diff --git a/front/components/FileIcon/Index.vue b/front/components/FileIcon/Index.vue
index e5b9f70..f8487cd 100644
--- a/front/components/FileIcon/Index.vue
+++ b/front/components/FileIcon/Index.vue
@@ -3,6 +3,8 @@ import { cx } from 'class-variance-authority'
 import FileIcon from './File.vue'
 import ImageIcon from './Image.vue'
 import VideoIcon from './Video.vue'
+import { fileTypeFromBuffer } from 'file-type'
+
 export type filePreview = {
     type: string
     name: string
@@ -20,8 +22,19 @@ const props = withDefaults(
     }
 )
 const isFile = computed(() => props?.file instanceof File)
-const isImage = computed(() => isFile.value && props?.file?.type?.startsWith('image/'))
-const isVideo = computed(() => isFile.value && props?.file?.type?.startsWith('video/'))
+const { state: fileType } = useAsyncState(async () => {
+    if (!isFile.value) {
+        return null
+    }
+    if (!!props?.file?.type) {
+        return props?.file?.type
+    }
+    const { mime } = (await fileTypeFromBuffer(await (props?.file as File)?.arrayBuffer())) || {}
+    return mime
+}, null)
+
+const isImage = computed(() => isFile.value && fileType.value?.startsWith('image/'))
+const isVideo = computed(() => isFile.value && fileType.value?.startsWith('video/'))
 </script>
 
 <template>
diff --git a/front/package.json b/front/package.json
index 9356fbf..72caf6b 100644
--- a/front/package.json
+++ b/front/package.json
@@ -36,8 +36,10 @@
         "class-variance-authority": "^0.7.1",
         "clsx": "^2.1.1",
         "dayjs": "^1.11.20",
+        "file-type": "^22.0.1",
         "filesize": "^10.1.6",
         "hash-wasm": "^4.12.0",
+        "heic-to": "^1.4.2",
         "lodash-es": "^4.18.1",
         "lucide-vue-next": "^0.542.0",
         "markdown-it": "^14.1.1",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index dd7e296..a963cd0 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -101,12 +101,18 @@ importers:
       dayjs:
         specifier: ^1.11.20
         version: 1.11.20
+      file-type:
+        specifier: ^22.0.1
+        version: 22.0.1
       filesize:
         specifier: ^10.1.6
         version: 10.1.6
       hash-wasm:
         specifier: ^4.12.0
         version: 4.12.0
+      heic-to:
+        specifier: ^1.4.2
+        version: 1.4.2
       lodash-es:
         specifier: ^4.18.1
         version: 4.18.1
@@ -344,6 +350,9 @@ packages:
       commander:
         optional: true
 
+  '@borewit/text-codec@0.2.2':
+    resolution: {integrity: sha512-DDaRehssg1aNrH4+2hnj1B7vnUGEjU6OIlyRdkMd0aUdIUvKXrJfXsy8LVtXAy7DRvYVluWbMspsRhz2lcW0mQ==}
+
   '@clack/core@1.2.0':
     resolution: {integrity: sha512-qfxof/3T3t9DPU/Rj3OmcFyZInceqj/NVtO9rwIuJqCUgh32gwPjpFQQp/ben07qKlhpwq7GzfWpST4qdJ5Drg==}
 
@@ -2517,6 +2526,13 @@ packages:
       '@tiptap/pm': ^3.22.2
       vue: ^3.0.0
 
+  '@tokenizer/inflate@0.4.1':
+    resolution: {integrity: sha512-2mAv+8pkG6GIZiF1kNg1jAjh27IDxEPKwdGul3snfztFerfPGI1LjDezZp3i7BElXompqEtPmoPx6c2wgtWsOA==}
+    engines: {node: '>=18'}
+
+  '@tokenizer/token@0.3.0':
+    resolution: {integrity: sha512-OvjF+z51L3ov0OyAU0duzsYuvO01PH7x4t6DJx+guahgTnBHkhJdG7soQeTSFLWN3efnHyibZ4Z8l2EuWwJN3A==}
+
   '@tybys/wasm-util@0.10.1':
     resolution: {integrity: sha512-9tTaPJLSiejZKx+Bmog4uSubteqTvFrVrURwkmHixBo0G4seD0zUxp98E1DzUBJxLQ3NPwXrGKDiVjwx/DpPsg==}
 
