diff --git a/app/src/main/java/com/zcshou/gogogo/WelcomeActivity.java b/app/src/main/java/com/zcshou/gogogo/WelcomeActivity.java
index 0533af3..3191092 100644
--- a/app/src/main/java/com/zcshou/gogogo/WelcomeActivity.java
+++ b/app/src/main/java/com/zcshou/gogogo/WelcomeActivity.java
@@ -99,9 +99,9 @@ public class WelcomeActivity extends AppCompatActivity {
             }
 
              // 读取电话状态权限
-             if (checkSelfPermission( Manifest.permission.READ_PHONE_STATE) != PackageManager.PERMISSION_GRANTED) {
-                 ReqPermissions.add(Manifest.permission.READ_PHONE_STATE);
-             }
+            if (checkSelfPermission( Manifest.permission.READ_PHONE_STATE) != PackageManager.PERMISSION_GRANTED) {
+                ReqPermissions.add(Manifest.permission.READ_PHONE_STATE);
+            }
 
             if (ReqPermissions.size() > 0) {
                 requestPermissions(ReqPermissions.toArray(new String[0]), SDK_PERMISSION_REQUEST);
@@ -145,7 +145,7 @@ public class WelcomeActivity extends AppCompatActivity {
                 isPermission = true;
             } else {
                 isPermission = false;
-                DisplayToast("权限不足，无法运行");
+                startBtn.setText("权限不足");
             }
         }
         super.onRequestPermissionsResult(requestCode, permissions, grantResults);
@@ -169,10 +169,4 @@ public class WelcomeActivity extends AppCompatActivity {
         }
     }
 
-    public void DisplayToast(String str) {
-        Toast toast = Toast.makeText(WelcomeActivity.this, str, Toast.LENGTH_LONG);
-        toast.setGravity(Gravity.TOP, 0, 220);
-        toast.show();
-    }
-
 }