diff --git a/README.md b/README.md
index 58d5c8b..b901f23 100644
--- a/README.md
+++ b/README.md
@@ -45,6 +45,8 @@ TypeNo uses [coli](https://github.com/marswaveai/coli) for local speech recognit
 npm install -g @marswave/coli
 ```
 
+This installs the `coli` CLI itself, but it does not pre-download the speech model.
+
 If Coli is missing, TypeNo will show an in-app setup prompt with the install command.
 
 > **Node 24+:** If you get a `sherpa-onnx-node` error, build from source:
@@ -60,14 +62,18 @@ TypeNo needs two one-time permissions:
 
 The app will guide you through granting these on first launch.
 
+On the first actual transcription, `coli` will also download its speech model into `~/.coli/models/`. That is a separate step from `npm install -g @marswave/coli`.
+
 ### Troubleshooting: Coli Model Download Fails
 
-The speech model is downloaded from GitHub. If GitHub is inaccessible in your network, the download will fail.
+The speech model is downloaded from GitHub. If GitHub is inaccessible in your network, the first transcription can fail while `coli` is downloading the model.
 
-**Fix:** Enable **TUN mode** (also called Enhanced Mode) in your proxy tool to ensure all system-level traffic is routed correctly. Then retry the install:
+**Fix:** Enable **TUN mode** (also called Enhanced Mode) in your proxy tool to ensure all system-level traffic is routed correctly. Then trigger another transcription so `coli` can retry the model download.
+
+If `~/.coli/models/` contains a partial `.tar.bz2` archive from a failed download, delete the leftover files in that directory before retrying.
 
 ```bash
-npm install -g @marswave/coli
+rm -rf ~/.coli/models
 ```
 
 ### Troubleshooting: Accessibility Permission Not Working
diff --git a/README_CN.md b/README_CN.md
index 42696ca..a6948af 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -44,6 +44,8 @@ TypeNo 使用 [coli](https://github.com/marswaveai/coli) 进行本地语音识
 npm install -g @marswave/coli
 ```
 
+这一步只会安装 `coli` 命令本身，不会提前下载语音模型。
+
 如果未安装 Coli，TypeNo 会在应用内弹出引导提示。
 
 > **Node 24+：** 如果遇到 `sherpa-onnx-node` 错误，请从源码编译安装：
@@ -59,14 +61,18 @@ TypeNo 需要两个一次性授权：
 
 首次启动时，应用会自动引导你完成授权。
 
+首次真正执行转录时，`coli` 还会从 GitHub 下载语音模型到 `~/.coli/models/`。这和 `npm install -g @marswave/coli` 是两个独立阶段。
+
 ### 常见问题：Coli 模型下载失败
 
-语音模型从 GitHub 下载。如果你的网络无法访问 GitHub，下载会失败。
+语音模型从 GitHub 下载。如果你的网络无法访问 GitHub，首次转录时的模型下载会失败。
 
-**解决方法：** 在代理工具中开启 **TUN 模式**（也叫增强模式），确保系统级流量正常路由。然后重试安装：
+**解决方法：** 在代理工具中开启 **TUN 模式**（也叫增强模式），确保系统级流量正常路由。然后重新触发一次转录，让 `coli` 再次下载模型。
+
+如果 `~/.coli/models/` 里留下了不完整的 `.tar.bz2` 文件，先删除该目录下的残留文件再重试。
 
 ```bash
-npm install -g @marswave/coli
+rm -rf ~/.coli/models
 ```
 
 ### 常见问题：辅助功能权限无效
diff --git a/Sources/Typeno/main.swift b/Sources/Typeno/main.swift
index b2ec9f4..0100045 100644
--- a/Sources/Typeno/main.swift
+++ b/Sources/Typeno/main.swift
@@ -524,6 +524,13 @@ final class AppState: ObservableObject {
                 }
                 // Verify installation
                 if ColiASRService.isInstalled {
+                    phase = .installingColi(
+                        L(
+                            "Coli installed. The first transcription will download the speech model.",
+                            "Coli 已安装。首次转录时会下载语音模型。"
+                        )
+                    )
+                    try? await Task.sleep(for: .seconds(1.5))
                     phase = .idle
                     onOverlayRequest?(false)
                 } else {
@@ -1518,7 +1525,7 @@ final class ColiASRService: @unchecked Sendable {
 
         let fm = FileManager.default
         if !fm.fileExists(atPath: senseVoiceCheckFile.path) && fm.fileExists(atPath: senseVoiceArchive.path) {
-            return "Coli model download looks incomplete. Delete \(senseVoiceArchive.path) and try again."
+            return "Coli's first model download looks incomplete in ~/.coli/models. Delete the partial archive and try transcribing again."
         }
 
         return nil
@@ -1547,7 +1554,7 @@ final class ColiASRService: @unchecked Sendable {
             .joined(separator: "\n")
 
         if combined.isEmpty {
-            return "Transcription timed out. Coli may still be downloading its first model, or the network/proxy may be blocking GitHub."
+            return "Transcription timed out. Coli downloads its first model on first use into ~/.coli/models. If GitHub is blocked, enable TUN/Enhanced proxy mode and try again."
         }
 
         let lower = combined.lowercased()
@@ -2310,6 +2317,11 @@ struct OverlayView: View {
             }
 
             // Text content — single line
+            let isError = {
+                if case .error = appState.phase { return true }
+                return false
+            }()
+
             Group {
                 if case .done(let text) = appState.phase {
                     Text(text)
@@ -2330,9 +2342,9 @@ struct OverlayView: View {
                         .foregroundStyle(.white.opacity(0.7))
                 }
             }
-            .font(.system(size: 14))
-            .lineLimit(1)
-            .truncationMode(.head)
+            .font(.system(size: isError ? 12 : 14))
+            .lineLimit(isError ? 3 : 1)
+            .truncationMode(isError ? .tail : .head)
 
             Spacer(minLength: 0)
 
@@ -2357,7 +2369,7 @@ struct OverlayView: View {
         }
         .padding(.horizontal, 14)
         .padding(.vertical, 10)
-        .frame(width: 360)
+        .frame(width: isError ? 420 : 360)
         .background(
             RoundedRectangle(cornerRadius: 12, style: .continuous)
                 .fill(Color(white: 0.15))