@@ -3994,6 +4010,10 @@ packages:
     resolution: {integrity: sha512-XXTUwCvisa5oacNGRP9SfNtYBNAMi+RPwBFmblZEF7N7swHYQS6/Zfk7SRwx4D5j3CH211YNRco1DEMNVfZCnQ==}
     engines: {node: '>=16.0.0'}
 
+  file-type@22.0.1:
+    resolution: {integrity: sha512-ww5Mhre0EE+jmBvOXTmXAbEMuZE7uX4a3+oRCQFNj8w++g3ev913N6tXQz0XTXbueQ5TWQfm6BdaViEHHn8bhA==}
+    engines: {node: '>=22'}
+
   file-uri-to-path@1.0.0:
     resolution: {integrity: sha512-0Zt+s3L7Vf1biwWZ29aARiVYLx7iMGnEUl9x33fbB/j3jR81u/O2LbqK+Bm1CDSNDKVtJ/YjwY7TUd5SkeLQLw==}
 
@@ -4198,6 +4218,9 @@ packages:
     resolution: {integrity: sha512-0hJU9SCPvmMzIBdZFqNPXWa6dqh7WdH0cII9y+CyS8rG3nL48Bclra9HmKhVVUHyPWNH5Y7xDwAB7bfgSjkUMQ==}
     engines: {node: '>= 0.4'}
 
+  heic-to@1.4.2:
+    resolution: {integrity: sha512-y69thwxfNcEm2Vk8lbOD/cMabnvMJyOREfJYiCHcXCDqlfcPyJoBhyRc8+iDe1B95LRfpbTOpzxzY1xbRkdwBA==}
+
   hey-listen@1.0.8:
     resolution: {integrity: sha512-COpmrF2NOg4TBWUJ5UVyaCU2A88wEMkUPK4hNqyCkqHbxT92BbvfjoSozkAIIm6XhicGlJHhFdullInrdhwU8Q==}
 
@@ -5731,6 +5754,10 @@ packages:
   striptags@3.2.0:
     resolution: {integrity: sha512-g45ZOGzHDMe2bdYMdIvdAfCQkCTDMGBazSw1ypMowwGIee7ZQ5dU0rBJ8Jqgl+jAKIv4dbeE1jscZq9wid1Tkw==}
 
+  strtok3@10.3.5:
+    resolution: {integrity: sha512-ki4hZQfh5rX0QDLLkOCj+h+CVNkqmp/CMf8v8kZpkNVK6jGQooMytqzLZYUVYIZcFZ6yDB70EfD8POcFXiF5oA==}
+    engines: {node: '>=18'}
+
   structured-clone-es@2.0.0:
     resolution: {integrity: sha512-5UuAHmBLXYPCl22xWJrFuGmIhBKQzxISPVz6E7nmTmTcAOpUzlbjKJsRrCE4vADmMQ0dzeCnlWn9XufnAGf76Q==}
 
@@ -5852,6 +5879,10 @@ packages:
     resolution: {integrity: sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA==}
     engines: {node: '>=0.6'}
 
