diff --git a/README.md b/README.md
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+++ b/README.md
@@ -1,6 +1,16 @@
 # FMHYFilterlist
 FMHY Filterlist
 ## How to use
-1 - Open ublock origin.
-2 - Click filter lists 
-3 - Scroll down to "Import" click it and type this url: '''https://raw.githubusercontent.com/WindowsAurora/FMHYFilterlist/main/filterlist.txt''' and hit enter.
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+1. Open ublock origin.
+2. Click filter lists 
+3. Scroll down to "Import" click it and type this url: ``` https://raw.githubusercontent.com/WindowsAurora/FMHYFilterlist/main/filterlist.txt``` and hit enter.
+
+## How to use ( Developer Branch)
+1. Open ublock origin.
+2. Click filter lists 
+3. Scroll down to "Import" click it and type this url: ```https://raw.githubusercontent.com/WindowsAurora/FMHYFilterlist/dev/filterlist.txt``` and hit enter.
+
+
+## How to contribute.
+
+Fork the project and make a new branch. add a filter in sitelist.txt and run build.py then submit a pull request. 
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