diff --git a/MusicPlayer2/BaseDialog.cpp b/MusicPlayer2/BaseDialog.cpp
index bda3a1208..f716e6897 100644
--- a/MusicPlayer2/BaseDialog.cpp
+++ b/MusicPlayer2/BaseDialog.cpp
@@ -103,8 +103,8 @@ void CBaseDialog::ReLoadLayoutResource()
 
 void CBaseDialog::SetIcon(IconMgr::IconType type, BOOL bBigIcon)
 {
-    if (bBigIcon)
-        CDialog::SetIcon(theApp.m_icon_mgr.GetHICON(type, IconMgr::IconStyle::IS_OutlinedDark, IconMgr::IconSize::IS_Default), TRUE);
+    if (bBigIcon)   // 大图标需要DPI32才足够清晰？
+        CDialog::SetIcon(theApp.m_icon_mgr.GetHICON(type, IconMgr::IconStyle::IS_OutlinedDark, IconMgr::IconSize::IS_DPI_32), TRUE);
     else
         CDialog::SetIcon(theApp.m_icon_mgr.GetHICON(type, IconMgr::IconStyle::IS_OutlinedDark, IconMgr::IconSize::IS_DPI_16), FALSE);
 }
diff --git a/MusicPlayer2/CTabCtrlEx.cpp b/MusicPlayer2/CTabCtrlEx.cpp
index 2c75bf9a8..69fc73d1b 100644
--- a/MusicPlayer2/CTabCtrlEx.cpp
+++ b/MusicPlayer2/CTabCtrlEx.cpp
@@ -80,8 +80,9 @@ void CTabCtrlEx::AdjustTabWindowSize()
     //为每个标签添加图标
     if (m_icon_list.empty())
         return;
+    CSize icon_size = IconMgr::GetIconSize(IconMgr::IconSize::IS_DPI_16);
     CImageList ImageList;
-    ImageList.Create(theApp.DPI(16), theApp.DPI(16), ILC_COLOR32 | ILC_MASK, 2, 2);
+    ImageList.Create(icon_size.cx, icon_size.cy, ILC_COLOR32 | ILC_MASK, 2, 2);
     for (auto icon_type : m_icon_list)
     {
         HICON hIcon = theApp.m_icon_mgr.GetHICON(icon_type, IconMgr::IconStyle::IS_OutlinedDark, IconMgr::IconSize::IS_DPI_16);
diff --git a/MusicPlayer2/DrawCommon.cpp b/MusicPlayer2/DrawCommon.cpp
index 6ff89f755..19393ac0c 100644
--- a/MusicPlayer2/DrawCommon.cpp
+++ b/MusicPlayer2/DrawCommon.cpp
@@ -701,11 +701,6 @@ void CDrawCommon::ImageResize(const wstring& path_src, const wstring& path_dest,
     ImageResize(imSrc, path_dest, size, type);
 }
 
-HICON CDrawCommon::LoadIconResource(UINT id, int width, int height)
-{
-    return (HICON)LoadImage(AfxGetInstanceHandle(), MAKEINTRESOURCE(id), IMAGE_ICON, width, height, 0);
-}
-
 HBITMAP CDrawCommon::CopyBitmap(HBITMAP hSourceHbitmap)
 {
     CDC sourceDC;
diff --git a/MusicPlayer2/DrawCommon.h b/MusicPlayer2/DrawCommon.h
index 048b17ecf..a71aef2c6 100644
--- a/MusicPlayer2/DrawCommon.h
+++ b/MusicPlayer2/DrawCommon.h
@@ -135,8 +135,6 @@ class CDrawCommon
     static void ImageResize(const CImage& img_src, const wstring& path_dest, int size, ImageType type);
     static void ImageResize(const wstring& path_src, const wstring& path_dest, int size, ImageType type);
 
