diff --git a/app/build.gradle b/app/build.gradle
index ee835cd..fcdc3c7 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -12,7 +12,7 @@ android {
         minSdkVersion 23
         //noinspection OldTargetApi
         targetSdkVersion 34
-        versionCode 75
+        versionCode 76
         versionName '2.5.4'
         resourceConfigurations += ['zh', 'zh-rCN']
 
diff --git a/app/src/main/java/top/fumiama/copymanga/api/Config.kt b/app/src/main/java/top/fumiama/copymanga/api/Config.kt
index 8737e85..c4df5e4 100644
--- a/app/src/main/java/top/fumiama/copymanga/api/Config.kt
+++ b/app/src/main/java/top/fumiama/copymanga/api/Config.kt
@@ -42,7 +42,7 @@ object Config {
                 field = LazyHeaders.Builder()
                     .addHeader("referer", referer)
                     .addHeader("User-Agent", pc_ua)
-                    .addHeader("source", "copyApp")
+                    .addHeader("source", net_source.value)
                     .addHeader("webp", "1")
                     .addHeader("version", app_ver.value)
                     .addHeader(
@@ -81,12 +81,19 @@ object Config {
 
     val net_use_gzip = PreferenceBoolean("settings_cat_net_sw_use_gzip", false)
     val net_use_json = PreferenceBoolean("settings_cat_net_sw_use_json", false)
+    val net_platform = PreferenceBoolean("settings_cat_net_sw_platform", false)
+    val net_referer = PreferenceBoolean("settings_cat_net_sw_referer", false)
+    val net_version = PreferenceBoolean("settings_cat_net_sw_version", false)
+    val net_region = PreferenceBoolean("settings_cat_net_sw_region", false)
+    val net_no_webp = PreferenceBoolean("settings_cat_net_no_webp", false)
     val net_use_comandy = PreferenceBoolean("settings_cat_net_sw_use_comandy", false)
     val net_use_foreign = PreferenceBoolean("settings_cat_net_sw_use_foreign", false)
     private val net_use_img_proxy = PreferenceBoolean("settings_cat_net_sw_use_img_proxy", false)
     val net_use_api_proxy = PreferenceBoolean("settings_cat_net_sw_use_api_proxy", false)
     val net_img_resolution = PreferenceString(R.string.imgResolutionKeyID)
     val net_umstring = PreferenceString("settings_cat_net_et_umstring")
+    val net_source = PreferenceString("settings_cat_net_et_source", R.string.source)
+    val net_ua = PreferenceString("settings_cat_net_et_ua", "__default_ua__")
 
     val view_manga_inverse_chapters = PreferenceBoolean("settings_cat_vm_sw_inverse_chapters", false)
     val view_manga_always_dark_bg = PreferenceBoolean("settings_cat_vm_sw_always_dark_bg", false)
diff --git a/app/src/main/java/top/fumiama/copymanga/api/network/Api.kt b/app/src/main/java/top/fumiama/copymanga/api/network/Api.kt
index 1fdf104..2587ec9 100644
--- a/app/src/main/java/top/fumiama/copymanga/api/network/Api.kt
+++ b/app/src/main/java/top/fumiama/copymanga/api/network/Api.kt
@@ -106,12 +106,19 @@ class Api {
                 }?: DownloadTools.requestApiWithBody(u, method, body, contentType)).decodeToString()
                 r = Gson().fromJson(ret, ReturnBase::class.java)
                 if (r!!.code != 200) {
-                    mu.write { mHostApiUrls.remove(api) }
+                    mu.write {
+                        if (mHostApiUrls.size <= 1) return@write
+                        mHostApiUrls.remove(api)
+                    }
                 } else {
                     return ret
                 }
             } catch (e: Exception) {
-                mu.write { mHostApiUrls.remove(api) }
+                e.printStackTrace()
+                mu.write {
+                    if (mHostApiUrls.size <= 1) return@write
+                    mHostApiUrls.remove(api)
+                }
             }
         }
         throw IllegalStateException("错误码${r!!.code}, 信息: ${r!!.message}")
diff --git a/app/src/main/java/top/fumiama/copymanga/net/DownloadTools.kt b/app/src/main/java/top/fumiama/copymanga/net/DownloadTools.kt
index d7cbd06..0b1dfde 100644
--- a/app/src/main/java/top/fumiama/copymanga/net/DownloadTools.kt
+++ b/app/src/main/java/top/fumiama/copymanga/net/DownloadTools.kt
@@ -30,20 +30,23 @@ object DownloadTools {
         connection.connectTimeout = timeout
         connection.readTimeout = timeout
         connection.apply {
-            setRequestProperty("user-agent", Config.pc_ua)
-            setRequestProperty("source", "copyApp")
+            Config.net_ua.value.let {
+                if (it.isEmpty()) return@let
+                setRequestProperty("user-agent", if (it == "__default_ua__") Config.pc_ua else it)
