diff --git a/src/main/utils/common.ts b/src/main/utils/common.ts
index 245f20e..0029050 100644
--- a/src/main/utils/common.ts
+++ b/src/main/utils/common.ts
@@ -1,7 +1,7 @@
 import db from '#/datastore'
 import { clipboard } from 'electron'
 
-export function handleCopyUrl (str: string): void {
+export const handleCopyUrl = (str: string): void => {
   if (db.get('settings.autoCopy') !== false) {
     clipboard.writeText(str)
   }
diff --git a/src/universal/utils/common.ts b/src/universal/utils/common.ts
index 36762c4..896b565 100644
--- a/src/universal/utils/common.ts
+++ b/src/universal/utils/common.ts
@@ -1 +1,17 @@
 export const isUrl = (url: string): boolean => (url.startsWith('http://') || url.startsWith('https://'))
+export const isUrlEncode = (url: string): boolean => {
+  url = url || ''
+  try {
+    return url !== decodeURI(url)
+  } catch (e) {
+    // if some error caught, try to let it go
+    return true
+  }
+}
+
+export const handleUrlEncode = (url: string): string => {
+  if (!isUrlEncode(url)) {
+    url = encodeURI(url)
+  }
+  return url
+}
diff --git a/src/universal/utils/pasteTemplate.ts b/src/universal/utils/pasteTemplate.ts
index 72c09fb..79bfe28 100644
--- a/src/universal/utils/pasteTemplate.ts
+++ b/src/universal/utils/pasteTemplate.ts
@@ -1,9 +1,10 @@
 import db from '#/datastore'
 import { IPasteStyle } from '#/types/enum'
+import { handleUrlEncode } from './common'
 
 const formatCustomLink = (customLink: string, item: ImgInfo) => {
   let fileName = item.fileName!.replace(new RegExp(`\\${item.extname}$`), '')
-  let url = item.url || item.imgUrl
+  const url = handleUrlEncode(item.url || item.imgUrl)
   const formatObj = {
     url,
     fileName
@@ -19,7 +20,7 @@ const formatCustomLink = (customLink: string, item: ImgInfo) => {
 }
 
 export default (style: IPasteStyle, item: ImgInfo) => {
-  let url = item.url || item.imgUrl
+  const url = handleUrlEncode(item.url || item.imgUrl)
   const customLink = db.get('settings.customLink') || '$url'
   const tpl = {
     'markdown': `![](${url})`,