diff --git a/app/src/main/java/com/limelight/preferences/StreamSettings.java b/app/src/main/java/com/limelight/preferences/StreamSettings.java
index 1234c3f55..a4ff036e1 100755
--- a/app/src/main/java/com/limelight/preferences/StreamSettings.java
+++ b/app/src/main/java/com/limelight/preferences/StreamSettings.java
@@ -721,6 +721,28 @@ public boolean onPreferenceClick(Preference preference) {
                 }
             });
 
+            findPreference("import_https_data_crt_file").setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
+                @Override
+                public boolean onPreferenceClick(Preference preference) {
+                    Intent intent = new Intent(Intent.ACTION_OPEN_DOCUMENT);
+                    intent.addCategory(Intent.CATEGORY_OPENABLE);
+                    intent.setType("*/*");
+                    startActivityForResult(intent, READ_DATA_CRT_REQUEST_CODE);
+                    return false;
+                }
+            });
+
+            findPreference("import_https_data_key_file").setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
+                @Override
+                public boolean onPreferenceClick(Preference preference) {
+                    Intent intent = new Intent(Intent.ACTION_OPEN_DOCUMENT);
+                    intent.addCategory(Intent.CATEGORY_OPENABLE);
+                    intent.setType("*/*");
+                    startActivityForResult(intent, READ_DATA_KEY_REQUEST_CODE);
+                    return false;
+                }
+            });
+
             findPreference("import_special_button_file").setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
                 @Override
                 public boolean onPreferenceClick(Preference preference) {
@@ -776,6 +798,44 @@ public boolean onPreferenceClick(Preference preference) {
                 }
             });
 
+            findPreference("export_https_data_crt_file").setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
+                @Override
+                public boolean onPreferenceClick(Preference preference) {
+                    File dataFile=new File(getActivity().getFilesDir().getAbsolutePath()+ File.separator + "client.crt");
+                    if(!dataFile.exists()){
+                        return false;
+                    }
+                    Uri uri;
+                    Intent intent = new Intent(Intent.ACTION_SEND);
+                    intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
+                    String authority= BuildConfig.APPLICATION_ID+".fileprovider";
+                    uri= FileProvider.getUriForFile(getActivity(),authority,dataFile);
+                    intent.putExtra(Intent.EXTRA_STREAM, uri);
+                    intent.setType("*/*");
+                    startActivity(Intent.createChooser(intent,"保存数据文件"));
+                    return false;
+                }
+            });
+
+            findPreference("export_https_data_key_file").setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
+                @Override
+                public boolean onPreferenceClick(Preference preference) {
+                    File dataFile=new File(getActivity().getFilesDir().getAbsolutePath()+ File.separator + "client.key");
+                    if(!dataFile.exists()){
+                        return false;
+                    }
+                    Uri uri;
+                    Intent intent = new Intent(Intent.ACTION_SEND);
+                    intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
+                    String authority= BuildConfig.APPLICATION_ID+".fileprovider";
+                    uri= FileProvider.getUriForFile(getActivity(),authority,dataFile);
+                    intent.putExtra(Intent.EXTRA_STREAM, uri);
+                    intent.setType("*/*");
+                    startActivity(Intent.createChooser(intent,"保存数据文件"));
+                    return false;
+                }
+            });
+
 
             findPreference("pref_axi_test").setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
                 @Override
@@ -841,6 +901,10 @@ public boolean onPreferenceChange(Preference preference, Object newValue) {
 
         int READ_DATABASE_REQUEST_CODE=1003;
 
