diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index de9cfad..939d2e7 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -14,8 +14,8 @@ android {
         applicationId = "com.donut.mixfile"
         minSdk = 24
         targetSdk = 34
-        versionCode = 23
-        versionName = "1.2.0"
+        versionCode = 26
+        versionName = "1.2.3"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables {
diff --git a/app/src/main/java/com/donut/mixfile/server/routes/UploadRoute.kt b/app/src/main/java/com/donut/mixfile/server/routes/UploadRoute.kt
index bd6dab6..1190ba7 100644
--- a/app/src/main/java/com/donut/mixfile/server/routes/UploadRoute.kt
+++ b/app/src/main/java/com/donut/mixfile/server/routes/UploadRoute.kt
@@ -30,6 +30,7 @@ fun getUploadRoute(): suspend PipelineContext<Unit, ApplicationCall>.(Unit) -> U
     return route@{
         val key = generateRandomByteArray(16)
         val name = call.request.queryParameters["name"]
+        val add = call.request.queryParameters["add"] ?: "true"
         if (name.isNullOrEmpty()) {
             call.respondText("需要文件名称", status = HttpStatusCode.InternalServerError)
             return@route
@@ -55,7 +56,9 @@ fun getUploadRoute(): suspend PipelineContext<Unit, ApplicationCall>.(Unit) -> U
                 key = MixShareInfo.ENCODER.encode(key),
                 referer = uploader.referer
             )
-        addUploadLog(mixShareInfo)
+        if (add.toBoolean()) {
+            addUploadLog(mixShareInfo)
+        }
         call.respondText(mixShareInfo.toString())
     }
 }
diff --git a/app/src/main/java/com/donut/mixfile/ui/routes/Favorites.kt b/app/src/main/java/com/donut/mixfile/ui/routes/Favorites.kt
index fdf4103..3b1a99c 100644
--- a/app/src/main/java/com/donut/mixfile/ui/routes/Favorites.kt
+++ b/app/src/main/java/com/donut/mixfile/ui/routes/Favorites.kt
@@ -34,17 +34,22 @@ import com.donut.mixfile.ui.nav.MixNavPage
 import com.donut.mixfile.ui.theme.colorScheme
 import com.donut.mixfile.util.UseEffect
 import com.donut.mixfile.util.compressGzip
+import com.donut.mixfile.util.decodeHex
 import com.donut.mixfile.util.decompressGzip
+import com.donut.mixfile.util.encodeToBase64
 import com.donut.mixfile.util.file.FileDataLog
 import com.donut.mixfile.util.file.deleteFavoriteLog
 import com.donut.mixfile.util.file.doUploadFile
 import com.donut.mixfile.util.file.favCategories
 import com.donut.mixfile.util.file.favorites
 import com.donut.mixfile.util.file.selectAndUploadFile
-import com.donut.mixfile.util.ignoreError
+import com.donut.mixfile.util.formatFileSize
+import com.donut.mixfile.util.hashSHA256
 import com.donut.mixfile.util.objects.ProgressContent
+import com.donut.mixfile.util.showErrorDialog
 import com.donut.mixfile.util.showToast
 import com.donut.mixfile.util.toJsonString
+import com.donut.mixfile.util.truncate
 import com.google.gson.Gson
 import io.ktor.client.plugins.onDownload
 import io.ktor.client.plugins.timeout
@@ -69,19 +74,55 @@ fun openCategorySelect(default: String = "", onSelect: (String) -> Unit) {
         setPositiveButton("添加分类") {
             createCategory()
         }
-        if (default.isNotEmpty()) {
-            setNegativeButton("删除分类") {
-                if (default.contentEquals("默认")) {
-                    showToast("不能删除默认分类")
+        if (favCategories.contains(default)) {
+            setNegativeButton("编辑分类") {
+                editCategory(default) {
+                    closeDialog()
+                    openCategorySelect(it, onSelect)
                 }
-                deleteCategory(default)
             }
         }
         show()
     }
 }
 
