diff --git a/README.md b/README.md
index c7bc199e..27fb806a 100644
--- a/README.md
+++ b/README.md
@@ -120,7 +120,7 @@ Mark Text build for these platforms ![Conda](https://img.shields.io/conda/pn/con
 
 | ![]( https://github.com/ryanoasis/nerd-fonts/wiki/screenshots/v1.0.x/mac-pass-sm.png) | ![]( https://github.com/ryanoasis/nerd-fonts/wiki/screenshots/v1.0.x/windows-pass-sm.png) | ![]( https://github.com/ryanoasis/nerd-fonts/wiki/screenshots/v1.0.x/linux-pass-sm.png) |
 | :----------------------------------------------------------: | :----------------------------------------------------------: | :----------------------------------------------------------: |
-| [latest version](https://github.com/marktext/marktext/releases/download/v0.8.12/marktext-0.8.12.dmg) | [latest version](https://github.com/marktext/marktext/releases/download/v0.8.12/marktext-setup-0.8.12.exe) | [latest version](https://github.com/marktext/marktext/releases/download/v0.8.12/marktext-0.8.12-x86_64.AppImage) |
+| [latest version](https://github.com/marktext/marktext/releases/download/v0.9.25/marktext-0.9.25.dmg) | [latest version](https://github.com/marktext/marktext/releases/download/v0.9.25/marktext-setup-0.9.25.exe) | [latest version](https://github.com/marktext/marktext/releases/download/v0.9.25/marktext-0.9.25-x86_64.AppImage) |
 
 Did not found your system ? Go the the [release page](https://github.com/marktext/marktext/releases). Still not found ? Shoot an [issue](https://github.com/marktext/marktext/issues).
 
diff --git a/src/editor/contentState/copyCutCtrl.js b/src/editor/contentState/copyCutCtrl.js
index f2977dcb..0c687870 100644
--- a/src/editor/contentState/copyCutCtrl.js
+++ b/src/editor/contentState/copyCutCtrl.js
@@ -61,16 +61,6 @@ const copyCutCtrl = ContentState => {
       })
     }
 
-    // const mathText = $(`.${CLASS_OR_ID['AG_MATH']} span`)
-    // if (mathText.length > 0) {
-    //   mathText.each((i, m) => {
-    //     const ele = $(m)
-    //     console.log(ele.text())
-
-    //     ele.text(ele.text().replace(/\\/g, ''))
-    //   })
-    // }
-
     const codefense = $(`pre.${CLASS_OR_ID['AG_CODE_BLOCK']}`)
     if (codefense.length > 0) {
       codefense.each((i, cf) => {
diff --git a/src/editor/contentState/pasteCtrl.js b/src/editor/contentState/pasteCtrl.js
index 4b5fce50..c8fce159 100644
--- a/src/editor/contentState/pasteCtrl.js
+++ b/src/editor/contentState/pasteCtrl.js
@@ -35,6 +35,7 @@ const pasteCtrl = ContentState => {
     }
 
     const stateFragments = this.html2State(html)
+
     if (stateFragments.length <= 0) return
     // step 1: if select content, cut the content, and chop the block text into two part by the cursor.
     const { start, end } = this.cursor
diff --git a/src/editor/index.js b/src/editor/index.js
index 4bc90496..4df331fe 100644
--- a/src/editor/index.js
+++ b/src/editor/index.js
@@ -147,7 +147,7 @@ class Aganippe {
       const { left, top } = emojiNode.getBoundingClientRect()
       const cb = item => {
         setInlineEmoji(emojiNode, item, selection)
-        this.floatBox.hideIfNeeded(['emojis'])
+        this.floatBox.hideIfNeeded(['emoji'])
       }
       if (list.length) {
         this.floatBox.showIfNeeded({
@@ -155,7 +155,7 @@ class Aganippe {
         }, 'emoji', cb)
         this.floatBox.setOptions(list)
       } else {
-        this.floatBox.hideIfNeeded('emojis')
+        this.floatBox.hideIfNeeded('emoji')
       }
     }
   }
diff --git a/src/editor/utils/importMarkdown.js b/src/editor/utils/importMarkdown.js
index 33092322..347a899a 100644
--- a/src/editor/utils/importMarkdown.js
+++ b/src/editor/utils/importMarkdown.js
@@ -222,7 +222,8 @@ const importRegister = ContentState => {
   }
   // transform `paste's text/html data` to content state blocks.
   ContentState.prototype.html2State = function (html) {
-    const markdown = turndownService.turndown(html)
+    // remove double `\\` in Math but I dont know why there are two '\' when paste. @jocs
+    const markdown = turndownService.turndown(html).replace(/(\\)\\/g, '$1')
     return this.getStateFragment(markdown)
   }