+            }
+            Config.net_source.value.let { if(it.isNotEmpty()) setRequestProperty("source", it) }
             // deviceinfo
-            setRequestProperty("webp", "1")
+            if (!Config.net_no_webp.value) setRequestProperty("webp", "1")
             setRequestProperty("dt", SimpleDateFormat("yyyy.MM.dd", Locale.getDefault()).format(Calendar.getInstance().time))
             if (Config.net_use_gzip.value) setRequestProperty("accept-encoding", "gzip")
             setRequestProperty("authorization", "Token${Config.token.value?.let { tk ->
                 if (tk.isNotEmpty()) " $tk" else ""
             }}")
-            setRequestProperty("platform", Config.platform.value)
-            setRequestProperty("referer", Config.referer)
+            if (Config.net_platform.value) setRequestProperty("platform", Config.platform.value)
+            if (Config.net_referer.value) setRequestProperty("referer", Config.referer)
             if (Config.net_use_json.value) setRequestProperty("accept", "application/json")
-            setRequestProperty("version", Config.app_ver.value)
-            setRequestProperty("region", if(!Config.net_use_foreign.value) "1" else "0")
+            if (Config.net_version.value) setRequestProperty("version", Config.app_ver.value)
+            if (Config.net_region.value) setRequestProperty("region", if(!Config.net_use_foreign.value) "1" else "0")
             // device
             // host
             Config.net_umstring.value.let { if (it.isNotEmpty()) setRequestProperty("umstring", it) }
@@ -59,20 +62,23 @@ object DownloadTools {
             capsule.url = url
             capsule.method = method
             capsule.headers = hashMapOf()
-            capsule.headers["user-agent"] = Config.pc_ua
-            capsule.headers["source"] = "copyApp"
+            Config.net_ua.value.let {
+                if (it.isEmpty()) return@let
+                capsule.headers["user-agent"] = if (it == "__default_ua__") Config.pc_ua else it
+            }
+            Config.net_source.value.let { if(it.isNotEmpty()) capsule.headers["source"] = it }
             // deviceinfo
-            capsule.headers["webp"] = "1"
+            if (!Config.net_no_webp.value) capsule.headers["webp"] = "1"
             capsule.headers["dt"] = SimpleDateFormat("yyyy.MM.dd", Locale.getDefault()).format(Calendar.getInstance().time)
             if (Config.net_use_gzip.value) capsule.headers["accept-encoding"] = "gzip"
             capsule.headers["authorization"] = "Token${Config.token.value?.let { tk ->
                 if (tk.isNotEmpty()) " $tk" else ""
             }}"
-            capsule.headers["platform"] = Config.platform.value
-            capsule.headers["referer"] = Config.referer
+            if (Config.net_platform.value) capsule.headers["platform"] = Config.platform.value
+            if (Config.net_referer.value) capsule.headers["referer"] = Config.referer
             if (Config.net_use_json.value) capsule.headers["accept"] = "application/json"
-            capsule.headers["version"] = Config.app_ver.value
-            capsule.headers["region"] = if(!Config.net_use_foreign.value) "1" else "0"
+            if (Config.net_version.value) capsule.headers["version"] = Config.app_ver.value
+            if (Config.net_region.value) capsule.headers["region"] = if(!Config.net_use_foreign.value) "1" else "0"
             // device
             // host
             Config.net_umstring.value.let { if (it.isNotEmpty()) capsule.headers["umstring"] = it }
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index e44902c..d12c640 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -4,9 +4,11 @@
     <!ENTITY appver "2.3.0">
     <!ENTITY proxyurl "copymanga.azurewebsites.net">
     <!ENTITY platform "3">
+    <!ENTITY source "copyApp">
     ]>
 <resources>
     <string name="app_name">拷贝漫画</string>
+    <string name="source">&source;</string>
 
     <string name="action_settings">设定</string>
     <string name="action_info">关于</string>
@@ -177,12 +179,26 @@
     <string name="settings_cat_net_sm_use_gzip">告知服务器优先返回GZip格式数据</string>
     <string name="settings_cat_net_sw_use_json">请求JSON</string>
     <string name="settings_cat_net_sm_use_json">显式告知服务器返回JSON格式数据</string>
+    <string name="settings_cat_net_sw_platform">请求平台</string>
+    <string name="settings_cat_net_sm_platform">向服务器报告平台版本号</string>
+    <string name="settings_cat_net_sw_referer">请求来源</string>
