diff --git a/src/app/elements/setting/setting.component.html b/src/app/elements/setting/setting.component.html
index e16f05f5..ab2d400a 100644
--- a/src/app/elements/setting/setting.component.html
+++ b/src/app/elements/setting/setting.component.html
@@ -29,6 +29,15 @@ <h1 mat-dialog-title>
     </mat-select>
   </mat-form-field>
 
+  <mat-form-field>
+    <mat-select [(value)]="setting.graphics.rdp_color_quality"
+                placeholder="{{'RDP color quality'| translate}}">
+      <mat-option *ngFor="let s of colorQualityOptions" [value]="s.value">
+        {{s.label}}
+      </mat-option>
+    </mat-select>
+  </mat-form-field>
+
   <mat-form-field>
     <label class="field-label" style="padding-bottom: 7px;">
       {{'Keyboard layout'| translate }}
diff --git a/src/app/elements/setting/setting.component.ts b/src/app/elements/setting/setting.component.ts
index e53e6213..f7b6d2dc 100644
--- a/src/app/elements/setting/setting.component.ts
+++ b/src/app/elements/setting/setting.component.ts
@@ -16,6 +16,7 @@ export class ElementSettingComponent implements OnInit {
   keyboardLayoutOptions: any[];
   resolutionsOptions: any[];
   rdpSmartSizeOptions: any[];
+  colorQualityOptions: any[];
   setting: Setting;
   globalSetting: GlobalSetting;
   type = 'general';
@@ -54,6 +55,7 @@ export class ElementSettingComponent implements OnInit {
     const graphics = res.actions.GET.graphics.children;
     this.resolutionsOptions = graphics.rdp_resolution.choices;
     this.rdpSmartSizeOptions = graphics.rdp_smart_size.choices;
+    this.colorQualityOptions = graphics.rdp_color_quality.choices;
     this.keyboardLayoutOptions = graphics.keyboard_layout.choices;
   }
 
diff --git a/src/app/model.ts b/src/app/model.ts
index 0dc9d290..2f970d36 100644
--- a/src/app/model.ts
+++ b/src/app/model.ts
@@ -286,7 +286,8 @@ export class Setting {
     keyboard_layout: 'en-us-qwerty',
     rdp_client_option: [],
     applet_connection_method: 'web',
-    rdp_smart_size: '0'
+    rdp_smart_size: '0',
+    rdp_color_quality: '32'
   };
   command_line = {
     character_terminal_font_size: 14,
diff --git a/src/app/services/http.ts b/src/app/services/http.ts
index 3974a1ee..a2ca1a29 100644
--- a/src/app/services/http.ts
+++ b/src/app/services/http.ts
@@ -213,7 +213,7 @@ export class HttpService {
 
   cleanRDPParams(params) {
     const cleanedParams = {};
-    const {rdp_resolution, rdp_client_option, rdp_smart_size} = params.graphics;
+    const {rdp_resolution, rdp_client_option, rdp_smart_size, rdp_color_quality} = params.graphics;
 
     if (rdp_resolution && rdp_resolution.indexOf('x') > -1) {
       const [width, height] = rdp_resolution.split('x');
@@ -231,6 +231,7 @@ export class HttpService {
     }
 
     cleanedParams['rdp_smart_size'] = rdp_smart_size;
+    cleanedParams['rdp_color_quality'] = rdp_color_quality;
     return cleanedParams;
   }
 
diff --git a/src/assets/i18n/ja.json b/src/assets/i18n/ja.json
index dfe6ca58..f9571e54 100644
--- a/src/assets/i18n/ja.json
+++ b/src/assets/i18n/ja.json
@@ -41,8 +41,9 @@
   "Refresh": "リフレッシュ",
   "Checkbox": "複数選択",
   "Batch connect": "バッチ接続",
-  "RDP resolution": "RDP解像度",
+  "RDP resolution": "RDP 解像度",
   "RDP smart size": "RDP スマート・サイズ",
+  "RDP color quality": "RDP 色品質",
   "Send text to all ssh terminals": "すべてのssh端末にテキストを送信します",
   "Switch to quick command": "クイックコマンドに切り替え",
   "Switch to input command": "入力コマンドに切り替え",
diff --git a/src/assets/i18n/zh.json b/src/assets/i18n/zh.json
index 73e6b046..9282d1ac 100644
--- a/src/assets/i18n/zh.json
+++ b/src/assets/i18n/zh.json
@@ -41,8 +41,9 @@
   "Refresh": "刷新",
   "Checkbox": "多选",
   "Batch connect": "批量连接",
-  "RDP resolution": "RDP分辨率",
+  "RDP resolution": "RDP 分辨率",
   "RDP smart size": "RDP 智能大小",
+  "RDP color quality": "RDP 颜色质量",
   "Send text to all ssh terminals": "发送文本到所有ssh终端",
   "Switch to quick command": "切换到快捷命令",
   "Switch to input command": "切换到输入命令",