diff --git a/app/src/main/java/com/fatapp/oxygentoolbox/tools/ip/MainActivity.java b/app/src/main/java/com/fatapp/oxygentoolbox/tools/ip/MainActivity.java
index 66cf822..5671b10 100644
--- a/app/src/main/java/com/fatapp/oxygentoolbox/tools/ip/MainActivity.java
+++ b/app/src/main/java/com/fatapp/oxygentoolbox/tools/ip/MainActivity.java
@@ -18,6 +18,7 @@ import com.fatapp.oxygentoolbox.util.ResourceUtil;
 import com.fatapp.oxygentoolbox.util.http.HttpHelper;
 import com.fatapp.oxygentoolbox.util.http.ResponseListener;
 import com.fatapp.oxygentoolbox.util.tool.BaseActivityNormal;
+import com.google.android.material.snackbar.Snackbar;
 
 import org.json.JSONException;
 import org.json.JSONObject;
@@ -66,18 +67,18 @@ public class MainActivity extends BaseActivityNormal {
                             String desc = data.getString("desc");
                             textViewCurrentIP.setText(String.format("%s %s", ip, desc));
                         } else {
-                            onFailed();
+                            onFailure();
                         }
                     } catch (JSONException e) {
-                        onFailed();
+                        onFailure();
                     }
                 } else {
-                    onFailed();
+                    onFailure();
                 }
             }
 
             @Override
-            public void onFailed() {
+            public void onFailure() {
                 textViewCurrentIP.setText(ResourceUtil.getString(R.string.tool_ip_Unknown));
             }
         });
@@ -118,6 +119,8 @@ public class MainActivity extends BaseActivityNormal {
         ((InputMethodManager) getSystemService(INPUT_METHOD_SERVICE)).hideSoftInputFromWindow(editTextIpAddress.getWindowToken(), 0);
         final ProgressDialog progressDialog = new ProgressDialog(this);
         progressDialog.setTitle(R.string.tool_ip_querying);
+        progressDialog.setMessage(ResourceUtil.getString(R.string.tool_ip_wait));
+        progressDialog.setCancelable(false);
         progressDialog.show();
         final HttpHelper httpHelper = new HttpHelper(this, URL_QUERY, new ResponseListener() {
             @Override
@@ -136,25 +139,31 @@ public class MainActivity extends BaseActivityNormal {
                             textViewResultCity.setText(city.isEmpty() ? ResourceUtil.getString(R.string.tool_ip_Unknown) : city);
                             textViewResultIsp.setText(isp.isEmpty() ? ResourceUtil.getString(R.string.tool_ip_Unknown) : isp);
                         } else {
-                            onFailed();
-                            textViewResultIP.setText(new JSONObject(responseBody).getString("msg"));
+                            setUnknown();
+                            Snackbar.make(getConstraintLayoutRoot(), new JSONObject(responseBody).getString("msg"), Snackbar.LENGTH_LONG).show();
                         }
                     } catch (JSONException e) {
-                        onFailed();
+                        onFailure();
                     }
                 } else {
-                    onFailed();
+                    onFailure();
                 }
             }
 
