diff --git a/comfy/__init__.py b/comfy/__init__.py
index 1bc71ad..f3e4039 100644
--- a/comfy/__init__.py
+++ b/comfy/__init__.py
@@ -4,8 +4,11 @@ import json
 import asyncio
 import threading
 import numpy as np
+import platform
 from .utils import auto_install_ps_plugin
-auto_install_ps_plugin()
+
+if platform.system() == 'Windows':
+    auto_install_ps_plugin()
 
 from .sdppp import SDPPP
 sdppp = SDPPP(PromptServer)
diff --git a/comfy/static/plugins/sd-ppp_PS.ccx b/comfy/static/plugins/sd-ppp_PS.ccx
index 985dad5..ca4523c 100644
Binary files a/comfy/static/plugins/sd-ppp_PS.ccx and b/comfy/static/plugins/sd-ppp_PS.ccx differ
diff --git a/readme.md b/readme.md
index 295c9b8..ccca4bd 100644
--- a/readme.md
+++ b/readme.md
@@ -6,12 +6,12 @@
     ![cmanager](doc/image/comfymanager.png)
 
 2. install Photoshop plugin
-    1. by CXX:
+    1. by CCX:
         1. download `http://<your-comfy-url>/extensions/sd-ppp/plugins/sd-ppp_PS.ccx`.
         2. double click the `.ccx` file. Or place it into photoshop's plugin directory.
     2. by UXP develop Tool (you can debug the code this way):
         1. clone this repository
-        2. [optionnal] run `npm install` and `npm build` in `photoshop` directory. (if you want to debug or modify the code)
+        2. [optional] Run `npm install` and `npm build` in `photoshop` directory. (if you want to debug or modify the code)
         3. click `Add Plugin` in UXP Develop Tool by selecting `photoshop/dist/manifest.json`.
 
 3. connect to comfyUI in Photoshop