diff --git a/src/ui.rs b/src/ui.rs
index 2343e2d..cb780e3 100644
--- a/src/ui.rs
+++ b/src/ui.rs
@@ -7,6 +7,7 @@ use crate::move_module; // 导入移动模块
 use crate::open;
 use crate::scanner;
 use crate::utils;
+use crate::yaml_loader;
 use crate::yaml_loader::{FolderDescriptions, load_folder_descriptions};
 use eframe::egui::{self, Grid, ScrollArea};
 use std::collections::HashSet;
@@ -28,6 +29,8 @@ pub struct AppDataCleaner {
     folder_descriptions: Option<FolderDescriptions>,
     yaml_error_logged: bool, // 新增字段，用于标记是否已经记录过错误
     status: Option<String>,  // 添加 status 字段
+    editing_description: Option<String>,
+    editing_folder: Option<String>,
 }
 
 impl Default for AppDataCleaner {
@@ -50,6 +53,8 @@ impl Default for AppDataCleaner {
             yaml_error_logged: false, // 初始时假定未记录过错误
             //status: None,             // 初始化为 None
             status: Some("未扫描".to_string()), // 初始化为 "未扫描"
+            editing_description: None,
+            editing_folder: None,
         }
     }
 }
@@ -177,10 +182,46 @@ impl eframe::App for AppDataCleaner {
                         let description = self.folder_descriptions.as_ref().and_then(|desc| {
                             desc.get_description(folder, &self.selected_appdata_folder)
                         });
+                        // 显示描述和编辑按钮
                         if let Some(desc) = description {
-                            ui.label(desc);
+                            ui.horizontal(|ui| {
+                                ui.label(desc);
+                                if ui.button("编辑").on_hover_text("编辑描述").clicked() {
+                                    self.editing_folder = Some(folder.clone());
+                                    self.editing_description = Some(desc.clone());
+                                }
+                            });
                         } else {
-                            ui.label("无描述");
+                            ui.horizontal(|ui| {
+                                ui.label("无描述");
+                                if ui.button("编辑").on_hover_text("编辑描述").clicked() {
+                                    self.editing_folder = Some(folder.clone());
+                                    self.editing_description = Some(String::new());
+                                }
+                            });
+                        }
+                        if let Some(editing_folder) = &self.editing_folder {
+                            if editing_folder == folder {
+                                if let Some(editing_description) = &mut self.editing_description {
+                                    ui.horizontal(|ui| {
+                                        ui.text_edit_singleline(editing_description);
+                                        if ui.button("保存").clicked() {
+                                            if let Some(folder_descriptions) = &mut self.folder_descriptions {
+                                                folder_descriptions.set_description(folder, &self.selected_appdata_folder, editing_description.clone());
+                                                yaml_loader::save_folder_descriptions("folders_description.yaml", folder_descriptions)
+                                                    .expect("保存描述失败");
+                                            }
+                                            self.editing_folder = None;
+                                            self.editing_description = None;
+                                            logger::log_info(&format!("文件夹 '{}' 的描述已更新", folder));
+                                        }
+                                        if ui.button("取消").clicked() {
+                                            self.editing_folder = None;
+                                            self.editing_description = None;
+                                        }
+                                    });
+                                }
+                            }
                         }
 
                         if !self.ignored_folders.contains(folder) {
diff --git a/src/yaml_loader.rs b/src/yaml_loader.rs
index b297077..2299f1c 100644
--- a/src/yaml_loader.rs
+++ b/src/yaml_loader.rs
@@ -33,6 +33,15 @@ impl FolderDescriptions {
             _ => None,
         }
     }
+
+    pub fn set_description(&mut self, folder_name: &str, folder_type: &str, description: String) {
+        match folder_type {
+            "Roaming" => self.Roaming.insert(folder_name.to_string(), description),
+            "Local" => self.Local.insert(folder_name.to_string(), description),
+            "LocalLow" => self.LocalLow.insert(folder_name.to_string(), description),
+            _ => None,
+        };
+    }
 }
 
 // 新增函数，用于加载文件夹描述
@@ -48,4 +57,9 @@ pub fn load_folder_descriptions(file_path: &str, yaml_error_logged: &mut bool) -
             None
         }
     }
+}
+
+pub fn save_folder_descriptions(file_path: &str, descriptions: &FolderDescriptions) -> Result<(), String> {
+    let content = serde_yaml::to_string(descriptions).map_err(|e| format!("序列化 YAML 文件失败: {}", e))?;
+    fs::write(file_path, content).map_err(|e| format!("写入 YAML 文件失败: {}", e))
 }
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