diff --git a/.changelog/v4.0.0-beta4.md b/.changelog/v4.0.0-beta4.md
new file mode 100644
index 00000000..e33e861c
--- /dev/null
+++ b/.changelog/v4.0.0-beta4.md
@@ -0,0 +1,7 @@
+> 对应核心版本: [**v4.0.0-RC3**](https://github.com/simple-robot/simpler-robot/releases/tag/v4.0.0-RC3)
+
+
+我们欢迎并期望着您的的[反馈](https://github.com/simple-robot/simbot-component-qq-guild/issues)或[协助](https://github.com/simple-robot/simbot-component-qq-guild/pulls)，
+感谢您的贡献与支持！
+
+也欢迎您为我们献上一颗 `star`，这是对我们最大的鼓励与认可！
diff --git a/Writerside/v.list b/Writerside/v.list
index 88568555..69498fca 100644
--- a/Writerside/v.list
+++ b/Writerside/v.list
@@ -5,6 +5,6 @@
     <var name="api-doc" value="https://docs.simbot.forte.love"/>
     <var name="jb" value="阻塞"/>
     <var name="ja" value="异步"/>
-    <var name="version" value="4.0.0-beta3"/>
-    <var name="minimum-core-version" value="4.0.0-RC3"/>
+    <var name="version" value="4.0.0-beta4"/>
+    <var name="minimum-core-version" value="4.0.0"/>
 </vars>
diff --git a/buildSrc/src/main/kotlin/P.kt b/buildSrc/src/main/kotlin/P.kt
index d8f6bdca..ecd2cbaf 100644
--- a/buildSrc/src/main/kotlin/P.kt
+++ b/buildSrc/src/main/kotlin/P.kt
@@ -59,7 +59,7 @@ object P {
         override val homepage: String get() = HOMEPAGE
 
 
-        private val baseVersion = v(4, 0, 0) - v("beta3")
+        private val baseVersion = v(4, 0, 0) - v("beta4")
 
         val snapshotVersion = baseVersion - Version.SNAPSHOT
         override val version = if (isSnapshot()) snapshotVersion else baseVersion
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 8994fade..5820afe4 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -8,8 +8,8 @@ ktor = "2.3.8"
 openjdk-jmh = "1.37"
 log4j = "2.23.1"
 # simbot
-simbot = "4.0.0-RC3"
-suspendTransform = "0.8.0-beta1"
+simbot = "4.0.0"
+suspendTransform = "0.9.0"
 gradleCommon = "0.4.0"
 # ksp
 ksp = "2.0.0-1.0.22"
diff --git a/simbot-component-qq-guild-api/src/commonMain/kotlin/love/forte/simbot/qguild/api/guild/mute/MuteMemberApi.kt b/simbot-component-qq-guild-api/src/commonMain/kotlin/love/forte/simbot/qguild/api/guild/mute/MuteMemberApi.kt
index 8a9eda75..1474b2b4 100644
--- a/simbot-component-qq-guild-api/src/commonMain/kotlin/love/forte/simbot/qguild/api/guild/mute/MuteMemberApi.kt
+++ b/simbot-component-qq-guild-api/src/commonMain/kotlin/love/forte/simbot/qguild/api/guild/mute/MuteMemberApi.kt
@@ -76,7 +76,7 @@ public class MuteMemberApi private constructor(guildId: String, userId: String,
             return when {
                 seconds == 0L -> MuteMemberApi(guildId, userId, MuteBody.Unmute)
                 seconds > 0L -> MuteMemberApi(guildId, userId, MuteBody(muteSeconds = seconds.toString()))
-                else -> throw IllegalStateException("mute seconds must >= 0, but $seconds")
+                else -> throw IllegalArgumentException("mute seconds must >= 0, but $seconds")
             }
         }
     }
diff --git a/simbot-component-qq-guild-core/api/simbot-component-qq-guild-core.api b/simbot-component-qq-guild-core/api/simbot-component-qq-guild-core.api
index e87ce6e8..9d1fd52a 100644
--- a/simbot-component-qq-guild-core/api/simbot-component-qq-guild-core.api
+++ b/simbot-component-qq-guild-core/api/simbot-component-qq-guild-core.api
@@ -1240,6 +1240,11 @@ public abstract interface class love/forte/simbot/component/qguild/guild/QGMembe
 	public fun getJoinTime ()Llove/forte/simbot/common/time/Timestamp;
 	public fun getName ()Ljava/lang/String;
 	public fun getNick ()Ljava/lang/String;
+	public abstract fun mute (JLjava/util/concurrent/TimeUnit;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
+	public abstract synthetic fun mute-VtjQ1oo (JLkotlin/coroutines/Continuation;)Ljava/lang/Object;
+	public abstract fun muteAsync (JLjava/util/concurrent/TimeUnit;)Ljava/util/concurrent/CompletableFuture;
+	public abstract fun muteBlocking (JLjava/util/concurrent/TimeUnit;)V
+	public abstract fun muteReserve (JLjava/util/concurrent/TimeUnit;)Llove/forte/simbot/suspendrunner/reserve/SuspendReserve;
 	public abstract synthetic fun send (Ljava/lang/String;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
 	public abstract synthetic fun send (Llove/forte/simbot/message/Message;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
 	public abstract synthetic fun send (Llove/forte/simbot/message/MessageContent;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
@@ -1255,6 +1260,10 @@ public abstract interface class love/forte/simbot/component/qguild/guild/QGMembe
 	public fun sendReserve (Ljava/lang/String;)Llove/forte/simbot/suspendrunner/reserve/SuspendReserve;
 	public fun sendReserve (Llove/forte/simbot/message/Message;)Llove/forte/simbot/suspendrunner/reserve/SuspendReserve;
 	public fun sendReserve (Llove/forte/simbot/message/MessageContent;)Llove/forte/simbot/suspendrunner/reserve/SuspendReserve;
+	public abstract synthetic fun unmute (Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
+	public fun unmuteAsync ()Ljava/util/concurrent/CompletableFuture;
+	public fun unmuteBlocking ()V
+	public fun unmuteReserve ()Llove/forte/simbot/suspendrunner/reserve/SuspendReserve;
 }
 