-fun deleteCategory(name: String) {
+fun editCategory(name: String, callback: (String) -> Unit = {}) {
+    MixDialogBuilder("编辑分类").apply {
+        var newName by mutableStateOf(name)
+
+        setContent {
+            OutlinedTextField(value = newName, onValueChange = {
+                newName = it.substring(0, minOf(it.length, 20)).trim()
+            }, modifier = Modifier.fillMaxWidth())
+        }
+        setNegativeButton("删除分类") {
+            deleteCategory(name) {
+                callback(name)
+                closeDialog()
+            }
+        }
+        setPositiveButton("确定") {
+            if (newName.trim().isEmpty()) {
+                showToast("分类名不能为空")
+                return@setPositiveButton
+            }
+            favCategories -= name
+            favCategories += newName
+            currentCategory = newName
+            showToast("修改分类名称成功")
+            favorites.forEach {
+                if (it.category.contentEquals(name)) {
+                    it.updateCategory(newName)
+                }
+            }
+            closeDialog()
+            callback(newName)
+        }
+        show()
+    }
+}
+
+fun deleteCategory(name: String, callback: (String) -> Unit = {}) {
     MixDialogBuilder("确定删除分类?").apply {
         setContent {
             Text(text = "分类: ${name}")
@@ -95,6 +136,7 @@ fun deleteCategory(name: String) {
             }
             showToast("删除分类成功")
             closeDialog()
+            callback(name)
         }
         show()
     }
@@ -109,6 +151,10 @@ fun createCategory() {
             }, modifier = Modifier.fillMaxWidth())
         }
         setPositiveButton("确认") {
+            if (name.trim().isEmpty()) {
+                showToast("分类名不能为空")
+                return@setPositiveButton
+            }
             favCategories += name
             showToast("添加分类成功")
             closeDialog()
@@ -121,7 +167,11 @@ fun createCategory() {
 fun exportFileList(fileList: List<FileDataLog>) {
     val strData = fileList.toJsonString()
     val compressedData = compressGzip(strData)
-    doUploadFile(compressedData, "__mixfile_list")
+    doUploadFile(
+        compressedData,
+        "__mixfile_list_${compressedData.hashSHA256().decodeHex().encodeToBase64().take(8)}",
+        false
+    )
 }
 
 fun showFileList(fileList: List<FileDataLog>) {
@@ -184,8 +234,8 @@ fun importFileList(url: String) {
 }
 
 suspend fun loadFileList(url: String, progressContent: ProgressContent): Array<FileDataLog>? {
-    return ignoreError {
-        localClient.prepareGet {
+    try {
+        return localClient.prepareGet {
             timeout {
                 requestTimeoutMillis = 1000 * 60 * 60 * 24 * 30L
             }
@@ -205,7 +255,12 @@ suspend fun loadFileList(url: String, progressContent: ProgressContent): Array<F
             val extractedData = decompressGzip(data)
             return@execute Gson().fromJson(extractedData, Array<FileDataLog>::class.java)
         }
+    } catch (e: Exception) {
+        withContext(Dispatchers.Main) {
+            showErrorDialog(e, "解析分享列表失败!")
+        }
     }
+    return null
 }
 
 var currentCategory: String by mutableStateOf("")
@@ -244,6 +299,10 @@ val Favorites = MixNavPage(
         searchVal = it
     }, label = { Text(text = "搜索") }, modifier = Modifier.fillMaxWidth())
 
+    Text(
+        text = "文件总大小: ${formatFileSize(result.sumOf { it.size })}",
+        color = colorScheme.primary
+    )
 
