diff --git a/swanlab/sync/wandb.py b/swanlab/sync/wandb.py
index 049372a3..bb496e0d 100644
--- a/swanlab/sync/wandb.py
+++ b/swanlab/sync/wandb.py
@@ -1,23 +1,33 @@
 import swanlab
 
-def sync_wandb():
+def sync_wandb(mode:str="cloud", wandb_run:bool=True):
     """
-    sync wandb with swanlab
+    sync wandb with swanlab, 暂时不支持log非标量类型
+    
+    - mode: "cloud", "local" or "disabled". https://docs.swanlab.cn/api/py-init.html
+    - wandb_run: 如果此参数设置为False，则不会将数据上传到wandb，等同于设置wandb.init(mode="offline")。
     
     usecase:
     ```python
+    import wandb
+    import random
     import swanlab
+
     swanlab.sync_wandb()
-    
+    # swanlab.init(project="sync_wandb")
+
     wandb.init(
         project="test",
         config={"a": 1, "b": 2},
         name="test",
     )
 
-    for epoch in range(10):
+    epochs = 10
+    offset = random.random() / 5
+    for epoch in range(2, epochs):
         acc = 1 - 2 ** -epoch - random.random() / epoch - offset
         loss = 2 ** -epoch + random.random() / epoch + offset
+
         wandb.log({"acc": acc, "loss": loss})
     ```
     """
@@ -30,6 +40,7 @@ def sync_wandb():
     original_init = wandb.init
     original_log = wandb_sdk.wandb_run.Run.log
     original_finish = wandb_sdk.finish
+    original_config_update = wandb_sdk.wandb_config.Config.update
     
     def patched_init(*args, **kwargs):
         project = kwargs.get('project', None)
@@ -40,11 +51,25 @@ def patched_init(*args, **kwargs):
             swanlab.init(
                 project=project,
                 experiment_name=name,
-                config=config)
+                config=config,
+                mode=mode)
         else:
             swanlab.config.update(config)
         
-        return original_init(*args, **kwargs)
+        if wandb_run is False:
+            kwargs["mode"] = "offline"
+            return original_init(*args, **kwargs)
+        else:
+            return original_init(*args, **kwargs)
+
+    def patched_config_update(*args, **kwargs):
+        try:
+            config= args[1]
+        except:
+            config= None
+        if config is not None:
+            swanlab.config.update(config)
+        return original_config_update(*args, **kwargs)
 
     def patched_log(*args, **kwargs):
         data = args[1]
@@ -66,4 +91,5 @@ def patched_finish(*args, **kwargs):
 
     wandb.init = patched_init
     wandb_sdk.wandb_run.Run.log = patched_log
-    wandb_sdk.wandb_run.Run.finish = patched_finish
\ No newline at end of file
+    wandb_sdk.wandb_run.Run.finish = patched_finish
+    wandb_sdk.wandb_config.Config.update = patched_config_update
\ No newline at end of file