-    static HICON LoadIconResource(UINT id, int width, int height);
-
     //复制一个bitmap (http://wupei.j2megame.org/archives/86) 
     //(这两个函数未测试成功，复制的图片为全黑色，原因暂时未知，后面再调查)
     static HBITMAP CopyBitmap(HBITMAP hSourceHbitmap);
diff --git a/MusicPlayer2/FolderExploreDlg.cpp b/MusicPlayer2/FolderExploreDlg.cpp
index a9e046422..c470fe50a 100644
--- a/MusicPlayer2/FolderExploreDlg.cpp
+++ b/MusicPlayer2/FolderExploreDlg.cpp
@@ -229,11 +229,12 @@ BOOL CFolderExploreDlg::OnInitDialog()
     // TODO:  在此添加额外的初始化
 
     //为树控件设置图标
-    CImageList image_list;
-    image_list.Create(theApp.DPI(16), theApp.DPI(16), ILC_COLOR32 | ILC_MASK, 2, 2);
-    image_list.Add(CDrawCommon::LoadIconResource(IDI_EXPLORE_FOLDER, theApp.DPI(16), theApp.DPI(16)));
-    m_folder_explore_tree.SetImageList(&image_list, TVSIL_NORMAL);
-    image_list.Detach();
+    CSize icon_size = IconMgr::GetIconSize(IconMgr::IconSize::IS_DPI_16);
+    CImageList ImageList;
+    ImageList.Create(icon_size.cx, icon_size.cy, ILC_COLOR32 | ILC_MASK, 2, 2);
+    ImageList.Add(theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_Folder, IconMgr::IconStyle::IS_Color, IconMgr::IconSize::IS_DPI_16));
+    m_folder_explore_tree.SetImageList(&ImageList, TVSIL_NORMAL);
+    ImageList.Detach();
 
     //设置行高
     m_folder_explore_tree.SetItemHeight(theApp.DPI(22));
@@ -246,12 +247,6 @@ BOOL CFolderExploreDlg::OnInitDialog()
     //即只有当标签切换到“文件夹浏览”时才填充数据，以加载“媒体库”对话框的打开速度
     //ShowFolderTree();
 
-    ////
-    //CImageList image_list1;
-    //image_list1.Create(theApp.DPI(16), theApp.DPI(16), ILC_COLOR32 | ILC_MASK, 2, 2);
-    //image_list1.Add(theApp.LoadIcon(IDI_FILE_ICON));
-    //m_song_list_ctrl.SetImageList(&image_list1, LVSIL_SMALL);
-
     //初始化右侧列表
     m_song_list_ctrl.SetExtendedStyle(m_song_list_ctrl.GetExtendedStyle() | LVS_EX_FULLROWSELECT | LVS_EX_GRIDLINES | LVS_EX_LABELTIP);
     //CRect rc_song_list;
diff --git a/MusicPlayer2/IconMgr.cpp b/MusicPlayer2/IconMgr.cpp
index c57356b10..02bbd1f78 100644
--- a/MusicPlayer2/IconMgr.cpp
+++ b/MusicPlayer2/IconMgr.cpp
@@ -59,7 +59,7 @@ CSize IconMgr::GetIconSize(IconSize size)
     case IS_DPI_20: case IS_DPI_20_Full_Screen: width = theApp.DPI(20); break;
     case IS_DPI_32: case IS_DPI_32_Full_Screen: width = theApp.DPI(32); break;
     case IS_ORG_512: width = 512; break;
-    default: width = 0; break;  // 系统默认图标大小 SM_CXICON * SM_CYICON, 此时返回0
+    default: width = theApp.DPI(16); break;  // 系统默认小图标大小 SM_CXICON * SM_CYICON
     }
     if (size == IS_DPI_16_Full_Screen || size == IS_DPI_20_Full_Screen || size == IS_DPI_32_Full_Screen)
         width = static_cast<int>(width * CONSTVAL::FULL_SCREEN_ZOOM_FACTOR);
diff --git a/MusicPlayer2/IconMgr.h b/MusicPlayer2/IconMgr.h
index 5e1892b75..c18d49c01 100644
--- a/MusicPlayer2/IconMgr.h
+++ b/MusicPlayer2/IconMgr.h
@@ -131,8 +131,7 @@ class IconMgr
 