             @Override
-            public void onFailed() {
-                textViewResultIP.setText(ResourceUtil.getString(R.string.tool_ip_Unknown));
-                textViewResultProvince.setText(ResourceUtil.getString(R.string.tool_ip_Unknown));
-                textViewResultCity.setText(ResourceUtil.getString(R.string.tool_ip_Unknown));
-                textViewResultIsp.setText(ResourceUtil.getString(R.string.tool_ip_Unknown));
+            public void onFailure() {
+                progressDialog.cancel();
+                setUnknown();
+                Snackbar.make(getConstraintLayoutRoot(), ResourceUtil.getString(R.string.tool_ip_query_failed), Snackbar.LENGTH_LONG).show();
             }
         });
         httpHelper.request(editTextIpAddress.getText().toString(), BuildConfig.ROLL_APP_ID, BuildConfig.ROLL_APP_SECRET);
     }
+
+    private void setUnknown() {
+        textViewResultIP.setText(ResourceUtil.getString(R.string.tool_ip_Unknown));
+        textViewResultProvince.setText(ResourceUtil.getString(R.string.tool_ip_Unknown));
+        textViewResultCity.setText(ResourceUtil.getString(R.string.tool_ip_Unknown));
+        textViewResultIsp.setText(ResourceUtil.getString(R.string.tool_ip_Unknown));
+    }
 }
diff --git a/app/src/main/java/com/fatapp/oxygentoolbox/tools/translation/MainActivity.java b/app/src/main/java/com/fatapp/oxygentoolbox/tools/translation/MainActivity.java
index 5773489..a49a44c 100644
--- a/app/src/main/java/com/fatapp/oxygentoolbox/tools/translation/MainActivity.java
+++ b/app/src/main/java/com/fatapp/oxygentoolbox/tools/translation/MainActivity.java
@@ -152,30 +152,30 @@ public class MainActivity extends BaseActivityNormal {
                         imageViewTranslate.setEnabled(true);
                         progressBarInTranslation.setVisibility(View.INVISIBLE);
                     } catch (JSONException e) {
-                        onFailed();
+                        onFailure();
                     }
                 } else {
-                    onFailed();
+                    onFailure();
                 }
             }
 
             @Override
-            public void onFailed() {
+            public void onFailure() {
                 textViewTo.setText(null);
                 editTextFrom.setEnabled(true);
                 imageViewTranslate.setEnabled(true);
                 progressBarInTranslation.setVisibility(View.INVISIBLE);
-                Snackbar.make(getConstraintLayoutRoot(), "翻译失败", Snackbar.LENGTH_LONG).show();
+                Snackbar.make(getConstraintLayoutRoot(), ResourceUtil.getString(R.string.tool_translation_translation_failed), Snackbar.LENGTH_LONG).show();
             }
         });
 
         try {
             if (languageFrom.equals(languageTo)) {
-                httpHelper.getResponseListener().onFailed();
+                httpHelper.getResponseListener().onFailure();
             }
             httpHelper.request(languageFrom.toUpperCase() + 2 + languageTo.toUpperCase(), URLEncoder.encode(editTextFrom.getText().toString(), StandardCharsets.UTF_8.toString()));
         } catch (UnsupportedEncodingException e) {
-            httpHelper.getResponseListener().onFailed();
+            httpHelper.getResponseListener().onFailure();
         }
     }
 }
diff --git a/app/src/main/java/com/fatapp/oxygentoolbox/util/http/HttpHelper.java b/app/src/main/java/com/fatapp/oxygentoolbox/util/http/HttpHelper.java
index 1f7dec6..4fa8d72 100644
--- a/app/src/main/java/com/fatapp/oxygentoolbox/util/http/HttpHelper.java
+++ b/app/src/main/java/com/fatapp/oxygentoolbox/util/http/HttpHelper.java
@@ -39,7 +39,7 @@ public class HttpHelper {
                     String body = Objects.requireNonNull(response.body()).string();
                     activity.runOnUiThread(() -> responseListener.onResponse(code, body));
                 } catch (IOException e) {
-                    activity.runOnUiThread(() -> responseListener.onFailed());
+                    activity.runOnUiThread(() -> responseListener.onFailure());
                 }
             }
         }.start();
diff --git a/app/src/main/java/com/fatapp/oxygentoolbox/util/http/ResponseListener.java b/app/src/main/java/com/fatapp/oxygentoolbox/util/http/ResponseListener.java
index 60c59d6..412330d 100644
--- a/app/src/main/java/com/fatapp/oxygentoolbox/util/http/ResponseListener.java
+++ b/app/src/main/java/com/fatapp/oxygentoolbox/util/http/ResponseListener.java
@@ -3,5 +3,5 @@ package com.fatapp.oxygentoolbox.util.http;
 public interface ResponseListener {
     void onResponse(int code, String responseBody);
 
