diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1190115cbbd47c6345ac3221996806cb070ef760..094ae201a36d437cd2e49ac0aba802926177c9c1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,7 @@
 - 导航类视图支持通过导航栏部件的高宽配置分割容器占比
 - 支持表格的固定列配置，操作列默认固定
 - 支持代码表文本样式
+- 支持placeholder占位控件
 
 ### Fixed
 
@@ -25,6 +26,7 @@
 - 树节点只点击右键菜单按钮，导致节点被激活
 - 修复选择树选中数据后抛值不正确导致picker编辑器无法回显问题
 - 修复表单嵌入导航视图未自动加载问题
+- 工作流按钮文本内容未显示异常
 
 ### Changed
 
@@ -36,6 +38,8 @@
 - 导航视图引擎继承多数据视图
 - 表格悬浮和当前行颜色更改更深一号的颜色
 - 导航栏头部标题样式调整
+- 工具栏按钮样式调整
+- 文本拷贝操作提示信息调整
 
 ## [0.1.13] - 2023-08-29
 
diff --git a/src/common/rawitem/rawitem.tsx b/src/common/rawitem/rawitem.tsx
index 8b6cd07125b8cd56532e912dc19da48cb7a27cf9..227e5c59c316874e0edc65cbf7c3071171d55723 100644
--- a/src/common/rawitem/rawitem.tsx
+++ b/src/common/rawitem/rawitem.tsx
@@ -272,7 +272,7 @@ export const IBizRawItem = defineComponent({
         );
       }
       if (['PLACEHOLDER'].includes(this.rawItemType)) {
-        return <div>{this.rawItemType}类型暂未支持</div>;
+        return null;
       }
       return null;
     };
diff --git a/src/control/toolbar/export-excel/export-excel.scss b/src/control/toolbar/export-excel/export-excel.scss
index 75a267519a083b5e05141f9bf4ce5393913ef76b..093a3a116a19fe279e7a9b3fc9027c0be52fd797 100644
--- a/src/control/toolbar/export-excel/export-excel.scss
+++ b/src/control/toolbar/export-excel/export-excel.scss
@@ -12,4 +12,25 @@
             background-color: transparent;
         }
     }    
+
+    @include e(button) {
+        @include flex(row, center, center);
+
+        padding: getCssVar(spacing, tight) getCssVar(spacing, base);
+
+        > span {
+            @include flex(row, center, center);
+
+            font-size: 14px;
+            pointer-events: none;
+        }
+
+        img,
+        i {
+            display: inline-block;
+            max-width: getCssVar(width-icon, medium);
+            max-height: getCssVar(width-icon, medium);
+            margin: 0 getCssVar(spacing, extra-tight) 0 0;
+        }
+    }
 }
\ No newline at end of file
diff --git a/src/control/toolbar/export-excel/export-excel.tsx b/src/control/toolbar/export-excel/export-excel.tsx
index 00e0a3770643099c2cf89bcf84dac683eefde8ca..74aee00d9e8da5c60e0a36ebcd3019defad01742 100644
--- a/src/control/toolbar/export-excel/export-excel.tsx
+++ b/src/control/toolbar/export-excel/export-excel.tsx
@@ -51,7 +51,11 @@ export const IBizExportExcel = defineComponent({
         {{
           default: (): VNode => {
             return (
-              <el-button title={this.item.tooltip} size={this.$props.size}>
+              <el-button
+                title={this.item.tooltip}
+                size={this.$props.size}
+                class={this.ns.e('button')}
+              >
                 {this.btnContent(this.item)}
               </el-button>
             );
diff --git a/src/control/toolbar/toolbar.tsx b/src/control/toolbar/toolbar.tsx
index 9ae24b539839c997904d75e41e191d1ea31ba301..135fccfde325581b39c30285e2ae348f413bb0ae 100644
--- a/src/control/toolbar/toolbar.tsx
+++ b/src/control/toolbar/toolbar.tsx
@@ -57,13 +57,15 @@ export const ToolbarControl = defineComponent({
     const renderExtraButtons = (extraButtons: IExtraButton[]): VNode[] => {
       return extraButtons.map(button => {
         return (
-          <el-button
-            title={button.tooltip}
-            size={btnSize.value}
-            onClick={(e: MouseEvent): Promise<void> => handleClick(button, e)}
-          >
-            {btnContent(button)}
-          </el-button>
+          <div key={button.id} class={[ns.e('item')]}>
+            <el-button
+              title={button.tooltip}
+              size={btnSize.value}
+              onClick={(e: MouseEvent): Promise<void> => handleClick(button, e)}
+            >
+              {btnContent(button)}
+            </el-button>
+          </div>
         );
       });
     };
diff --git a/src/devtool/devtool-action.tsx b/src/devtool/devtool-action.tsx
index a39d45e5d8a0043e78f2483909eb8ef3e1d00f73..0a220cb3c3bba4c590eb3fafdf8ad444f8ac992d 100644
--- a/src/devtool/devtool-action.tsx
+++ b/src/devtool/devtool-action.tsx
@@ -85,15 +85,15 @@ export const DevtoolAction = defineComponent({
       }
     };
 
-    const copy = async (value: string) => {
+    const copy = (value: string) => {
       if (!value) {
         return;
       }
-      try {
-        await ibiz.util.text.copy(value);
+      const result = ibiz.util.text.copy(value);
+      if (result) {
         ibiz.message.success('拷贝成功!');
-      } catch (error) {
-        ibiz.message.error('拷贝失败!');
+      } else {
+        ibiz.message.error('拷贝失败，浏览器copy操作不被支持或未被启用!');
       }
     };
 
diff --git a/src/view-engine/wf-dyna-edit-view.engine.ts b/src/view-engine/wf-dyna-edit-view.engine.ts
index 7b756f5f39d5f588577815995f6fc13d3e36bc7c..96cdf9165d93acaa4d8c41dbc66b2274a30ab304 100644
--- a/src/view-engine/wf-dyna-edit-view.engine.ts
+++ b/src/view-engine/wf-dyna-edit-view.engine.ts
@@ -203,6 +203,7 @@ export class WFDynaEditViewEngine extends EditViewEngine {
         caption: link.sequenceFlowName,
         buttonType: 'extra',
         tooltip: link.sequenceFlowName,
+        showCaption: true,
       } as const;
     });
     this.toolbar.setExtraButtons('before', extraButtons);