diff --git a/packages/api-proxy/src/platform/api/create-intersection-observer/rnIntersectionObserver.js b/packages/api-proxy/src/platform/api/create-intersection-observer/rnIntersectionObserver.js
index 059ae453b..038b67099 100644
--- a/packages/api-proxy/src/platform/api/create-intersection-observer/rnIntersectionObserver.js
+++ b/packages/api-proxy/src/platform/api/create-intersection-observer/rnIntersectionObserver.js
@@ -96,7 +96,7 @@ class RNIntersectionObserver {
 
     const windowRect = {
       top: navigationLayout.y + this.margins.top,
-      left: navigationLayout.x + this.margins.left,
+      left: this.margins.left,
       right: navigationLayout.width - this.margins.right,
       bottom: navigationLayout.y + navigationLayout.height - this.margins.bottom
     }
diff --git a/packages/core/src/platform/createApp.ios.js b/packages/core/src/platform/createApp.ios.js
index 5857165c6..02f5cc543 100644
--- a/packages/core/src/platform/createApp.ios.js
+++ b/packages/core/src/platform/createApp.ios.js
@@ -191,7 +191,8 @@ export default function createApp (option, config = {}) {
       // 7.x替换headerBackTitleVisible
       // headerBackButtonDisplayMode: 'minimal',
       headerBackTitleVisible: false,
-      headerMode: 'float'
+      // 安卓上会出现初始化时闪现导航条的问题
+      headerShown: false
     }
     if (headerBackImageProps) {
       navScreenOpts.headerBackImage = () => {