-    void onFailed();
+    void onFailure();
 }
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index 8849d63..7611d98 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -76,13 +76,15 @@
 
     <string name="tool_translation_choose_language">选择语言</string>
     <string name="tool_translation_please_enter_text">请输入内容……</string>
-    <string name="tool_translation_translation_failed">翻译失败</string>
+    <string name="tool_translation_translation_failed">翻译失败，请检查网络连接。</string>
 
     <string name="tool_ip_current_IP">当前 IP：</string>
     <string name="tool_ip_Unknown">未知</string>
     <string name="tool_ip_ipaddress">IP 地址</string>
     <string name="tool_ip_querying">查询中</string>
+    <string name="tool_ip_wait">请耐心等待……</string>
     <string name="tool_ip_city">城市</string>
     <string name="tool_ip_province">省份</string>
     <string name="tool_ip_isp">网络提供商</string>
+    <string name="tool_ip_query_failed">查询失败，请检查网络连接。</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-zh-rHK/strings.xml b/app/src/main/res/values-zh-rHK/strings.xml
index 8849d63..7611d98 100644
--- a/app/src/main/res/values-zh-rHK/strings.xml
+++ b/app/src/main/res/values-zh-rHK/strings.xml
@@ -76,13 +76,15 @@
 
     <string name="tool_translation_choose_language">选择语言</string>
     <string name="tool_translation_please_enter_text">请输入内容……</string>
-    <string name="tool_translation_translation_failed">翻译失败</string>
+    <string name="tool_translation_translation_failed">翻译失败，请检查网络连接。</string>
 
     <string name="tool_ip_current_IP">当前 IP：</string>
     <string name="tool_ip_Unknown">未知</string>
     <string name="tool_ip_ipaddress">IP 地址</string>
     <string name="tool_ip_querying">查询中</string>
+    <string name="tool_ip_wait">请耐心等待……</string>
     <string name="tool_ip_city">城市</string>
     <string name="tool_ip_province">省份</string>
     <string name="tool_ip_isp">网络提供商</string>
+    <string name="tool_ip_query_failed">查询失败，请检查网络连接。</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index 8849d63..7611d98 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -76,13 +76,15 @@
 
     <string name="tool_translation_choose_language">选择语言</string>
     <string name="tool_translation_please_enter_text">请输入内容……</string>
-    <string name="tool_translation_translation_failed">翻译失败</string>
+    <string name="tool_translation_translation_failed">翻译失败，请检查网络连接。</string>
 
     <string name="tool_ip_current_IP">当前 IP：</string>
     <string name="tool_ip_Unknown">未知</string>
     <string name="tool_ip_ipaddress">IP 地址</string>
     <string name="tool_ip_querying">查询中</string>
+    <string name="tool_ip_wait">请耐心等待……</string>
     <string name="tool_ip_city">城市</string>
     <string name="tool_ip_province">省份</string>
     <string name="tool_ip_isp">网络提供商</string>
+    <string name="tool_ip_query_failed">查询失败，请检查网络连接。</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 832bf4f..4667f87 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -112,13 +112,15 @@
     <string name="tool_translation_language_japanese" translatable="false">日本</string>
     <string name="tool_translation_language_korean" translatable="false">한국인</string>
     <string name="tool_translation_please_enter_text">Please enter text…</string>
-    <string name="tool_translation_translation_failed">Translation Failed</string>
+    <string name="tool_translation_translation_failed">Translation failed, please check network connection.</string>
 
     <string name="tool_ip_current_IP">Current IP:&#160;</string>
     <string name="tool_ip_Unknown">Unknown</string>
     <string name="tool_ip_ipaddress">IP address</string>
     <string name="tool_ip_querying">Querying</string>
+    <string name="tool_ip_wait">Please wait patiently…</string>
     <string name="tool_ip_city">City</string>
     <string name="tool_ip_province">Province</string>
     <string name="tool_ip_isp">ISP</string>
+    <string name="tool_ip_query_failed">Query failed, please check network connection.</string>
 </resources>
\ No newline at end of file