diff --git a/README.md b/README.md
index e327847..351f04e 100644
--- a/README.md
+++ b/README.md
@@ -35,8 +35,11 @@ gap: the reason text is still raw Chinese straight out of the launch layer (see
   piece (`crates/app-iced/src/pages/mod.rs`, deviation #8).
 - **Version management** — a three-column rail (version type / major version / search) over the
   Mojang version list: release, snapshot and ancient versions, plus loader selection and a loader
-  version when you install. The CLI can plan the same install without downloading
-  (`ull install --dry-run`: file list, total size, source per file).
+  version when you install. Cancelling an installation really stops it — the in-flight file is cut, the
+  job ends at the next stage boundary, and no instance is registered
+  (`crates/presenter/src/host/dispatch.rs:61-88`). The CLI can plan the same install without
+  downloading (`ull install --dry-run`: per-role file counts, total size, and one source-chain sample
+  per file category; the full file list is in `--json`).
 - **Launching** — a 10-stage command-line assembly (`crates/core/src/launch/`), per-instance JVM and
   game arguments, a native-library pass, and a JSONL session record for every run. Process trees are
   killed as trees, not as one PID.
@@ -50,8 +53,9 @@ gap: the reason text is still raw Chinese straight out of the launch layer (see
 - **Loaders** — Fabric, Quilt, NeoForge and Forge. Forge/NeoForge versions that need the official
   installer `processors` really run them, with a managed JDK if the machine has none.
 - **Modpacks** — import a CurseForge manifest, a Modrinth `.mrpack`, or a MultiMC/Prism instance;
-  export as `.mrpack` or a CurseForge manifest. Installs are cancellable for real, not at the next
-  file boundary.
+  export as `.mrpack` or a CurseForge manifest. Cancelling an **import** is interface-level only: the
+  panel closes and the result is discarded, but the import thread runs to the end, because `core`'s
+  import request has no cancel token yet (`crates/presenter/src/host/addon/pack.rs:28-42`).
 - **Content library** — modpacks / mods / resource packs / shaders with keyword, source, version,
   loader and sort filters, paged results, and one-click *install into this instance*.
 - **What that page will refuse, and says so on the row** — a modpack cannot be installed *from* the
diff --git a/README.zh-CN.md b/README.zh-CN.md
index 8b1d78a..5a772f6 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -28,8 +28,9 @@ Unlucky Launcher 是一个用 Rust 写的免费开源 **Minecraft: Java 版**启
   stderr 写一行（`crates/app-iced/src/app/update/page_messages.rs`），欠的是实例向导
   （`crates/app-iced/src/pages/mod.rs` 偏离 #8）。
 - **版本管理**——三栏（版本类型 / 主版本 / 搜索）读 Mojang 版本清单：正式版、快照、远古版；安装时可选
-  加载器与加载器版本。命令行还能只出计划不下载（`ull install --dry-run`：文件清单、总大小、每个文件的
-  选用源）。
+  加载器与加载器版本。取消安装是真停：在下一个段边界收手，在飞的那个文件就地掐断，且不登记实例
+  （`crates/presenter/src/host/dispatch.rs:61-88`）。命令行还能只出计划不下载（`--dry-run`：按类的文件数
+  与总大小，人类可读输出里每类给一个源链样本；整份文件清单在 `--json` 里）。
 - **启动**——10 阶段命令行组装（`crates/core/src/launch/`）、逐实例 JVM 与游戏参数、原生库解压落位，
   每次运行留一份 JSONL 会话记录。进程按**进程树**杀，不是只杀一个 PID。
 - **崩溃诊断是真的、也是本地的**——`crates/core/src/diagnose` 采五类信号（退出码、`latest.log`、
@@ -41,7 +42,8 @@ Unlucky Launcher 是一个用 Rust 写的免费开源 **Minecraft: Java 版**启
 - **加载器**——Fabric、Quilt、NeoForge、Forge。需要跑官方 installer `processors` 的 Forge/NeoForge 版本
   会真跑一遍；机器上没有 Java 时先装一个托管 JDK。
 - **整合包**——导入 CurseForge 清单、Modrinth `.mrpack`、MultiMC/Prism 实例；导出为 `.mrpack` 或
-  CurseForge 清单。安装是真取消，不是「等这一批文件下完再说」。
+  CurseForge 清单。**导入**的取消只是界面级：面板立刻收回、结果作废，但后台那次导入会跑到底——core 的
+  导入请求还没有取消令牌（`crates/presenter/src/host/addon/pack.rs:28-42`）。
 - **内容库**——整合包 / Mod / 资源包 / 光影，带关键词、来源、版本、加载器与排序筛选，分页结果，
   以及一键**装入这个实例**。
 - **这一页会拒绝什么，就写在那一行上**——整合包**不能**从内容库直接装（整合包走上面的导入管线）；