     LaunchedEffect(key1 = searchVal, currentCategory, favorites) {
         result = if (searchVal.trim().isNotEmpty()) {
@@ -271,7 +330,7 @@ val Favorites = MixNavPage(
                 .weight(1.0f)
                 .padding(10.dp, 0.dp)
         ) {
-            Text(text = "筛选分类: ${currentCategory.ifEmpty { "全部" }}")
+            Text(text = "分类: ${currentCategory.ifEmpty { "全部" }.truncate(3)}")
         }
         Button(
             onClick = {
@@ -335,6 +394,4 @@ val Favorites = MixNavPage(
             }
         }
     }
-
-
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/donut/mixfile/util/file/FileDataLog.kt b/app/src/main/java/com/donut/mixfile/util/file/FileDataLog.kt
index 3786095..6336714 100644
--- a/app/src/main/java/com/donut/mixfile/util/file/FileDataLog.kt
+++ b/app/src/main/java/com/donut/mixfile/util/file/FileDataLog.kt
@@ -7,12 +7,40 @@ import com.donut.mixfile.ui.routes.autoAddFavorite
 import com.donut.mixfile.ui.routes.currentCategory
 import com.donut.mixfile.util.cachedMutableOf
 import com.donut.mixfile.util.showToast
+import com.google.gson.TypeAdapter
+import com.google.gson.annotations.JsonAdapter
+import com.google.gson.stream.JsonReader
+import com.google.gson.stream.JsonToken
+import com.google.gson.stream.JsonWriter
+import java.io.IOException
 import java.util.Date
 
+
+class TimestampAdapter : TypeAdapter<Date?>() {
+    @Throws(IOException::class)
+    override fun write(out: JsonWriter, value: Date?) {
+        if (value == null) {
+            out.nullValue()
+            return
+        }
+        out.value(value.time)
+    }
+
+    @Throws(IOException::class)
+    override fun read(`in`: JsonReader): Date? {
+        if (`in`.peek() === JsonToken.NULL) {
+            `in`.nextNull()
+            return null
+        }
+        return Date(`in`.nextLong())
+    }
+}
+
 data class FileDataLog(
     val shareInfoData: String,
     val name: String,
     val size: Long,
+    @JsonAdapter(TimestampAdapter::class)
     val time: Date = Date(),
     var category: String = "默认",
 ) {
diff --git a/app/src/main/java/com/donut/mixfile/util/file/FileUtil.kt b/app/src/main/java/com/donut/mixfile/util/file/FileUtil.kt
index 7f24303..7343090 100644
--- a/app/src/main/java/com/donut/mixfile/util/file/FileUtil.kt
+++ b/app/src/main/java/com/donut/mixfile/util/file/FileUtil.kt
@@ -64,7 +64,7 @@ import kotlin.coroutines.cancellation.CancellationException
 import kotlin.coroutines.coroutineContext
 
 
-fun doUploadFile(data: Any?, name: String) {
+fun doUploadFile(data: Any?, name: String, add: Boolean = true) {
     MixDialogBuilder(
         "上传中", properties = DialogProperties(
             dismissOnClickOutside = false,
@@ -91,6 +91,7 @@ fun doUploadFile(data: Any?, name: String) {
                         url("${getLocalServerAddress()}/api/upload")
                         onUpload(progressContent.ktorListener)
                         parameter("name", name)
+                        parameter("add", add)
                         setBody(data)
                     }
                     val message = response.bodyAsText()
@@ -201,7 +202,7 @@ fun showFileShareDialog(shareInfo: MixShareInfo, onDismiss: () -> Unit = {}) {
                     }, label = {
                         Text(text = "复制分享码", color = colorScheme.primary)
                     })
-                    if (shareInfo.fileName.contentEquals("__mixfile_list")) {
+                    if (shareInfo.fileName.startsWith("__mixfile_list")) {
                         AssistChip(onClick = {
                             importFileList(shareInfo.downloadUrl)
                         }, label = {
diff --git a/app/src/test/java/com/donut/mixfile/ExampleUnitTest.kt b/app/src/test/java/com/donut/mixfile/ExampleUnitTest.kt
index 5d46e50..8758dfd 100644
--- a/app/src/test/java/com/donut/mixfile/ExampleUnitTest.kt
+++ b/app/src/test/java/com/donut/mixfile/ExampleUnitTest.kt
@@ -1,6 +1,7 @@
 package com.donut.mixfile
 
-import com.donut.mixfile.util.formatFileSize
+import com.donut.mixfile.util.file.FileDataLog
+import com.donut.mixfile.util.toJsonString
 import kotlinx.coroutines.runBlocking
 import org.junit.Test