+    <string name="settings_cat_net_sm_referer">向服务器报告请求来源</string>
+    <string name="settings_cat_net_sw_version">请求版本号</string>
+    <string name="settings_cat_net_sm_version">向服务器报告请求版本号</string>
+    <string name="settings_cat_net_sw_region">请求区域</string>
+    <string name="settings_cat_net_sm_region">向服务器报告请求区域</string>
+    <string name="settings_cat_net_sw_no_webp">不请求WebP</string>
+    <string name="settings_cat_net_sm_no_webp">不向服务器报告WebP请求</string>
     <string name="settings_cat_net_et_title_api_url">请求API网址</string>
     <string name="settings_cat_net_et_summary_api_url">一般无需更改，除非拷贝漫画官方更改网址，默认：&hosturl;</string>
     <string name="settings_cat_net_et_title_reverse_proxy">反向代理</string>
     <string name="settings_cat_net_et_summary_reverse_proxy">您可以自建反向代理并填写在此处以解决网络不畅</string>
     <string name="settings_cat_net_et_title_umstring">友盟ID</string>
     <string name="settings_cat_net_et_summary_umstring">填写您分配到的友盟ID</string>
+    <string name="settings_cat_net_et_title_source">请求源</string>
+    <string name="settings_cat_net_et_summary_source">默认&source;</string>
+    <string name="settings_cat_net_et_title_ua">请求UA</string>
+    <string name="settings_cat_net_et_summary_ua">自定义请求UA</string>
     <string name="settings_cat_net_sw_use_api_proxy">使用API代理（需要密钥）</string>
     <string name="settings_cat_net_sm_use_api_proxy">作者自建的API代理，可缓解国内图书详情加载问题，但不保证100%解决，也不保证一直可用</string>
     <string name="settings_cat_net_sw_use_img_proxy">使用图床代理（需要密钥）</string>
diff --git a/app/src/main/res/xml/pref_setting.xml b/app/src/main/res/xml/pref_setting.xml
index 469a2c6..b9f4821 100644
--- a/app/src/main/res/xml/pref_setting.xml
+++ b/app/src/main/res/xml/pref_setting.xml
@@ -89,6 +89,36 @@
             app:selectable="true"
             app:summary="@string/settings_cat_net_sm_use_json"
             app:title="@string/settings_cat_net_sw_use_json" />
+        <SwitchPreferenceCompat
+            app:iconSpaceReserved="false"
+            app:key="settings_cat_net_sw_platform"
+            app:selectable="true"
+            app:summary="@string/settings_cat_net_sm_platform"
+            app:title="@string/settings_cat_net_sw_platform" />
+        <SwitchPreferenceCompat
+            app:iconSpaceReserved="false"
+            app:key="settings_cat_net_sw_referer"
+            app:selectable="true"
+            app:summary="@string/settings_cat_net_sm_referer"
+            app:title="@string/settings_cat_net_sw_referer" />
+        <SwitchPreferenceCompat
+            app:iconSpaceReserved="false"
+            app:key="settings_cat_net_sw_version"
+            app:selectable="true"
+            app:summary="@string/settings_cat_net_sm_version"
+            app:title="@string/settings_cat_net_sw_version" />
+        <SwitchPreferenceCompat
+            app:iconSpaceReserved="false"
+            app:key="settings_cat_net_sw_region"
+            app:selectable="true"
+            app:summary="@string/settings_cat_net_sm_version"
+            app:title="@string/settings_cat_net_sw_version" />
+        <SwitchPreferenceCompat
+            app:iconSpaceReserved="false"
+            app:key="settings_cat_net_no_webp"
+            app:selectable="true"
+            app:summary="@string/settings_cat_net_sm_no_webp"
+            app:title="@string/settings_cat_net_sw_no_webp" />
         <ListPreference
             android:max="1500"
             app:iconSpaceReserved="false"
@@ -142,6 +172,26 @@
             app:enableCopying="true"
             app:iconSpaceReserved="false"
             app:key="settings_cat_net_et_umstring" />
+        <EditTextPreference
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:selectAllOnFocus="false"
+            android:singleLine="true"
+            android:title="@string/settings_cat_net_et_title_source"
+            android:summary="@string/settings_cat_net_et_summary_source"
+            app:enableCopying="true"
+            app:iconSpaceReserved="false"
+            app:key="settings_cat_net_et_source" />
+        <EditTextPreference
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:selectAllOnFocus="false"
+            android:singleLine="true"
+            android:title="@string/settings_cat_net_et_title_ua"
+            android:summary="@string/settings_cat_net_et_summary_ua"
+            app:enableCopying="true"
+            app:iconSpaceReserved="false"
+            app:key="settings_cat_net_et_ua" />
         <SwitchPreferenceCompat
             app:iconSpaceReserved="false"
             app:key="@string/apiProxyKeyID"