diff --git a/CHANGELOG.md b/CHANGELOG.md
index df76cd498b747840864932d4e14f1ae508658f61..c8ad1c65a33ea6e95691d1f9664023447a01cd24 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,7 @@
 - input输入框编辑器识别宽度和高度配置
 - 快速搜索和编辑表单 input 补充 clean 功能
 - 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placeholder占位控件
 
 ### Fixed
 
@@ -21,6 +22,7 @@
 - 工具栏按钮 loading 出现异常滚动条
 - 树节点刷新后ui组件刷新异常
 - 树节点只点击右键菜单按钮，导致节点被激活
+- 工作流按钮文本内容未显示异常
 
 ### Changed
 
@@ -30,6 +32,8 @@
 - markdown编辑器默认处于纯编辑模式和默认不focus
 - 搜索表单和分组面板样式调整
 - 导航视图引擎继承多数据视图
+- 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.scss b/src/control/toolbar/toolbar.scss
index b67e586d03b6fcd10a3eb969df74043eb2e4f55f..24c2b23ac5e995f74b7bbb2b448f17a4acbcf356 100644
--- a/src/control/toolbar/toolbar.scss
+++ b/src/control/toolbar/toolbar.scss
@@ -15,6 +15,10 @@ $control-toolbar: (
 
   display: flex;
 
+  > .el-button {
+    margin: getCssVar(control-toolbar, item-margin);
+  }
+
   @include e(item) {
     display: flex;
     align-items: center;
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);