     enum IconSize
     {
-        IS_Default,                 // SM_CXICON * SM_CYICON
-        IS_DPI_16,
+        IS_DPI_16,                  // SM_CXICON * SM_CYICON
         IS_DPI_16_Full_Screen,
         IS_DPI_20,
         IS_DPI_20_Full_Screen,
diff --git a/MusicPlayer2/LyricEditDlg.cpp b/MusicPlayer2/LyricEditDlg.cpp
index 58be22bde..5334f26bb 100644
--- a/MusicPlayer2/LyricEditDlg.cpp
+++ b/MusicPlayer2/LyricEditDlg.cpp
@@ -363,24 +363,23 @@ BOOL CLyricEditDlg::OnInitDialog()
         return -1;      // fail to create
     }
     RepositionBars(AFX_IDW_CONTROLBAR_FIRST, AFX_IDW_CONTROLBAR_LAST, 0);
-    int icon_size = theApp.DPI(20);
-    if (icon_size < 32)
-        icon_size = CCommon::IconSizeNormalize(icon_size);
+
+    CSize icon_size = IconMgr::GetIconSize(IconMgr::IconSize::IS_DPI_20);
     CImageList ImageList;
-    ImageList.Create(icon_size, icon_size, ILC_COLOR32 | ILC_MASK, 2, 2);
+    ImageList.Create(icon_size.cx, icon_size.cy, ILC_COLOR32 | ILC_MASK, 2, 2);
 
     //通过ImageList对象加载图标作为工具栏的图标
     //添加图标
-    ImageList.Add(CDrawCommon::LoadIconResource(IDI_ADD_TAG, icon_size, icon_size));
-    ImageList.Add(CDrawCommon::LoadIconResource(IDI_REPLACE_TAG, icon_size, icon_size));
-    ImageList.Add(CDrawCommon::LoadIconResource(IDI_DELETE_TAG, icon_size, icon_size));
-    ImageList.Add(CDrawCommon::LoadIconResource(IDI_SAVE, icon_size, icon_size));
-    ImageList.Add(CDrawCommon::LoadIconResource(IDI_PLAY_PAUSE, icon_size, icon_size));
-    ImageList.Add(CDrawCommon::LoadIconResource(IDI_REW, icon_size, icon_size));
-    ImageList.Add(CDrawCommon::LoadIconResource(IDI_FF, icon_size, icon_size));
-    ImageList.Add(CDrawCommon::LoadIconResource(IDI_LOCATE_D, icon_size, icon_size));
-    ImageList.Add(CDrawCommon::LoadIconResource(IDI_FIND, icon_size, icon_size));
-    ImageList.Add(CDrawCommon::LoadIconResource(IDI_REPLACE, icon_size, icon_size));
+    ImageList.Add(theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_Le_Tag_Insert, IconMgr::IconStyle::IS_Color, IconMgr::IconSize::IS_DPI_20));
+    ImageList.Add(theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_Le_Tag_Replace, IconMgr::IconStyle::IS_Color, IconMgr::IconSize::IS_DPI_20));
+    ImageList.Add(theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_Le_Tag_Delete, IconMgr::IconStyle::IS_Color, IconMgr::IconSize::IS_DPI_20));
+    ImageList.Add(theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_Le_Save, IconMgr::IconStyle::IS_Color, IconMgr::IconSize::IS_DPI_20));
+    ImageList.Add(theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_Play_Pause, IconMgr::IconStyle::IS_Filled, IconMgr::IconSize::IS_DPI_20));
+    ImageList.Add(theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_Rewind, IconMgr::IconStyle::IS_Filled, IconMgr::IconSize::IS_DPI_20));
+    ImageList.Add(theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_Fast_Forward, IconMgr::IconStyle::IS_Filled, IconMgr::IconSize::IS_DPI_20));
+    ImageList.Add(theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_Locate, IconMgr::IconStyle::IS_OutlinedDark, IconMgr::IconSize::IS_DPI_20));
+    ImageList.Add(theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_Le_Find, IconMgr::IconStyle::IS_Color, IconMgr::IconSize::IS_DPI_20));
+    ImageList.Add(theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_Le_Replace, IconMgr::IconStyle::IS_Color, IconMgr::IconSize::IS_DPI_20));
     m_wndToolBar.GetToolBarCtrl().SetImageList(&ImageList);
     ImageList.Detach();
     SetToolbarCmdEnable();
diff --git a/MusicPlayer2/MusicPlayer2.cpp b/MusicPlayer2/MusicPlayer2.cpp
index 931c71b2c..484b7d1c5 100644
--- a/MusicPlayer2/MusicPlayer2.cpp
+++ b/MusicPlayer2/MusicPlayer2.cpp
@@ -510,7 +510,7 @@ void CMusicPlayerApp::LoadConfig()
         m_hot_key_setting_data.global_multimedia_key_enable = ini.GetBool(L"hot_key", L"global_multimedia_key_enable", false);
 }
 
