diff --git a/app/src/main/assets/updateLog.md b/app/src/main/assets/updateLog.md
index fbd1ccd18..9db901086 100644
--- a/app/src/main/assets/updateLog.md
+++ b/app/src/main/assets/updateLog.md
@@ -15,6 +15,7 @@
 
 * 修复解码正文图片报错，添加解码日志
 * js文档：java.toast java.longToast
+* cookie保存策略更改，若登录失效请重新登录
 
 **2022/04/12**
 
diff --git a/app/src/main/java/io/legado/app/help/http/CookieStore.kt b/app/src/main/java/io/legado/app/help/http/CookieStore.kt
index e9f9b4dc6..0da6c0d97 100644
--- a/app/src/main/java/io/legado/app/help/http/CookieStore.kt
+++ b/app/src/main/java/io/legado/app/help/http/CookieStore.kt
@@ -10,6 +10,9 @@ import io.legado.app.utils.NetworkUtils
 
 object CookieStore : CookieManager {
 
+    /**
+     *保存cookie到数据库，会自动识别url的二级域名
+     */
     override fun setCookie(url: String, cookie: String?) {
         val cookieBean = Cookie(NetworkUtils.getSubDomain(url), cookie ?: "")
         appDb.cookieDao.insert(cookieBean)
@@ -30,6 +33,9 @@ object CookieStore : CookieManager {
         }
     }
 
+    /**
+     *获取url所属的二级域名的cookie
+     */
     override fun getCookie(url: String): String {
         val cookieBean = appDb.cookieDao.get(NetworkUtils.getSubDomain(url))
         return cookieBean?.cookie ?: ""
diff --git a/app/src/main/java/io/legado/app/utils/NetworkUtils.kt b/app/src/main/java/io/legado/app/utils/NetworkUtils.kt
index 241dce047..c78ed87b4 100644
--- a/app/src/main/java/io/legado/app/utils/NetworkUtils.kt
+++ b/app/src/main/java/io/legado/app/utils/NetworkUtils.kt
@@ -130,6 +130,8 @@ object NetworkUtils {
      */
     fun getAbsoluteURL(baseURL: URL?, relativePath: String): String {
         if (baseURL == null) return relativePath
+        if (relativePath.isAbsUrl()) return relativePath
+        if (relativePath.matches(AppPattern.dataUriRegex)) return relativePath
         if (relativePath.startsWith("javascript")) return ""
         var relativeUrl = relativePath
         try {
@@ -156,7 +158,7 @@ object NetworkUtils {
     }
 
     /**
-     * 获取域名，供cookie保存和读取
+     * 获取域名，供cookie保存和读取，处理失败返回传入的url
      * http://1.2.3.4 => 1.2.3.4
      * https://www.example.com =>  example.com
      * http://www.biquge.com.cn => biquge.com.cn
@@ -167,10 +169,11 @@ object NetworkUtils {
         return kotlin.runCatching {
             val mURL = URL(baseUrl)
             val host: String = mURL.host
+            //mURL.scheme https/http
             //判断是否为ip
-            if (isIPAddress(host)) return baseUrl
+            if (isIPAddress(host)) return host
             //PublicSuffixDatabase处理域名
-            PublicSuffixDatabase.get().getEffectiveTldPlusOne(host) ?: baseUrl
+            PublicSuffixDatabase.get().getEffectiveTldPlusOne(host) ?: host
         }.getOrDefault(baseUrl)
     }