diff --git a/.github/ISSUE_TEMPLATE/bug-report.md b/.github/ISSUE_TEMPLATE/bug-report.md
new file mode 100644
index 000000000..37e458c21
--- /dev/null
+++ b/.github/ISSUE_TEMPLATE/bug-report.md
@@ -0,0 +1,37 @@
+---
+name: Bug Report 🐛
+about: 创建 Bug 报告以帮助我们改进 / Create a report to help us improve
+title: "🐛[BUG] "
+labels: bug
+assignees: ''
+
+---
+
+### 🐛 描述(Description)
+
+<!--
+详细地描述 bug，让大家都能理解
+-->
+
+### 📷 复现步骤(Steps to Reproduce)
+
+<!--
+清晰描述复现步骤，让别人也能看到问题
+-->
+1. 
+2. 
+3. 
+
+### 📄 [异常/日志]信息([Exception/Log] Information)
+
+### 🚑 基本信息(Basic Information)
+
+- 有问题的版本(Version with issue):
+- 程序版本(Program Version):
+- 系统版本号(OS Version): <!-- example Windows 10.19042.844(see winver) -->
+
+### 🖼 截图(Screenshots)
+
+<!--
+截图可以贴在这里
+-->
diff --git a/.github/ISSUE_TEMPLATE/feature-request.md b/.github/ISSUE_TEMPLATE/feature-request.md
new file mode 100644
index 000000000..c76f57e1e
--- /dev/null
+++ b/.github/ISSUE_TEMPLATE/feature-request.md
@@ -0,0 +1,26 @@
+---
+name: Feature request
+about: 对程序的需求或建议 / Suggest an idea for program
+title: "👑[Enhancement] "
+labels: enhancement 
+assignees: ''
+
+---
+
+### 🥰 需求描述(Description)
+
+<!--
+详细地描述需求，让大家都能理解
+-->
+
+### 🧐 解决方案(Solution)
+
+<!--
+如果你有解决方案，在这里清晰地阐述
+-->
+
+### 🚑 其他信息(Other Information)
+
+<!--
+如截图等其他信息可以贴在这里
+-->
\ No newline at end of file
diff --git a/.github/ISSUE_TEMPLATE/question.md b/.github/ISSUE_TEMPLATE/question.md
new file mode 100644
index 000000000..116d925bc
--- /dev/null
+++ b/.github/ISSUE_TEMPLATE/question.md
@@ -0,0 +1,20 @@
+---
+name: question
+about: 对程序使用的疑问或需要帮助 / Questions about the use of the program or need help
+title: "🧐[Question] "
+labels: question 
+assignees: ''
+
+---
+
+### 🧐 问题描述(Description)
+
+<!--
+详细地描述需求，让大家都能理解
+-->
+
+### 🚑 其他信息(Other Information)
+
+<!--
+如截图等其他信息可以贴在这里
+-->
\ No newline at end of file
diff --git a/System.Application.SteamTools.Client.Desktop/Properties/SR.Designer.cs b/System.Application.SteamTools.Client.Desktop/Properties/SR.Designer.cs
index 6f612b1b4..17505ab1c 100644
--- a/System.Application.SteamTools.Client.Desktop/Properties/SR.Designer.cs
+++ b/System.Application.SteamTools.Client.Desktop/Properties/SR.Designer.cs
@@ -74,6 +74,15 @@ namespace System.Application.Properties {
             }
         }
         