+        int READ_DATA_CRT_REQUEST_CODE=1004;
+
+        int READ_DATA_KEY_REQUEST_CODE=1005;
+
         @Override
         public void onActivityResult(int requestCode, int resultCode, Intent data) {
             super.onActivityResult(requestCode, resultCode, data);
@@ -914,6 +978,39 @@ public void onActivityResult(int requestCode, int resultCode, Intent data) {
                 }
                 return;
             }
+
+            if (requestCode == READ_DATA_CRT_REQUEST_CODE && resultCode == Activity.RESULT_OK &&data.getData()!=null) {
+                try {
+                    Uri uri = data.getData();
+                    File dataBaseFile= null;
+                    String displayName = "client.crt";
+                    dataBaseFile=new File(getActivity().getFilesDir().getAbsolutePath(), displayName);
+                    FileUriUtils.copyUriToInternalStorage(getActivity(),uri,dataBaseFile);
+                    Toast.makeText(getActivity(),"导入成功!",Toast.LENGTH_SHORT).show();
+                } catch (Exception e) {
+                    e.printStackTrace();
+                    Toast.makeText(getActivity(),"出错啦~"+e.getMessage(),Toast.LENGTH_SHORT).show();
+                }
+                return;
+
+            }
+
+            if (requestCode == READ_DATA_KEY_REQUEST_CODE && resultCode == Activity.RESULT_OK &&data.getData()!=null) {
+                try {
+                    Uri uri = data.getData();
+                    File dataBaseFile= null;
+                    String displayName = "client.key";
+                    dataBaseFile=new File(getActivity().getFilesDir().getAbsolutePath(), displayName);
+                    FileUriUtils.copyUriToInternalStorage(getActivity(),uri,dataBaseFile);
+                    Toast.makeText(getActivity(),"导入成功!",Toast.LENGTH_SHORT).show();
+                } catch (Exception e) {
+                    e.printStackTrace();
+                    Toast.makeText(getActivity(),"出错啦~"+e.getMessage(),Toast.LENGTH_SHORT).show();
+                }
+                return;
+
+            }
+
         }
 
 
diff --git a/app/src/main/res/xml/preferences.xml b/app/src/main/res/xml/preferences.xml
index 5a0376107..e8c10804d 100755
--- a/app/src/main/res/xml/preferences.xml
+++ b/app/src/main/res/xml/preferences.xml
@@ -515,18 +515,6 @@
             android:summary="每次都会覆盖原来的，请注意备份。"
             />
 
-        <Preference
-            android:key="export_computers_data_file"
-            android:title="导出配对的电脑数据库文件"
-            android:summary="导出一个db格式的sqlite数据库文件"
-            />
-
-        <Preference
-            android:key="import_computers_data_file"
-            android:title="导入配对的电脑数据库文件"
-            android:summary="选择db数据库文件，会覆盖更新原有的电脑列表，需要重新打开APP生效。"
-            />
-
         <com.limelight.preferences.WebLauncherPreference
             android:title="软件版本更新"
             android:summary="跳转到github获取releases"
@@ -598,6 +586,48 @@
             />
 
     </PreferenceCategory>
+
+    <PreferenceCategory android:title="备份恢复数据【注意数据安全】"
+        android:key="category_axixi_back_data">
+
+        <Preference
+            android:key="export_computers_data_file"
+            android:title="导出配对的电脑数据库文件"
+            android:summary="导出一个db格式的sqlite数据库文件"
+            />
+
+        <Preference
+            android:key="export_https_data_crt_file"
+            android:title="导出网络请求的证书文件"
+            android:summary="导出一个crt格式的证书文件"
+            />
+
+        <Preference
+            android:key="export_https_data_key_file"
+            android:title="导出网络请求的key文件"
+            android:summary="导出一个key格式的验证文件"
+            />
+
+        <Preference
+            android:key="import_computers_data_file"
+            android:title="导入配对的电脑数据库文件"
+            android:summary="选择db数据库文件，会覆盖更新原有的电脑列表，需要重新打开APP生效。"
+            />
+
+        <Preference
+            android:key="import_https_data_crt_file"
+            android:title="导入网络请求的证书文件"
+            android:summary="导入一个crt格式的证书文件"
+            />
+
+        <Preference
+            android:key="import_https_data_key_file"
+            android:title="导入网络请求的key文件"
+            android:summary="导入一个key格式的验证文件"
+            />
+
+    </PreferenceCategory>
+
     <!--PreferenceCategory android:title="@string/category_help"
         android:key="category_help">
         <com.limelight.preferences.WebLauncherPreference