diff --git a/RevokeMsgPatcher/FormMain.Designer.cs b/RevokeMsgPatcher/FormMain.Designer.cs
index 66d009e..93c5342 100644
--- a/RevokeMsgPatcher/FormMain.Designer.cs
+++ b/RevokeMsgPatcher/FormMain.Designer.cs
@@ -339,7 +339,7 @@
             // 
             this.panelCategories.Location = new System.Drawing.Point(83, 85);
             this.panelCategories.Name = "panelCategories";
-            this.panelCategories.Size = new System.Drawing.Size(201, 18);
+            this.panelCategories.Size = new System.Drawing.Size(393, 18);
             this.panelCategories.TabIndex = 22;
             // 
             // FormMain
diff --git a/RevokeMsgPatcher/FormMain.cs b/RevokeMsgPatcher/FormMain.cs
index 9bc6c0a..0c06c2d 100644
--- a/RevokeMsgPatcher/FormMain.cs
+++ b/RevokeMsgPatcher/FormMain.cs
@@ -3,6 +3,7 @@ using RevokeMsgPatcher.Model;
 using RevokeMsgPatcher.Modifier;
 using RevokeMsgPatcher.Utils;
 using System;
+using System.Collections.Generic;
 using System.Diagnostics;
 using System.Drawing;
 using System.IO;
@@ -71,13 +72,36 @@ namespace RevokeMsgPatcher
         {
             // 自动获取应用安装路径
             txtPath.Text = modifier.FindInstallPath();
-            btnRestore.Enabled = false;
-            // 显示是否能够备份还原
-            if (!string.IsNullOrEmpty(txtPath.Text))
+            // 显示是否能够备份还原、版本和功能
+            InitEditorsAndUI(txtPath.Text);
+
+        }
+
+        private void InitEditorsAndUI(string path)
+        {
+            if (!string.IsNullOrEmpty(path))
             {
-                modifier.InitEditors(txtPath.Text);
+                EnableAllButton(false);
+
+                // 清空界面元素
+                lblVersion.Text = "";
+                panelCategories.Controls.Clear();
+
+                // 重新计算并修改界面元素
+                modifier.InitEditors(path);
                 modifier.SetVersionLabelAndCategoryCategories(lblVersion, panelCategories);
+
+                EnableAllButton(true);
+
+                // 重新显示备份状态
+                btnRestore.Enabled = false;
                 btnRestore.Enabled = modifier.BackupExists();
+
+                List<string> categories = UIController.GetCategoriesFromPanel(panelCategories);
+                if (categories != null && categories.Count == 0)
+                {
+                    btnPatch.Enabled = false;
+                }
             }
         }
 
@@ -97,9 +121,9 @@ namespace RevokeMsgPatcher
             EnableAllButton(false);
             // a.重新初始化编辑器
             modifier.InitEditors(txtPath.Text);
-            // b.获取选择的功能
-            string[] categories = UIController.GetCategoriesFromPanel(panelCategories);
-            if (panelCategories.Controls.Count > 0 && (categories == null || categories.Length == 0))
+            // b.获取选择的功能 （精准匹配返回null）
+            List<string> categories = UIController.GetCategoriesFromPanel(panelCategories);
+            if (categories != null && categories.Count == 0)
             {
                 MessageBox.Show("请至少选择一项功能");
                 EnableAllButton(true);
@@ -142,6 +166,7 @@ namespace RevokeMsgPatcher
                 modifier.Patch();
                 ga.RequestPageView($"{enName}/{version}/patch/succ", "补丁安装成功");
                 MessageBox.Show("补丁安装成功！");
+                
             }
             catch (BusinessException ex)
             {
@@ -157,8 +182,7 @@ namespace RevokeMsgPatcher
             }
             finally
             {
-                EnableAllButton(true);
-                btnRestore.Enabled = modifier.BackupExists();
+                InitEditorsAndUI(txtPath.Text);
             }
 
