...

app/src/main/java/com/base/browserwhite/ui/activity/webbrowser/WebBrowserActivity.kt

@@ -10,6 +10,7 @@ import android.text.Editable
 import android.text.TextUtils
 import android.text.TextWatcher
 import android.view.View
+import android.view.inputmethod.InputMethodManager
 import androidx.activity.addCallback
 import androidx.core.view.updatePadding
 import androidx.fragment.app.Fragment
@@ -410,7 +411,10 @@ class WebBrowserActivity : BaseActivity<ActivityWebBrowserBinding>() {
         }
     }
     fun closeIm() {
-
+        val imm = getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager
+        if (imm != null && currentFocus != null) {
+            imm.hideSoftInputFromWindow(currentFocus!!.windowToken, 0)
+        }
     }
 
     fun setSearchNum(int: Int, max: Int) {