diff --git a/README.md b/README.md
index 1ab12d0..a80fe67 100644
--- a/README.md
+++ b/README.md
@@ -82,11 +82,12 @@ Some preparation:
 <h3>Installation</h3>
 
 1. Use a Docker image, see [documentation for Docker](./doc/en/docker.md) 
-2. You can install using Pypi:
+2. You can install using Pypi (for linux):
 
    ```
    pip install ktransformers --no-build-isolation
    ```
+   for windows we prepare a pre compiled whl package in [ktransformers-0.1.1+cu125torch24avx2-cp311-cp311-win_amd64.whl](https://github.com/kvcache-ai/ktransformers/releases/download/v0.1.1/ktransformers-0.1.1+cu125torch24avx2-cp311-cp311-win_amd64.whl), which require cuda-12.5, torch-2.4, python-3.11, more pre compiled package are being produced. 
 
 3. Or you can download source code and compile:
    - init source code 
@@ -97,11 +98,16 @@ Some preparation:
      git submodule update
      ```
    - [Optional] If you want to run with website, please [compile the website](./doc/en/api/server/website.md) before execute ```bash install.sh```
-   - Compile and install
+   - Compile and install (for Linux)
      ```
      bash install.sh
      ```
 
+   - Compile and install(for Windows)
+     ```
+     install.bat
+     ``` 
+
 <h3>Local Chat</h3>
 We provide a simple command-line local chat Python script that you can run for testing. 
 
diff --git a/ktransformers/ktransformers_ext/cpu_backend/task_queue.h b/ktransformers/ktransformers_ext/cpu_backend/task_queue.h
index d4e6d8a..13836b7 100644
--- a/ktransformers/ktransformers_ext/cpu_backend/task_queue.h
+++ b/ktransformers/ktransformers_ext/cpu_backend/task_queue.h
@@ -4,7 +4,7 @@
  * @Date         : 2024-07-16 10:43:18
  * @Version      : 1.0.0
  * @LastEditors  : chenxl 
- * @LastEditTime : 2024-08-08 04:23:51
+ * @LastEditTime : 2024-08-12 12:28:25
  * @Copyright (c) 2024 by KVCache.AI, All Rights Reserved.
  **/
 #ifndef CPUINFER_TASKQUEUE_H
@@ -51,7 +51,7 @@ public:
 #ifdef _WIN32
         ReleaseMutex(global_mutex);
 #else
-        global_mutex.lock();
+        global_mutex.unlock();
 #endif
     }
 };
@@ -74,4 +74,4 @@ class TaskQueue {
     std::atomic<bool> sync_flag;
     std::atomic<bool> exit_flag;
 };
-#endif
\ No newline at end of file
+#endif