diff --git a/src/mcp_synology_filestation/tools/filestation.py b/src/mcp_synology_filestation/tools/filestation.py
index a2ca6fe..5a78335 100644
--- a/src/mcp_synology_filestation/tools/filestation.py
+++ b/src/mcp_synology_filestation/tools/filestation.py
@@ -261,8 +261,7 @@ def register_filestation(
         sort_by: str = "name",
         sort_direction: str = "asc",
     ):
-        """List directory contents. path: share-relative (e.g. /docker).
-        offset/limit for pagination, sort_by/sort_direction for ordering."""
+        """List directory contents. path: share-relative; offset/limit/sort_by/sort_dir optional."""
         from mcp_synology_filestation.client import SynologyError
 
         # Validate inputs
@@ -348,8 +347,7 @@ def register_filestation(
         recursive: bool = True,
         max_results: int = 200,
     ):
-        """Search files by glob pattern under path. pattern: e.g. "*.yaml".
-        recursive/max_results optional."""
+        """Search files by glob pattern. pattern: e.g. *.yaml; recursive/max_results optional."""
         from mcp_synology_filestation.client import SynologyError
 
         limit = max(1, min(max_results, 1000))
@@ -469,8 +467,7 @@ def register_filestation(
 
     @mcp.tool()
     async def download(path: str):
-        """Download a file as base64 (max 10 MB). path: share-relative.
-        Returns JSON {filename, size, content_base64}."""
+        """Download a file as base64 (max 10 MB). Returns JSON {filename, size, content_base64}."""
         import base64
 
         from mcp_synology_filestation.client import SynologyError
@@ -499,8 +496,7 @@ def register_filestation(
 
     @mcp.tool()
     async def get_info(path: str):
-        """Get metadata (type/size/owner/permissions/timestamps) for one or more paths.
-        path: comma-separated share-relative paths."""
+        """Get file/folder metadata. path: one or more comma-separated share-relative paths."""
         from mcp_synology_filestation.client import SynologyError
 
         paths = [p.strip() for p in path.split(",") if p.strip()]
@@ -589,8 +585,7 @@ def register_filestation(
 
     @mcp.tool()
     async def check_exist(path: str):
-        """Check if one or more paths exist. path: comma-separated share-relative paths.
-        Returns Yes/No table."""
+        """Check if paths exist (comma-separated share-relative paths). Returns Yes/No table."""
         from mcp_synology_filestation.client import SynologyError
 
         paths = [p.strip() for p in path.split(",") if p.strip()]
@@ -638,8 +633,7 @@ def register_filestation(
         name: str,
         create_parents: bool = False,
     ):
-        """Create a folder. path: parent dir, name: folder name (not full path).
-        create_parents: make missing parents."""
+        """Create a folder. path: parent directory, name: folder name (not full path)."""
         from mcp_synology_filestation.client import SynologyError
 
         try:
@@ -661,8 +655,7 @@ def register_filestation(
 
     @mcp.tool()
     async def rename(path: str, new_name: str):
-        """Rename a file or folder. path: current share-relative path,
-        new_name: bare name only (not full path)."""
+        """Rename a file or folder. new_name: bare name only (not a full path)."""
         from mcp_synology_filestation.client import SynologyError
 
         try:
@@ -684,8 +677,7 @@ def register_filestation(
 
     @mcp.tool()
     async def copy(src: str, dst: str, overwrite: bool = False):
-        """Copy src to dst directory.
-        WARNING: overwrite=True replaces existing items (default False)."""
+        """Copy src to dst directory. WARNING: overwrite=True replaces existing items."""
         from mcp_synology_filestation.client import SynologyError
 
         try:
@@ -718,8 +710,7 @@ def register_filestation(
 
     @mcp.tool()
     async def move(src: str, dst: str, overwrite: bool = False):
-        """Move src to dst directory.
-        WARNING: overwrite=True replaces existing items (default False)."""
+        """Move src to dst directory. WARNING: overwrite=True replaces existing items."""
         from mcp_synology_filestation.client import SynologyError
 
         try:
@@ -752,8 +743,7 @@ def register_filestation(
 
     @mcp.tool()
     async def delete(path: str, confirmed: bool = False):
-        """Delete a file or folder. IRREVERSIBLE.
-        confirmed=False (default) shows preview only; pass confirmed=True to actually delete."""
+        """Delete a file or folder (IRREVERSIBLE). confirmed=False shows preview; True deletes."""
         from mcp_synology_filestation.client import SynologyError
 
         if not confirmed:
@@ -794,8 +784,7 @@ def register_filestation(
         format: str = "zip",
         password: str = "",
     ):
-        """Compress paths into an archive. dest_file_path: full path incl. filename.
-        level: store/fastest/fast/normal/moderate/maximum. format: zip/7z."""
+        """Compress paths into a ZIP or 7z archive. dest_file_path: full path incl. filename."""
         from mcp_synology_filestation.client import SynologyError
 
         _valid_levels = {"store", "fastest", "fast", "normal", "moderate", "maximum"}
@@ -847,8 +836,7 @@ def register_filestation(
         create_subfolder: bool = False,
         password: str = "",
     ):
-        """Extract a ZIP or 7z archive to dest_folder_path.
-        overwrite/keep_dir/create_subfolder/password optional."""
+        """Extract a ZIP or 7z archive to dest_folder_path."""
         from mcp_synology_filestation.client import SynologyError
 
         try:
@@ -883,8 +871,7 @@ def register_filestation(
 
     @mcp.tool()
     async def dir_size(path: str):
-        """Get total size, file count and folder count for one or more directories.
-        path: comma-separated share-relative paths."""
+        """Get total size, file count, folder count. path: comma-separated share-relative paths."""
         paths = [p.strip() for p in path.split(",") if p.strip()]
         if not paths:
             return "Error: no path provided."
@@ -962,8 +949,7 @@ def register_filestation(
         overwrite: bool = False,
         create_parents: bool = True,
     ):
-        """Upload base64-encoded content as filename into path (max 50 MB).
-        WARNING: overwrite=True replaces existing file (default False)."""
+        """Upload base64 content to path/filename (max 50 MB). WARNING: overwrite=True replaces."""
         import base64
 
         from mcp_synology_filestation.client import SynologyError
@@ -1003,8 +989,7 @@ def register_filestation(
         overwrite: bool = False,
         create_only: bool = False,
     ):
-        """Check write permission for filename in path.
-        Returns 'Permission granted' or an error message."""
+        """Check write permission for filename in path."""
         from mcp_synology_filestation.client import SynologyError
 
         req_params: dict[str, Any] = {"path": path, "filename": filename}
@@ -1032,8 +1017,7 @@ def register_filestation(
         date_expired: str = "",
         date_available: str = "",
     ):
-        """Create a public sharing link for a file or folder.
-        date_expired/date_available: YYYY-MM-DD, optional."""
+        """Create a public sharing link. date_expired/date_available: YYYY-MM-DD (optional)."""
         from mcp_synology_filestation.client import SynologyError
 
         req_params: dict[str, Any] = {"path": json.dumps(path)}