Luxi Sans", "DejaVu Sans", "Hiragino Sans TC", "Source Han Sans TC", "Microsoft JhengHei", sans-serif, "Arial", "Emojis";
 }
 
 :root:lang(ja_JP) {
-    --b3-font-family: "Helvetica Neue", "Luxi Sans", "DejaVu Sans", "Hiragino Sans", "Yu Gothic UI", "Segoe UI", sans-serif, "Arial", "Tahoma", "Emojis";
+    --b3-font-family: "Helvetica Neue", "Luxi Sans", "DejaVu Sans", "Hiragino Sans", "Yu Gothic UI", sans-serif, "Arial", "Emojis";
 }
 
 /* https://github.com/siyuan-note/siyuan/issues/6440 */
diff --git a/app/src/assets/scss/component/_typography.scss b/app/src/assets/scss/component/_typography.scss
index 96362d8dc0a..fcefdba5edb 100644
--- a/app/src/assets/scss/component/_typography.scss
+++ b/app/src/assets/scss/component/_typography.scss
@@ -3,6 +3,14 @@
   src: url(../fonts/JetBrainsMono-2.304/JetBrainsMono-Regular.woff2) format('woff2');
 }
 
+// Windows 斜体遮挡添加 "Segoe UI" 字体 https://github.com/siyuan-note/siyuan/issues/11841
+@font-face {
+  font-family: 'Segoe UI Italic Char';
+  src: local("Segoe UI italic");
+  font-style: italic;
+  unicode-range: U+30-39, U+41-5A, U+61-7A, U+29, U+7D;
+}
+
 @font-face {
   font-family: "Emojis";
   src: url(../fonts/Noto-COLRv1-2.047/Noto-COLRv1.woff2) format("woff2"),
@@ -71,6 +79,7 @@
   span[data-type~="em"] {
     font-style: italic;
     color: var(--b3-protyle-inline-em-color);
+    font-family: "Segoe UI Italic Char";
   }
 
   s,