diff --git a/app/Enums/Watermark/Mode.php b/app/Enums/Watermark/Mode.php
new file mode 100644
index 00000000..1bab7a91
--- /dev/null
+++ b/app/Enums/Watermark/Mode.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace App\Enums\Watermark;
+
+final class Mode
+{
+    const Overlay = 1; // 覆盖原图
+    const Dynamic = 2; // 动态生成
+}
diff --git a/app/Http/Controllers/Controller.php b/app/Http/Controllers/Controller.php
index 4c653838..be9d95fe 100644
--- a/app/Http/Controllers/Controller.php
+++ b/app/Http/Controllers/Controller.php
@@ -4,6 +4,7 @@ namespace App\Http\Controllers;
 
 use App\Enums\GroupConfigKey;
 use App\Enums\UserStatus;
+use App\Enums\Watermark\Mode;
 use App\Exceptions\UploadException;
 use App\Http\Result;
 use App\Models\Group;
@@ -158,10 +159,15 @@ class Controller extends BaseController
                 $contents = Cache::get($cacheKey);
             } else {
                 $contents = $image->filesystem()->read($image->pathname);
+                $configs = collect($image->group?->configs->get(GroupConfigKey::WatermarkConfigs));
+
                 // 是否启用了水印功能，跳过gif和ico图片
-                if ($image->group?->configs->get(GroupConfigKey::IsEnableWatermark) && ! in_array($image->extension, ['ico', 'gif'])) {
-                    $configs = $image->group?->configs->get(GroupConfigKey::WatermarkConfigs);
-                    $contents = $service->stickWatermark($contents, collect($configs))->encode()->getEncoded();
+                if (
+                    $image->group?->configs->get(GroupConfigKey::IsEnableWatermark) &&
+                    $configs->get('mode', Mode::Overlay) == Mode::Dynamic &&
+                    ! in_array($image->extension, ['ico', 'gif'])
+                ) {
+                    $contents = $service->stickWatermark($contents, $configs)->encode()->getEncoded();
                 }
                 $cacheTtl = (int)$image->group?->configs->get(GroupConfigKey::ImageCacheTtl, 0);
                 // 是否启用了缓存
diff --git a/app/Services/ImageService.php b/app/Services/ImageService.php
index f8ce68b6..b40b24ed 100644
--- a/app/Services/ImageService.php
+++ b/app/Services/ImageService.php
@@ -25,6 +25,7 @@ use App\Enums\UserConfigKey;
 use App\Enums\UserStatus;
 use App\Enums\Watermark\FontOption;
 use App\Enums\Watermark\ImageOption;
+use App\Enums\Watermark\Mode;
 use App\Exceptions\UploadException;
 use App\Models\Group;
 use App\Models\Image;
@@ -150,6 +151,17 @@ class ImageService
         // 上传频率限制
         $this->rateLimiter($configs, $request);
 
+        // 是否启用水印，覆盖原图片
+        if (
+            $configs->get(GroupConfigKey::IsEnableWatermark) &&
+            collect($configs->get(GroupConfigKey::WatermarkConfigs))->get('mode', Mode::Overlay) == Mode::Overlay &&
+            ! in_array($extension, ['ico', 'gif'])
+        ) {
+            $watermarkImage = $this->stickWatermark($file, collect($configs->get(GroupConfigKey::WatermarkConfigs)));
+            $watermarkImage->save();
+            $file = new UploadedFile($watermarkImage->basePath(), $file->getClientOriginalName(), $file->getMimeType());
+        }
+
         $filename = $this->replacePathname(
             $configs->get(GroupConfigKey::PathNamingRule).'/'.$configs->get(GroupConfigKey::FileNamingRule), $file,
         );
diff --git a/config/convention.php b/config/convention.php
index 5b41eaab..f449cd60 100644
--- a/config/convention.php
+++ b/config/convention.php
@@ -13,6 +13,7 @@ use App\Enums\Scan\TencentOption;
 use App\Enums\UserConfigKey;
 use App\Enums\Watermark\FontOption;
 use App\Enums\Watermark\ImageOption;
+use App\Enums\Watermark\Mode;
 
