diff --git a/Home.md b/Home.md
index f6da854..79d3633 100644
--- a/Home.md
+++ b/Home.md
@@ -4,8 +4,17 @@
 
 ## 安装
 
-1. ~~设定 [`.npmrc`][npmrc]，加入 `@unlock-music:registry=https://npm.pkg.github.com`~~ GitHub 的需要登入…
-2. 安装依赖 `npm i --save @unlock-music/joox-crypto`；
+1. 建立一个只有 `package:read` 权限的 PAT Token：
+2. 设定 [`~/.npmrc`][npmrc]，加入下述内容并替换 `<刚申请的 PAT>` 为刚申请的 Token 值（如 `ghp_ABCDEF0123456789`）:
+
+    ```ini
+    //npm.pkg.github.com/:_authToken=<刚申请的 PAT>
+    @unlock-music:registry=https://npm.pkg.github.com
+    ```
+
+3. 安装依赖 `npm i --save @unlock-music/joox-crypto`；
+
+注：使用 GitHub Actions 构建时应该[不需要提供 auth token][ref_workflow]。
 
 ## 使用
 
@@ -25,3 +34,4 @@ const decrypted = decryptor.decryptFile(data);
 
 [npmrc]: https://docs.github.com/en/packages/working-with-a-github-packages-registry/working-with-the-npm-registry#installing-a-package
 [ref_source]: https://github.com/unlock-music/joox-crypto/blob/main/joox-decrypt
+[ref_workflow]: https://docs.github.com/en/packages/managing-github-packages-using-github-actions-workflows/publishing-and-installing-a-package-with-github-actions#installing-a-package-using-an-action
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