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+++ b/README.md
@@ -1,7 +1,7 @@
 # Pitest-Gradle
 
 <!-- Plugin description -->
-This is a plugin for IntelliJ IDEA that allows you to run PIT mutation testing on your Gradle project.
+This is a plugin for IntelliJ IDEA that allows you to run PITest (https://pitest.org/) mutation testing on your Gradle project.
 <!-- Plugin description end -->
 
 ## Features
@@ -23,9 +23,40 @@ This is a plugin for IntelliJ IDEA that allows you to run PIT mutation testing o
 3. Input the target mutation test class, for example `com.example.MyClass` or `MyClass`, and click `OK`
 4. The mutation test will run and the results will be displayed in the `Mutation Tool Window`
 
+## Screenshots
+
+
+To run the plugin, right click on the test file and select `Run Mutation Test` in the `Unittest Helpers` menu.
+
+![run pitest](./screenshots/1.png)
+
+
+Input the target mutation test class, for example `com.example.MyClass` or `MyClass`, and click `OK`
+
+![input target class](./screenshots/2.png)
+
+It will prompt you with the collected classpath information, click `OK` (you can also click `Cancel` to stop the mutation test)
+
+![classpath](./screenshots/3.png)
+
+The mutation test will run; and upon finishing, it will popup a dialog with the verbose output of the mutation test, as well as a button to view the results in the browser
+
+![mutation test results](./screenshots/4.png)
+
+You can also navigate to the `MutationTestHistory` tool window to view the results; 
+double click on a row to will open the code editor to the class under test, and the editor will be decorated with the mutation test results
+
+![mutation test history](./screenshots/5.png)
+
+`MutationTestHistory` tool window also support searching, input the class name and press enter to locate the class; and a second enter will open the code editor to the class under test.
+
+![search](./screenshots/6.png)
+
+
+
+
 ## Known Issues
 
-- [ ] [!due to issue](https://stackoverflow.com/questions/70448459/gradle-error-in-ijresolvers-gradle-when-running-using-intellij-idea/70597547#70597547) you need to disable kotlin plugin if using old version of gradle like 4.4 
 - [ ] it cannot find the classpath if the project is not managed by Gradle, click on the Project structure and import the project as Gradle project
 - [ ] it cannot find the resource directory if you don't mark the directory as resource root, right click on the directory and mark as resource root
 
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