+  token-types@6.1.2:
+    resolution: {integrity: sha512-dRXchy+C0IgK8WPC6xvCHFRIWYUbqqdEIKPaKo/AcTUNzwLTK6AH7RjdLWsEZcAN/TBdtfUw3PYEgPr5VPr6ww==}
+    engines: {node: '>=14.16'}
+
   topojson-client@3.1.0:
     resolution: {integrity: sha512-605uxS6bcYxGXw9qi62XyrV6Q3xwbndjachmNxu8HWTtVPxZfEJN9fd/SZS1Q54Sn2y0TMyMxFj/cJINqGHrKw==}
     hasBin: true
@@ -5919,6 +5950,10 @@ packages:
   ufo@1.6.3:
     resolution: {integrity: sha512-yDJTmhydvl5lJzBmy/hyOAA0d+aqCBuwl818haVdYCRrWV84o7YyeVm4QlVHStqNrrJSTb6jKuFAVqAFsr+K3Q==}
 
+  uint8array-extras@1.5.0:
+    resolution: {integrity: sha512-rvKSBiC5zqCCiDZ9kAOszZcDvdAHwwIKJG33Ykj43OKcWsnmcBRL09YTU4nOeHZ8Y2a7l1MgTd08SBe9A8Qj6A==}
+    engines: {node: '>=18'}
+
   ultrahtml@1.6.0:
     resolution: {integrity: sha512-R9fBn90VTJrqqLDwyMph+HGne8eqY1iPfYhPzZrvKpIfwkWZbcYlfpsb8B9dTvBfpy1/hqAD7Wi8EKfP9e8zdw==}
 
@@ -6626,6 +6661,8 @@ snapshots:
       citty: 0.2.2
       commander: 13.1.0
 
+  '@borewit/text-codec@0.2.2': {}
+
   '@clack/core@1.2.0':
     dependencies:
       fast-wrap-ansi: 0.1.6
@@ -8547,6 +8584,15 @@ snapshots:
       '@tiptap/extension-bubble-menu': 3.22.2(@tiptap/core@3.22.2(@tiptap/pm@3.22.2))(@tiptap/pm@3.22.2)
       '@tiptap/extension-floating-menu': 3.22.2(@floating-ui/dom@1.7.6)(@tiptap/core@3.22.2(@tiptap/pm@3.22.2))(@tiptap/pm@3.22.2)
 
+  '@tokenizer/inflate@0.4.1':
+    dependencies:
+      debug: 4.4.3
+      token-types: 6.1.2
+    transitivePeerDependencies:
+      - supports-color
+
+  '@tokenizer/token@0.3.0': {}
+
   '@tybys/wasm-util@0.10.1':
     dependencies:
       tslib: 2.8.1
@@ -10293,6 +10339,15 @@ snapshots:
     dependencies:
       flat-cache: 4.0.1
 
+  file-type@22.0.1:
+    dependencies:
+      '@tokenizer/inflate': 0.4.1
+      strtok3: 10.3.5
+      token-types: 6.1.2
+      uint8array-extras: 1.5.0
+    transitivePeerDependencies:
+      - supports-color
+
   file-uri-to-path@1.0.0: {}
 
   filesize@10.1.6: {}
@@ -10486,6 +10541,8 @@ snapshots:
     dependencies:
       function-bind: 1.1.2
 
+  heic-to@1.4.2: {}
+
   hey-listen@1.0.8: {}
 
   hookable@5.5.3: {}
@@ -12434,6 +12491,10 @@ snapshots:
 
   striptags@3.2.0: {}
 
+  strtok3@10.3.5:
+    dependencies:
+      '@tokenizer/token': 0.3.0
+
   structured-clone-es@2.0.0: {}
 
   stylehacks@7.0.8(postcss@8.5.8):
@@ -12558,6 +12619,12 @@ snapshots:
 
   toidentifier@1.0.1: {}
 
+  token-types@6.1.2:
+    dependencies:
+      '@borewit/text-codec': 0.2.2
+      '@tokenizer/token': 0.3.0
+      ieee754: 1.2.1
+
   topojson-client@3.1.0:
     dependencies:
       commander: 2.20.3
@@ -12600,6 +12667,8 @@ snapshots:
 
   ufo@1.6.3: {}
 
+  uint8array-extras@1.5.0: {}
+
   ultrahtml@1.6.0: {}
 
   uncrypto@0.1.3: {}