-void CMusicPlayerApp::LoadIconResource()
+void CMusicPlayerApp::LoadImgResource()
 {
     //加载图片资源
     m_image_set.default_cover_img = CCommon::GetPngImageResource(IDB_DEFAULT_ALBUM_COVER);
diff --git a/MusicPlayer2/MusicPlayer2.h b/MusicPlayer2/MusicPlayer2.h
index 3c830c151..b989fd3aa 100644
--- a/MusicPlayer2/MusicPlayer2.h
+++ b/MusicPlayer2/MusicPlayer2.h
@@ -88,7 +88,7 @@ class CMusicPlayerApp : public CWinApp
     void LoadConfig();
 
 
-    void LoadIconResource();
+    void LoadImgResource();
 
     int DPI(int pixel);		//将一个像素值进行DPI变换
     int DPI(double pixel);
diff --git a/MusicPlayer2/MusicPlayerDlg.cpp b/MusicPlayer2/MusicPlayerDlg.cpp
index 872b84a7b..c174d75b1 100644
--- a/MusicPlayer2/MusicPlayerDlg.cpp
+++ b/MusicPlayer2/MusicPlayerDlg.cpp
@@ -43,7 +43,7 @@ const UINT WM_TASKBARCREATED{ ::RegisterWindowMessage(_T("TaskbarCreated")) };
 CMusicPlayerDlg::CMusicPlayerDlg(wstring cmdLine, CWnd* pParent /*=NULL*/)
     : m_cmdLine{ cmdLine }, CMainDialogBase(IDD_MUSICPLAYER2_DIALOG, pParent)
 {
-    m_hIcon = theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_App, IconMgr::IconStyle::IS_Color, IconMgr::IconSize::IS_Default);
+    m_hIcon = theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_App, IconMgr::IconStyle::IS_Color, IconMgr::IconSize::IS_DPI_32);
     m_path_edit.SetTooltopText(theApp.m_str_table.LoadText(L"UI_TIP_BTN_RECENT_FOLDER_OR_PLAYLIST").c_str());
 
     //初始化UI
@@ -1054,7 +1054,7 @@ void CMusicPlayerDlg::UpdatePlayPauseButton()
     if (theApp.IsTaskbarInteractionEnabled())
     {
         HICON hIcon_play = theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_Play, IconMgr::IconStyle::IS_Filled, IconMgr::IconSize::IS_DPI_16);
-        HICON hIcon_pause = theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_Play_Pause, IconMgr::IconStyle::IS_Filled, IconMgr::IconSize::IS_DPI_16);
+        HICON hIcon_pause = theApp.m_icon_mgr.GetHICON(IconMgr::IconType::IT_Pause, IconMgr::IconStyle::IS_Filled, IconMgr::IconSize::IS_DPI_16);
         if (CPlayer::GetInstance().IsPlaying() && !CPlayer::GetInstance().IsError())
         {
             //更新任务栏缩略图上“播放/暂停”的图标
@@ -1993,7 +1993,7 @@ BOOL CMusicPlayerDlg::OnInitDialog()
     CMainDialogBase::OnInitDialog();
 
     // 载入图标资源
-    theApp.LoadIconResource();
+    theApp.LoadImgResource();
     // 载入字体资源
     theApp.m_font_set.Init(theApp.m_str_table.GetDefaultFontName().c_str());