 public final class love/forte/simbot/component/qguild/internal/bot/QGBotImpl$inlined$sam$i$java_util_function_Function$0 : java/util/function/Function {
diff --git a/simbot-component-qq-guild-core/src/commonMain/kotlin/love/forte/simbot/component/qguild/guild/QGMember.kt b/simbot-component-qq-guild-core/src/commonMain/kotlin/love/forte/simbot/component/qguild/guild/QGMember.kt
index 35ff29ac..ead800a9 100644
--- a/simbot-component-qq-guild-core/src/commonMain/kotlin/love/forte/simbot/component/qguild/guild/QGMember.kt
+++ b/simbot-component-qq-guild-core/src/commonMain/kotlin/love/forte/simbot/component/qguild/guild/QGMember.kt
@@ -23,6 +23,7 @@ import kotlinx.coroutines.CoroutineScope
 import love.forte.simbot.common.collectable.Collectable
 import love.forte.simbot.common.id.ID
 import love.forte.simbot.common.id.StringID.Companion.ID
+import love.forte.simbot.common.time.TimeUnit
 import love.forte.simbot.common.time.Timestamp
 import love.forte.simbot.component.qguild.ExperimentalQGApi
 import love.forte.simbot.component.qguild.QGObjectiveContainer
@@ -36,7 +37,10 @@ import love.forte.simbot.message.MessageContent
 import love.forte.simbot.message.Text
 import love.forte.simbot.qguild.QQGuildApiException
 import love.forte.simbot.qguild.api.MessageAuditedException
+import love.forte.simbot.qguild.api.guild.mute.MuteMemberApi
 import love.forte.simbot.suspendrunner.ST
+import kotlin.jvm.JvmSynthetic
+import kotlin.time.Duration
 import love.forte.simbot.qguild.model.Member as QGSourceMember
 