         }
@@ -167,11 +191,12 @@ namespace RevokeMsgPatcher
         {
             if (modifier.IsAllFilesExist(txtPath.Text))
             {
-                modifier.InitEditors(txtPath.Text);
-                btnRestore.Enabled = modifier.BackupExists();
+                InitEditorsAndUI(txtPath.Text);
             }
             else
             {
+                UIController.AddMsgToPanel(panelCategories, "请输入正确的应用路径");
+                lblVersion.Text = "";
                 btnPatch.Enabled = false;
                 btnRestore.Enabled = false;
             }
@@ -190,14 +215,8 @@ namespace RevokeMsgPatcher
                 else
                 {
                     txtPath.Text = dialog.SelectedPath;
-                    btnRestore.Enabled = false;
-                    // 显示是否能够备份还原
-                    if (!string.IsNullOrEmpty(txtPath.Text))
-                    {
-                        modifier.InitEditors(txtPath.Text);
-                        modifier.SetVersionLabelAndCategoryCategories(lblVersion, panelCategories);
-                        btnRestore.Enabled = modifier.BackupExists();
-                    }
+                    // 显示是否能够备份还原、版本和功能
+                    InitEditorsAndUI(txtPath.Text);
                 }
             }
         }
@@ -219,12 +238,13 @@ namespace RevokeMsgPatcher
                 MessageBox.Show(ex.Message);
             }
             EnableAllButton(true);
-            btnRestore.Enabled = modifier.BackupExists();
+            // 重新计算显示是否能够备份还原、版本和功能
+            InitEditorsAndUI(txtPath.Text);
         }
 
         private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
         {
-            System.Diagnostics.Process.Start("https://github.com/huiyadanli/RevokeMsgPatcher");
+            Process.Start("https://github.com/huiyadanli/RevokeMsgPatcher");
         }
 
         private async void FormMain_Load(object sender, EventArgs e)
@@ -313,16 +333,9 @@ namespace RevokeMsgPatcher
             }
             txtPath.Text = modifier.FindInstallPath();
             EnableAllButton(true);
-            lblVersion.Text = "";
-            btnRestore.Enabled = false;
-            panelCategories.Controls.Clear();
-            // 显示是否能够备份还原
-            if (!string.IsNullOrEmpty(txtPath.Text))
-            {
-                modifier.InitEditors(txtPath.Text);
-                modifier.SetVersionLabelAndCategoryCategories(lblVersion, panelCategories);
-                btnRestore.Enabled = modifier.BackupExists();
-            }
+
+            // 重新计算显示是否能够备份还原、版本和功能
+            InitEditorsAndUI(txtPath.Text);
             ga.RequestPageView($"{GetCheckedRadioButtonNameEn()}/{lblVersion.Text}/switch", "切换标签页");
         }
 
diff --git a/RevokeMsgPatcher/Forms/UIController.cs b/RevokeMsgPatcher/Forms/UIController.cs
index 20b26f0..1d10c47 100644
--- a/RevokeMsgPatcher/Forms/UIController.cs
+++ b/RevokeMsgPatcher/Forms/UIController.cs
@@ -10,7 +10,7 @@ namespace RevokeMsgPatcher.Forms
 {
     public class UIController
     {
-        public static void AddCategoryCheckBoxToPanel(Panel panel, string[] categories = null)
+        public static void AddCategoryCheckBoxToPanel(Panel panel, string[] categories, string[] installed)
         {
             if (categories != null && categories.Length != 0)
             {
@@ -24,9 +24,9 @@ namespace RevokeMsgPatcher.Forms
                         Checked = true,
                         AutoSize = true
                     };
-                    // 只有一个选项时,必选
-                    if (categories.Length == 1)
+                    if (installed.Contains(categories[i]))
                     {
+                        chk.Text = chk.Text + "（已安装）";
                         chk.Enabled = false;
                     }
                     panel.Controls.Add(chk);
@@ -45,22 +45,30 @@ namespace RevokeMsgPatcher.Forms
             {
                 Name = "lblCategoriesMsg",
                 Text = msg,
-                TextAlign = ContentAlignment.MiddleLeft
+                TextAlign = ContentAlignment.MiddleLeft,
+                Size = new Size(panel.Width, panel.Height)
             };
             panel.Controls.Add(label);
         }
 
-        public static string[] GetCategoriesFromPanel(Panel panel)
+        public static List<string> GetCategoriesFromPanel(Panel panel)
         {
             List<string> categories = new List<string>();
-            foreach (CheckBox checkBox in panel.Controls)
+            foreach (Control ctrl in panel.Controls)
             {
-                if (checkBox.Checked)
+                if (ctrl is CheckBox checkBox)
                 {
-                    categories.Add(checkBox.Text);
+                    if (checkBox.Enabled && checkBox.Checked)
+                    {
+                        categories.Add(checkBox.Text);
+                    }
+                }
+                else if (ctrl is Label label)
+                {
+                    return null; // 如果是标签, 说明是精准匹配, 直接返回null
                 }
             }
-            return categories.ToArray();
+            return categories;
         }
     }
 }
diff --git a/RevokeMsgPatcher/Matcher/ModifyFinder.cs b/RevokeMsgPatcher/Matcher/ModifyFinder.cs
index 4bb75cd..353a27b 100644
--- a/RevokeMsgPatcher/Matcher/ModifyFinder.cs
+++ b/RevokeMsgPatcher/Matcher/ModifyFinder.cs
@@ -79,6 +79,13 @@ namespace RevokeMsgPatcher.Matcher
             }
         }
 