+        /// <summary>
+        ///   查找类似 找不到 Steam 安装路径 的本地化字符串。
+        /// </summary>
+        internal static string SteamInstallPathNotFound {
+            get {
+                return ResourceManager.GetString("SteamInstallPathNotFound", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 更新包解压失败，请打开官网手动更新 的本地化字符串。
         /// </summary>
diff --git a/System.Application.SteamTools.Client.Desktop/Properties/SR.resx b/System.Application.SteamTools.Client.Desktop/Properties/SR.resx
index c9e16a1e2..0fc80206d 100644
--- a/System.Application.SteamTools.Client.Desktop/Properties/SR.resx
+++ b/System.Application.SteamTools.Client.Desktop/Properties/SR.resx
@@ -126,6 +126,9 @@ rmdir /s /q "{1}"
 del %0</value>
     <comment>升级程序CMD命令行</comment>
   </data>
+  <data name="SteamInstallPathNotFound" xml:space="preserve">
+    <value>找不到 Steam 安装路径</value>
+  </data>
   <data name="UpdateUnpackFail" xml:space="preserve">
     <value>更新包解压失败，请打开官网手动更新</value>
   </data>
diff --git a/System.Application.SteamTools.Client.Desktop/Services/Implementation/SteamServiceImpl.cs b/System.Application.SteamTools.Client.Desktop/Services/Implementation/SteamServiceImpl.cs
index 648946117..ca6f4405b 100644
--- a/System.Application.SteamTools.Client.Desktop/Services/Implementation/SteamServiceImpl.cs
+++ b/System.Application.SteamTools.Client.Desktop/Services/Implementation/SteamServiceImpl.cs
@@ -1,4 +1,5 @@
 using System.Application.Models;
+using System.Application.Properties;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
@@ -24,19 +25,22 @@ namespace System.Application.Services.Implementation
         ///   </item>
         /// </list>
         /// </summary>
-        readonly string UserVdfPath;
+        readonly string? UserVdfPath;
         const string UserDataDirectory = "userdata";
         readonly IDesktopPlatformService platformService;
         readonly string? mSteamDirPath;
         readonly string? mSteamProgramPath;
+        readonly IToast toast;
         readonly string[] steamProcess = new[] { "steam", "steamservice", "steamwebhelper" };
 
-        public SteamServiceImpl(IDesktopPlatformService platformService)
+        public SteamServiceImpl(IDesktopPlatformService platformService, IToast toast)
         {
+            this.toast = toast;
             this.platformService = platformService;
             mSteamDirPath = platformService.GetSteamDirPath();
             mSteamProgramPath = platformService.GetSteamProgramPath();
-            UserVdfPath = Path.Combine(SteamDirPath, "config", "loginusers.vdf");
+            UserVdfPath = SteamDirPath == null ? null : Path.Combine(SteamDirPath, "config", "loginusers.vdf");
+            if (!File.Exists(UserVdfPath)) UserVdfPath = null;
         }
 
         public string? SteamDirPath => mSteamDirPath;
@@ -88,6 +92,10 @@ namespace System.Application.Services.Implementation
             {
                 Process.Start(SteamProgramPath, arguments);
             }
+            else
+            {
+                toast.Show(SR.SteamInstallPathNotFound);
+            }
         }
 
         public string GetLastLoginUserName() => platformService.GetLastSteamLoginUserName();
@@ -203,21 +211,35 @@ namespace System.Application.Services.Implementation
 
         public void DeleteLocalUserData(SteamUser user)
         {
-            VdfHelper.DeleteValueByKey(UserVdfPath, user.SteamId64.ToString());
-            var temp = Path.Combine(SteamDirPath, UserDataDirectory, user.SteamId3_Int.ToString());
-            if (Directory.Exists(temp))
+            if (string.IsNullOrWhiteSpace(UserVdfPath) || string.IsNullOrWhiteSpace(SteamDirPath))
             {
-                Directory.Delete(temp, true);
+                toast.Show(SR.SteamInstallPathNotFound);
+            }
+            else
+            {
+                VdfHelper.DeleteValueByKey(UserVdfPath, user.SteamId64.ToString());
+                var temp = Path.Combine(SteamDirPath, UserDataDirectory, user.SteamId3_Int.ToString());
+                if (Directory.Exists(temp))
+                {
+                    Directory.Delete(temp, true);
+                }
             }
         }
 
         public void UpdateLocalUserData(SteamUser user)
         {
-            var originVdfStr = user.OriginVdfString;
-            VdfHelper.UpdateValueByReplace(
-                UserVdfPath,
-                originVdfStr.ThrowIsNull(nameof(originVdfStr)),
-                user.CurrentVdfString);
+            if (string.IsNullOrWhiteSpace(UserVdfPath))
+            {
+                toast.Show(SR.SteamInstallPathNotFound);
+            }
+            else
+            {
+                var originVdfStr = user.OriginVdfString;
+                VdfHelper.UpdateValueByReplace(
+                    UserVdfPath,
+                    originVdfStr.ThrowIsNull(nameof(originVdfStr)),
+                    user.CurrentVdfString);
+            }
         }
 
 #if DEBUG