diff --git a/internal/platform/darwin.go b/internal/platform/darwin.go
index c2e9801..d0032fd 100644
--- a/internal/platform/darwin.go
+++ b/internal/platform/darwin.go
@@ -63,3 +63,7 @@ func (p *DarwinPlatform) DefaultShell() string {
 	}
 	return "/bin/zsh"
 }
+
+func (p *DarwinPlatform) InstallFont(ctx context.Context, fontPath string) error {
+	return nil
+}
diff --git a/internal/platform/linux.go b/internal/platform/linux.go
index 8d3ec73..180704a 100644
--- a/internal/platform/linux.go
+++ b/internal/platform/linux.go
@@ -80,3 +80,7 @@ func (p *LinuxPlatform) DefaultShell() string {
 	}
 	return "/bin/bash"
 }
+
+func (p *LinuxPlatform) InstallFont(ctx context.Context, fontPath string) error {
+	return nil
+}
diff --git a/internal/platform/platform.go b/internal/platform/platform.go
index 80aecc3..fefb548 100644
--- a/internal/platform/platform.go
+++ b/internal/platform/platform.go
@@ -39,6 +39,9 @@ type Platform interface {
 
 	// DefaultShell 返回默认 Shell
 	DefaultShell() string
+
+	// InstallFont 安装字体
+	InstallFont(ctx context.Context, fontPath string) error
 }
 
 // Detect 检测当前平台并返回对应的 Platform 实现
diff --git a/internal/platform/windows.go b/internal/platform/windows.go
index 21d40b4..861aa0d 100644
--- a/internal/platform/windows.go
+++ b/internal/platform/windows.go
@@ -2,8 +2,12 @@ package platform
 
 import (
 	"context"
+	"io"
 	"os"
 	"os/exec"
+	"path/filepath"
+
+	"golang.org/x/sys/windows/registry"
 )
 
 // WindowsPlatform Windows 平台实现
@@ -81,3 +85,46 @@ func (p *WindowsPlatform) DefaultShell() string {
 	}
 	return "powershell" // Windows PowerShell 5.1
 }
+
+// InstallFont 安装字体
+func (p *WindowsPlatform) InstallFont(ctx context.Context, fontPath string) error {
+	// 目标路径为 C:\Users\<User>\AppData\Local\Microsoft\Windows\Fonts
+	// 也可以使用 C:\Users\<User>\AppData\Roaming\Microsoft\Windows\Fonts，但 Local 更合适
+	destDir := filepath.Join(os.Getenv("LOCALAPPDATA"), "Microsoft", "Windows", "Fonts")
+
+	// 确保目标目录存在
+	os.MkdirAll(destDir, 0755)
+
+	// 获取字体文件名
+	fontName := filepath.Base(fontPath)
+	// 目标路径
+	destPath := filepath.Join(destDir, fontName)
+
+	// 复制字体文件到目标路径
+	input, err := os.Open(fontPath)
+	if err != nil {
+		return err
+	}
+	defer input.Close()
+
+	output, err := os.Create(destPath)
+	if err != nil {
+		return err
+	}
+
+	defer output.Close()
+	_, err = io.Copy(output, input)
+	if err != nil {
+		return err
+	}
+
+	// 写注册表以注册字体
+	key, _, err := registry.CreateKey(registry.CURRENT_USER, `Software\Microsoft\Windows NT\CurrentVersion\Fonts`, registry.ALL_ACCESS)
+	if err != nil {
+		return err
+	}
+	defer key.Close()
+	regName := fontName + " (TrueType)"
+
+	return key.SetStringValue(regName, destPath)
+}