diff --git a/src/core/platform/web/function.js b/src/core/platform/web/function.js
index 230fc6ad5..1c74836e2 100644
--- a/src/core/platform/web/function.js
+++ b/src/core/platform/web/function.js
@@ -125,5 +125,17 @@ BI._.extend(BI, {
             }
         }
         return false;
+    },
+
+    getSafariVersion: function () {
+        if (!_global.navigator) {
+            return 0;
+        }
+        var agent = navigator.userAgent.toLowerCase();
+        var version = agent.match(/version\/([\d.]+)/);
+        if (version && version[1]) {
+            return version[1] * 1;
+        }
+        return 0;
     }
 });
diff --git a/src/less/base/single/button/button.less b/src/less/base/single/button/button.less
index b9aad6d1a..d404edd24 100644
--- a/src/less/base/single/button/button.less
+++ b/src/less/base/single/button/button.less
@@ -502,6 +502,7 @@ body .bi-button, #body .bi-button {
     &.button-error.disabled,
     &.button-warning.disabled {
       &, &.base-disabled {
+        color: @color-bi-text-disabled-button-theme-dark !important;
         border-color: @color-bi-border-dark-gray-line-theme-dark !important;
         background-color: fade(@color-bi-background-disabled-button-theme-dark, 20%) !important;
         @ieColor: argb(fade(@color-bi-background-disabled-button-theme-dark, 20%));
diff --git a/src/less/lib/theme.less b/src/less/lib/theme.less
index 1092dd18a..50339345c 100644
--- a/src/less/lib/theme.less
+++ b/src/less/lib/theme.less
@@ -125,6 +125,7 @@
 @color-bi-text-error-clear-button: @color-bi-text-failure;
 @color-bi-text-error-ghost-button: @color-bi-text-failure;
 @color-bi-text-disabled-button: @color-bi-text-disabled;
+@color-bi-text-disabled-button-theme-dark: @color-bi-text-disabled-theme-dark;
 @color-bi-background-disabled-button: @color-bi-background-light-disabled;
 @color-bi-border-disabled-button: @color-bi-border-disabled;
 @color-bi-text-disabled-ignore-button: @color-bi-text-disabled;
diff --git a/typescript/core/platform/web/function.ts b/typescript/core/platform/web/function.ts
index 95b2d29ef..406eb95ee 100644
--- a/typescript/core/platform/web/function.ts
+++ b/typescript/core/platform/web/function.ts
@@ -9,4 +9,5 @@ export type _function = {
   isMac: () => boolean;
   isWindows: () => boolean;
   isSupportCss3: (style: any) => boolean;
+  getSafariVersion: () => number;
 }
\ No newline at end of file
diff --git a/typescript/core/worker/controller/worker.main_thread.controller.ts b/typescript/core/worker/controller/worker.main_thread.controller.ts
index bd7dcfc96..b9ddb4fb6 100644
--- a/typescript/core/worker/controller/worker.main_thread.controller.ts
+++ b/typescript/core/worker/controller/worker.main_thread.controller.ts
@@ -10,9 +10,10 @@ export class WorkerMainThreadController extends WorkerBaseController {
 
     /**
      * 是否支持 new Worker, 默认为 Wroker Class 是否实现
+     * 由于Blob url支持度问题  规避Safari 12以下版本
      */
 
-    public canNewWorker: boolean = WorkerMainThreadController.hasWorkerClass;
+    public canNewWorker: boolean = WorkerMainThreadController.hasWorkerClass && !(BI.isSafari() && BI.getSafariVersion() < 12);
 
     /**
      * 主线程 new Worker 起始时刻