+        public static SortedSet<string> FindReplacedFunction(string path, List<ReplacePattern> replacePatterns)
+        {
+            byte[] fileByteArray = File.ReadAllBytes(path);
+            Tuple<bool, SortedSet<string>> res = IsAllReplaced(fileByteArray, replacePatterns);
+            return res.Item2;
+        }
+
         private static Tuple<bool, SortedSet<string>> IsAllReplaced(byte[] fileByteArray, List<ReplacePattern> replacePatterns)
         {
             int matchNum = 0;
diff --git a/RevokeMsgPatcher/Modifier/AppModifier.cs b/RevokeMsgPatcher/Modifier/AppModifier.cs
index 699bf0f..aa09e3d 100644
--- a/RevokeMsgPatcher/Modifier/AppModifier.cs
+++ b/RevokeMsgPatcher/Modifier/AppModifier.cs
@@ -51,8 +51,8 @@ namespace RevokeMsgPatcher.Modifier
             string version = GetVersion();
             // 补丁信息中是否都有对应的版本
             int i = 0, j = 0;
-            // 特征码匹配的时候的可选功能项
-            SortedSet<string> categories = new SortedSet<string>();
+
+            // 精确版本匹配
             foreach (FileHexEditor editor in editors) // 多种文件
             {
                 // 精确版本匹配
@@ -69,7 +69,22 @@ namespace RevokeMsgPatcher.Modifier
                 {
                     i++;
                 }
+            }
 
+            if (i == editors.Count)
+            {
+                label.Text = version + "（已支持）";
+                label.ForeColor = Color.Green;
+                UIController.AddMsgToPanel(panel, "只有基于特征的补丁才能选择功能");
+                return;
+            }
+
+            // 模糊版本匹配（特征码）
+            // 特征码匹配的时候的可选功能项
+            SortedSet<string> categories = new SortedSet<string>();
+            SortedSet<string> installed = new SortedSet<string>();
+            foreach (FileHexEditor editor in editors) // 多种文件
+            {
                 // 匹配出对应版本是否有可以使用的特征
                 if (config.FileCommonModifyInfos != null)
                 {
@@ -87,6 +102,12 @@ namespace RevokeMsgPatcher.Modifier
                                     categories.Add(c);
                                 }
                             }
+                            // 获取已经安装过的功能类型
+                            SortedSet<string> replaced = ModifyFinder.FindReplacedFunction(editor.FilePath, commonModifyInfo.ReplacePatterns);
+                            foreach (string c in replaced)
+                            {
+                                installed.Add(c);
+                            }
                             inRange = true;
                             break;
                         }
@@ -99,17 +120,11 @@ namespace RevokeMsgPatcher.Modifier
             }
 
             // 全部都有对应匹配的版本
-            if (i == editors.Count)
-            {
-                label.Text = version + "（已支持）";
-                label.ForeColor = Color.Green;
-                UIController.AddMsgToPanel(panel, "只有基于特征的补丁才能选择功能");
-            }
-            else if (j == editors.Count)
+            if (j == editors.Count)
             {
                 label.Text = version + "（支持特征防撤回）";
                 label.ForeColor = Color.LimeGreen;
-                UIController.AddCategoryCheckBoxToPanel(panel, categories.ToArray());
+                UIController.AddCategoryCheckBoxToPanel(panel, categories.ToArray(), installed.ToArray());
             }
             else
             {
@@ -236,7 +251,7 @@ namespace RevokeMsgPatcher.Modifier
         /// b.验证文件完整性，寻找对应的补丁信息
         /// </summary>
         /// <param name="categories">操作类型（防撤回或者多开等）,为空则是所有操作</param>
-        public void ValidateAndFindModifyInfo(string[] categories)
+        public void ValidateAndFindModifyInfo(List<string> categories)
         {
             // 寻找对应文件版本与SHA1的修改信息
             foreach (FileHexEditor editor in editors) // 多种文件
@@ -291,7 +306,7 @@ namespace RevokeMsgPatcher.Modifier
                     {
                         List<ReplacePattern> replacePatterns = editor.FileCommonModifyInfo.ReplacePatterns;
                         // 根据需要操作的功能类型（防撤回或者多开等）筛选特征码
-                        if (categories.Length > 0)
+                        if (categories != null && categories.Count > 0)
                         {
                             replacePatterns = editor.FileCommonModifyInfo.ReplacePatterns.Where(info => categories.Contains(info.Category)).ToList();
                         }