 /**
@@ -75,6 +79,7 @@ public interface QGMember : Member, CoroutineScope, QGObjectiveContainer<QGSourc
     @OptIn(ExperimentalQGApi::class)
     public val joinTime: Timestamp
         get() = source.joinedAt.toTimestamp()
+
     /**
      * 成员拥有的角色
      */
@@ -120,4 +125,49 @@ public interface QGMember : Member, CoroutineScope, QGObjectiveContainer<QGSourc
      */
     @ST
     override suspend fun send(messageContent: MessageContent): QGMessageReceipt
+
+    /**
+     * 禁言频道服务器中的此成员。
+     *
+     * 如果 [duration]  所代表的秒值为 `0`
+     * 则代表取消禁言，同 [unmute]。
+     *
+     * 如果 [duration] 小于0则会抛出 [IllegalArgumentException]。
+     *
+     * @param duration 持续时间
+     *
+     * @see MuteMemberApi
+     *
+     * @throws QQGuildApiException 请求产生的异常
+     * @throws IllegalArgumentException 如果 [duration] 小于0
+     */
+    @JvmSynthetic
+    public suspend fun mute(duration: Duration)
+
+    /**
+     * 禁言频道服务器中的此成员。
+     *
+     * 如果 [duration] 在单位 [unit]
+     * 下所代表的秒值为 `0` 则代表取消禁言，同 [unmute]。
+     *
+     * 如果 [duration] 小于0则会抛出 [IllegalArgumentException]。
+     *
+     * @param duration 持续时间
+     * @param unit [duration] 的时间单位
+     *
+     * @see MuteMemberApi
+     *
+     * @throws QQGuildApiException 请求产生的异常
+     * @throws IllegalArgumentException 如果 [duration] 小于0
+     */
+    @ST
+    public suspend fun mute(duration: Long, unit: TimeUnit)
+
+    /**
+     * 取消此成员在频道服务器中的禁言状态。
+     *
+     * @throws QQGuildApiException 请求产生的异常
+     */
+    @ST
+    public suspend fun unmute()
 }
diff --git a/simbot-component-qq-guild-core/src/commonMain/kotlin/love/forte/simbot/component/qguild/internal/guild/QGMemberImpl.kt b/simbot-component-qq-guild-core/src/commonMain/kotlin/love/forte/simbot/component/qguild/internal/guild/QGMemberImpl.kt
index 7675f026..c9c7cb5e 100644
--- a/simbot-component-qq-guild-core/src/commonMain/kotlin/love/forte/simbot/component/qguild/internal/guild/QGMemberImpl.kt
+++ b/simbot-component-qq-guild-core/src/commonMain/kotlin/love/forte/simbot/component/qguild/internal/guild/QGMemberImpl.kt
@@ -24,6 +24,7 @@ import love.forte.simbot.common.collectable.asCollectable
 import love.forte.simbot.common.id.ID
 import love.forte.simbot.common.id.StringID.Companion.ID
 import love.forte.simbot.common.id.literal
+import love.forte.simbot.common.time.TimeUnit
 import love.forte.simbot.component.qguild.ExperimentalQGApi
 import love.forte.simbot.component.qguild.guild.QGMember
 import love.forte.simbot.component.qguild.internal.bot.QGBotImpl
@@ -38,6 +39,7 @@ import love.forte.simbot.message.Message
 import love.forte.simbot.message.MessageContent
 import love.forte.simbot.qguild.QQGuildApiException
 import love.forte.simbot.qguild.addStackTrace
+import love.forte.simbot.qguild.api.guild.mute.MuteMemberApi
 import love.forte.simbot.qguild.api.message.MessageSendApi
 import love.forte.simbot.qguild.api.message.direct.CreateDmsApi
 import love.forte.simbot.qguild.api.message.direct.DmsSendApi
@@ -46,6 +48,7 @@ import love.forte.simbot.qguild.stdlib.requestDataBy
 import kotlin.concurrent.Volatile
 import kotlin.coroutines.CoroutineContext
 import kotlin.jvm.JvmSynthetic
+import kotlin.time.Duration
 import love.forte.simbot.qguild.model.Member as QGSourceMember
 
 /**
@@ -137,6 +140,31 @@ internal class QGMemberImpl(
         }
     }
 
+    override suspend fun mute(duration: Duration) {
+        MuteMemberApi.create(
+            guildId.literal,
+            user.id,
+            duration
+        ).requestDataBy(bot.source)
+    }
+
+    override suspend fun mute(duration: Long, unit: TimeUnit) {
+        MuteMemberApi.create(
+            guildId.literal,
+            user.id,
+            duration,
+            unit
+        ).requestDataBy(bot.source)
+    }
+
+    override suspend fun unmute() {
+        MuteMemberApi.createUnmute(
+            guildId.literal,
+            user.id,
+        ).requestDataBy(bot.source)
+    }
+
+
     override fun toString(): String {
         return "QGMember(id=$id, name=$name, nick=$nick, guildId=$guildId)"
     }