diff --git a/ACKNOWLEDGEMENTS.md b/ACKNOWLEDGEMENTS.md
index bd9d602f..fab81786 100644
--- a/ACKNOWLEDGEMENTS.md
+++ b/ACKNOWLEDGEMENTS.md
@@ -6,3 +6,5 @@ A big thanks to the following individuals for contributing:
 - [@Xeonacid](https://github.com/Xeonacid) for contributing [#58](https://github.com/jdneo/vscode-leetcode/pull/58).
 - [@Himself65](https://github.com/Himself65) for contributing [#61](https://github.com/jdneo/vscode-leetcode/pull/61)
 - [@Vigilans](https://github.com/Vigilans) for contributing [#94](https://github.com/jdneo/vscode-leetcode/pull/94)
+- [@ringcrl](https://github.com/ringcrl) for contributing [#123](https://github.com/jdneo/vscode-leetcode/pull/123)
+- [@pujiaxun](https://github.com/pujiaxun) for contributing [#143](https://github.com/jdneo/vscode-leetcode/pull/143)
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 32e2661a..cf77cb28 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,11 @@ All notable changes to the "leetcode" extension will be documented in this file.
 
 Check [Keep a Changelog](http://keepachangelog.com/) for recommendations on how to structure this file.
 
+## [Unreleased]
+## Added
+- Add new setting: `leetcode.outputFolder` to customize the sub-directory to save the files generated by 'Show Problem' [#119](https://github.com/jdneo/vscode-leetcode/issues/119)
+- Add tooltips for sub-category nodes in LeetCode Explorer [#143](https://github.com/jdneo/vscode-leetcode/pull/143)
+
 ## [0.10.2]
 ## Fixed
 - Test cases cannot have double quotes [#60](https://github.com/jdneo/vscode-leetcode/issues/60)
diff --git a/README.md b/README.md
index 6f3af5e6..0cfae21e 100644
--- a/README.md
+++ b/README.md
@@ -121,6 +121,7 @@
 | `leetcode.defaultLanguage` | Specify the default language used to solve the problem. Supported languages are: `bash`, `c`, `cpp`, `csharp`, `golang`, `java`, `javascript`, `kotlin`, `mysql`, `python`,`python3`,`ruby`,`scala`,`swift` | `N/A` |
 | `leetcode.useWsl` | Specify whether to use WSL or not | `false` |
 | `leetcode.endpoint` | Specify the active endpoint. Supported endpoints are: `leetcode`, `leetcode-cn` | `leetcode` |
+| `leetcode.outputFolder`| Specify the relative path to save the problem files. Besides using customized path, there are also several reserved words which can be used here: <ul><li>`${tag}`: Categorize the problem according to their tags.<li>`${language}`: Categorize the problem according to their language.</li><li>`${difficulty}`: Categorize the problem according to their difficulty.</li></ul> | N/A |
 
 ## Troubleshooting
 When you meet any problem, you can check the [Troubleshooting Page](https://github.com/jdneo/vscode-leetcode/wiki/Troubleshooting) first.
diff --git a/docs/README_zh-CN.md b/docs/README_zh-CN.md
index 7b00e220..ef1c6824 100644
--- a/docs/README_zh-CN.md
+++ b/docs/README_zh-CN.md
@@ -121,6 +121,7 @@
 | `leetcode.defaultLanguage` | 指定答题时使用的默认语言，可选语言有：`bash`, `c`, `cpp`, `csharp`, `golang`, `java`, `javascript`, `kotlin`, `mysql`, `python`,`python3`,`ruby`,`scala`,`swift` | `N/A` |
 | `leetcode.useWsl` | 指定是否启用 WSL | `false` |
 | `leetcode.endpoint` | 指定使用的终端，可用终端有：`leetcode`, `leetcode-cn` | `leetcode` |
+| `leetcode.outputFolder` | 指定保存文件时所用的相对文件夹路径。除了用户自定义路径外，也可以使用保留项，包括：<ul><li>`${tag}`: 根据题目的类别进行分类。<li>`${language}`: 根据题目的语言进行分类。</li><li>`${difficulty}`: 根据题目的难度进行分类。</li></ul> | N/A |
 
 ## 疑难解答
 在遇到任何问题时，可以先查看一下[疑难解答](https://github.com/jdneo/vscode-leetcode/wiki/%E7%96%91%E9%9A%BE%E8%A7%A3%E7%AD%94)文档寻求帮助。