 return [
     'app' => [
@@ -75,6 +76,7 @@ return [
             ],
         ],
         GroupConfigKey::WatermarkConfigs => [
+            'mode' => Mode::Overlay,
             'driver' => 'font',
             'drivers' => [
                 'font' => [
diff --git a/resources/views/admin/group/add.blade.php b/resources/views/admin/group/add.blade.php
index fbe7c0a7..9b7293fe 100644
--- a/resources/views/admin/group/add.blade.php
+++ b/resources/views/admin/group/add.blade.php
@@ -204,9 +204,15 @@
                         <div data-tab="watermark" class="hidden grid grid-cols-6 gap-6">
                             <p class="mb-3 text-red-600 text-sm"><i class="fas fa-exclamation"></i> 开启水印功能前请注意考虑图片版权问题。</p>
                             <div class="col-span-6 mb-4">
-                                <x-fieldset title="开启水印" faq="请注意，水印功能仅在开启了「原图保护」功能的情况下生效。">
+                                <x-fieldset title="开启水印" faq="请注意，水印模式为动态生成时，仅在开启了「原图保护」功能的情况下生效。">
                                     <x-switch id="configs[is_enable_watermark]" name="configs[is_enable_watermark]" value="1"></x-switch>
                                 </x-fieldset>
+                                <div class="col-span-6 mt-4 mb-4">
+                                    <x-fieldset title="水印模式">
+                                        <x-fieldset-radio id="configs[watermark_configs][mode]_overlay" name="configs[watermark_configs][mode]" value="{{ \App\Enums\Watermark\Mode::Overlay }}" checked>覆盖原图</x-fieldset-radio>
+                                        <x-fieldset-radio id="configs[watermark_configs][mode]_dynamic" name="configs[watermark_configs][mode]" value="{{ \App\Enums\Watermark\Mode::Dynamic }}">动态生成</x-fieldset-radio>
+                                    </x-fieldset>
+                                </div>
                                 <div class="col-span-6 mt-4 mb-4">
                                     <x-fieldset title="水印类型">
                                         <x-fieldset-radio id="configs[watermark_configs][driver]_font" name="configs[watermark_configs][driver]" data-select="watermark" value="font" checked>文字水印</x-fieldset-radio>
diff --git a/resources/views/admin/group/edit.blade.php b/resources/views/admin/group/edit.blade.php
index 85401664..6642db32 100644
--- a/resources/views/admin/group/edit.blade.php
+++ b/resources/views/admin/group/edit.blade.php
@@ -204,9 +204,15 @@
                         <div data-tab="watermark" class="hidden grid grid-cols-6 gap-6">
                             <p class="mb-3 text-red-600 text-sm"><i class="fas fa-exclamation"></i> 开启水印功能前请注意考虑图片版权问题。</p>
                             <div class="col-span-6 mb-4">
-                                <x-fieldset title="开启水印" faq="请注意，水印功能仅在开启了「原图保护」功能的情况下生效。">
+                                <x-fieldset title="开启水印" faq="请注意，水印模式为动态生成时，仅在开启了「原图保护」功能的情况下生效。">
                                     <x-switch id="configs[is_enable_watermark]" name="configs[is_enable_watermark]" value="1" :checked="(bool)$group->configs->get('is_enable_watermark')"></x-switch>
                                 </x-fieldset>
+                                <div class="col-span-6 mt-4 mb-4">
+                                    <x-fieldset title="水印模式">
+                                        <x-fieldset-radio id="configs[watermark_configs][mode]_overlay" name="configs[watermark_configs][mode]" value="{{ \App\Enums\Watermark\Mode::Overlay }}" :checked="($group->configs['watermark_configs']['mode'] ?? '') === 'overlay'">覆盖原图</x-fieldset-radio>
+                                        <x-fieldset-radio id="configs[watermark_configs][mode]_dynamic" name="configs[watermark_configs][mode]" value="{{ \App\Enums\Watermark\Mode::Dynamic }}" :checked="($group->configs['watermark_configs']['dynamic'] ?? '') === 'dynamic'">动态生成</x-fieldset-radio>
+                                    </x-fieldset>
+                                </div>
                                 <div class="col-span-6 mt-4 mb-4">
                                     <x-fieldset title="水印类型">
                                         <x-fieldset-radio id="configs[watermark_configs][driver]_font" name="configs[watermark_configs][driver]" data-select="watermark" value="font" :checked="($group->configs['watermark_configs']['driver'] ?? '') === 'font'">文字水印</x-fieldset-radio>