diff --git a/components/settings/AddSourceModal.tsx b/components/settings/AddSourceModal.tsx
index 6e0a021..ed70a49 100644
--- a/components/settings/AddSourceModal.tsx
+++ b/components/settings/AddSourceModal.tsx
@@ -14,7 +14,7 @@ interface AddSourceModalProps {
 }
 
 export function AddSourceModal({ isOpen, onClose, onAdd, existingIds, initialValues }: AddSourceModalProps) {
-  const { name, setName, url, setUrl, error, handleSubmit } = useAddSourceForm({
+  const { name, setName, customId, setCustomId, url, setUrl, error, handleSubmit, isEditing } = useAddSourceForm({
     isOpen,
     existingIds,
     onAdd,
@@ -53,6 +53,24 @@ export function AddSourceModal({ isOpen, onClose, onAdd, existingIds, initialVal
               />
             </div>
 
+            <div>
+              <label htmlFor="source-id" className="block mb-2 font-medium text-[var(--text-color)]">
+                源 ID
+              </label>
+              <input
+                id="source-id"
+                type="text"
+                value={customId}
+                onChange={(e) => setCustomId(e.target.value.toLowerCase().replace(/[^a-z0-9-]/g, ''))}
+                placeholder="自动生成，可手动修改"
+                disabled={isEditing}
+                className="w-full bg-[var(--glass-bg)] backdrop-blur-md border border-[var(--glass-border)] rounded-[var(--radius-2xl)] px-4 py-3 text-[var(--text-color)] placeholder:text-[var(--text-color-secondary)] focus:outline-none focus:border-[var(--accent-color)] focus:ring-4 focus:ring-[color-mix(in_srgb,var(--accent-color)_30%,transparent)] transition-all duration-[0.4s] disabled:opacity-50"
+              />
+              <p className="mt-1 text-xs text-[var(--text-color-secondary)]">
+                用于唯一标识此源，仅支持小写字母、数字和连字符
+              </p>
+            </div>
+
             <div>
               <label htmlFor="source-url" className="block mb-2 font-medium text-[var(--text-color)]">
                 接口地址
diff --git a/components/settings/hooks/useAddSourceForm.ts b/components/settings/hooks/useAddSourceForm.ts
index 564a837..8f0dd14 100644
--- a/components/settings/hooks/useAddSourceForm.ts
+++ b/components/settings/hooks/useAddSourceForm.ts
@@ -15,8 +15,15 @@ interface UseAddSourceFormProps {
     initialValues?: VideoSource | null;
 }
 
+function generateIdFromName(name: string): string {
+    const slug = name.toLowerCase().replace(/[^a-z0-9]/g, '-').replace(/-+/g, '-').replace(/^-|-$/g, '');
+    return slug || `custom-${Date.now().toString(36)}`;
+}
+
 export function useAddSourceForm({ isOpen, existingIds, onAdd, onClose, initialValues }: UseAddSourceFormProps) {
     const [name, setName] = useState('');
+    const [customId, setCustomId] = useState('');
+    const [idManuallyEdited, setIdManuallyEdited] = useState(false);
     const [url, setUrl] = useState('');
     const [error, setError] = useState('');
 
@@ -24,15 +31,31 @@ export function useAddSourceForm({ isOpen, existingIds, onAdd, onClose, initialV
         if (isOpen) {
             if (initialValues) {
                 setName(initialValues.name);
+                setCustomId(initialValues.id);
                 setUrl(initialValues.baseUrl);
+                setIdManuallyEdited(true);
             } else {
                 setName('');
+                setCustomId('');
                 setUrl('');
+                setIdManuallyEdited(false);
             }
             setError('');
         }
     }, [isOpen, initialValues]);
 
+    const handleNameChange = (newName: string) => {
+        setName(newName);
+        if (!idManuallyEdited && !initialValues) {
+            setCustomId(generateIdFromName(newName));
+        }
+    };
+
+    const handleIdChange = (newId: string) => {
+        setIdManuallyEdited(true);
+        setCustomId(newId);
+    };
+
     const handleSubmit = (e: React.FormEvent) => {
         e.preventDefault();
         setError('');
@@ -49,18 +72,11 @@ export function useAddSourceForm({ isOpen, existingIds, onAdd, onClose, initialV
             return;
         }
 
-        let id = initialValues?.id;
+        const id = customId.trim() || generateIdFromName(name);
 
-        // Only generate new ID if not editing or if name changed (optional, maybe keep ID stable?)
-        // For now, let's keep ID stable if editing, unless we want to allow re-generating ID.
-        // But if we re-generate ID, we lose history/preferences for that ID.
-        // So better to keep ID if editing.
-        if (!id) {
-            id = name.toLowerCase().replace(/[^a-z0-9]/g, '-');
-            if (existingIds.includes(id)) {
-                setError('此源名称已存在');
-                return;
-            }
+        if (!initialValues && existingIds.includes(id)) {
+            setError('此源 ID 已存在，请修改源 ID');
+            return;
         }
 
         const newSource: VideoSource = {
@@ -79,10 +95,13 @@ export function useAddSourceForm({ isOpen, existingIds, onAdd, onClose, initialV
 
     return {
         name,
-        setName,
+        setName: handleNameChange,
+        customId,
+        setCustomId: handleIdChange,
         url,
         setUrl,
         error,
         handleSubmit,
+        isEditing: !!initialValues,
     };
 }
diff --git a/package-lock.json b/package-lock.json
index 9059092..e2779b4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "kvideo",
-  "version": "4.1.6",
+  "version": "4.1.7",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "kvideo",
-      "version": "4.1.6",
+      "version": "4.1.7",
       "dependencies": {
         "@dnd-kit/core": "^6.3.1",
         "@dnd-kit/sortable": "^10.0.0",
diff --git a/package.json b/package.json
index 4abc99c..e959a0f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "kvideo",
-  "version": "4.1.6",
+  "version": "4.1.7",
   "private": true,
   "scripts": {
     "dev": "next dev",