diff --git a/CHANGELOG.md b/CHANGELOG.md
index 92d778137eca..dcb241882339 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -21,6 +21,10 @@
 - Fix: 全体ハイライトでユーザーミュートが正常に機能しない問題
 
 ### Client
+- Enhance: チャンネル、クリップ、ページ、Play、ギャラリーにURLのコピーボタンを設置 #11305
+- Enhance: サウンド設定に「サウンドを出力しない」と「Misskeyがアクティブな時のみサウンドを出力する」を追加
+- Fix: 共有機能をサポートしていないブラウザの場合は共有ボタンを非表示にする #11305
+- Fix: 通知のグルーピング設定を変更してもリロードされるまで表示が変わらない問題を修正 #12470
 
 ### Server
 - Fix: includeSensitiveChannelがfunout timelineの範囲では機能しない問題
diff --git a/locales/index.d.ts b/locales/index.d.ts
index 1e1cc3f50484..2ae766d937b0 100644
--- a/locales/index.d.ts
+++ b/locales/index.d.ts
@@ -549,6 +549,8 @@ export interface Locale {
     "popout": string;
     "volume": string;
     "masterVolume": string;
+    "notUseSound": string;
+    "useSoundOnlyWhenActive": string;
     "details": string;
     "chooseEmoji": string;
     "unableToProcess": string;
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index ff2283c5ebb0..739d6c9c5dd8 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -546,6 +546,8 @@ showInPage: "ページで表示"
 popout: "ポップアウト"
 volume: "音量"
 masterVolume: "マスター音量"
+notUseSound: "サウンドを出力しない"
+useSoundOnlyWhenActive: "Misskeyがアクティブな時のみサウンドを出力する"
 details: "詳細"
 chooseEmoji: "絵文字を選択"
 unableToProcess: "操作を完了できません"
diff --git a/packages/frontend/src/components/MkNotifications.vue b/packages/frontend/src/components/MkNotifications.vue
index 7b072fa49268..2a0082204adf 100644
--- a/packages/frontend/src/components/MkNotifications.vue
+++ b/packages/frontend/src/components/MkNotifications.vue
@@ -24,7 +24,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 </template>
 
 <script lang="ts" setup>
-import { onUnmounted, onDeactivated, onMounted, computed, shallowRef, onActivated } from 'vue';
+import { onUnmounted, onDeactivated, onMounted, computed, shallowRef, onActivated, watch } from 'vue';
 import MkPagination, { Paging } from '@/components/MkPagination.vue';
 import XNotification from '@/components/MkNotification.vue';
 import MkDateSeparatedList from '@/components/MkDateSeparatedList.vue';
@@ -43,7 +43,7 @@ const props = defineProps<{
 
 const pagingComponent = shallowRef<InstanceType<typeof MkPagination>>();
 
-const pagination: Paging = defaultStore.state.useGroupedNotifications ? {
+let pagination = $computed(() => defaultStore.reactiveState.useGroupedNotifications.value ? {
 	endpoint: 'i/notifications-grouped' as const,
 	limit: 20,
 	params: computed(() => ({
@@ -55,7 +55,7 @@ const pagination: Paging = defaultStore.state.useGroupedNotifications ? {
 	params: computed(() => ({
 		excludeTypes: props.excludeTypes ?? undefined,
 	})),
-};
+});
 
 function onNotification(notification) {
 	const isMuted = props.excludeTypes ? props.excludeTypes.includes(notification.type) : false;
diff --git a/packages/frontend/src/components/MkPagination.vue b/packages/frontend/src/components/MkPagination.vue
index e7796dfcb582..2c59e6d4e8d6 100644
--- a/packages/frontend/src/components/MkPagination.vue
+++ b/packages/frontend/src/components/MkPagination.vue
@@ -186,7 +186,7 @@ watch([$$(backed), $$(contentEl)], () => {
 });
 
 // パラメータに何らかの変更があった際、再読込したい（チャンネル等のIDが変わったなど）
-watch(() => props.pagination.params, init, { deep: true });
+watch(() => [props.pagination.endpoint, props.pagination.params], init, { deep: true });
 
 watch(queue, (a, b) => {
 	if (a.size === 0 && b.size === 0) return;
diff --git a/packages/frontend/src/components/global/MkPageHeader.vue b/packages/frontend/src/components/global/MkPageHeader.vue
index 580816abaab5..935ca33eb594 100644
--- a/packages/frontend/src/components/global/MkPageHeader.vue
+++ b/packages/frontend/src/components/global/MkPageHeader.vue
@@ -48,16 +48,12 @@ import { scrollToTop } from '@/scripts/scroll.js';
 import { globalEvents } from '@/events.js';
 import { injectPageMetadata } from '@/scripts/page-metadata.js';
 import { $i, openAccountMenu as openAccountMenu_ } from '@/account.js';
+import { PageHeaderItem } from '@/types/page-header.js';
 
 const props = withDefaults(defineProps<{
 	tabs?: Tab[];
 	tab?: string;
-	actions?: {
-		text: string;
-		icon: string;
-		highlighted?: boolean;
-		handler: (ev: MouseEvent) => void;
-	}[];
+	actions?: PageHeaderItem[];
 	thin?: boolean;
 	displayMyAvatar?: boolean;
 }>(), {
diff --git a/packages/frontend/src/pages/channel.vue b/packages/frontend/src/pages/channel.vue
index 1d41fe7529b0..dc374e29251d 100644
--- a/packages/frontend/src/pages/channel.vue
+++ b/packages/frontend/src/pages/channel.vue
@@ -86,6 +86,9 @@ import { defaultStore } from '@/store.js';
 import MkNote from '@/components/MkNote.vue';
 import MkInfo from '@/components/MkInfo.vue';
 import MkFoldableSection from '@/components/MkFoldableSection.vue';
+import { PageHeaderItem } from '@/types/page-header.js';
+import { isSupportShare } from '@/scripts/navigator.js';
+import copyToClipboard from '@/scripts/copy-to-clipboard.js';
 
 const router = useRouter();
 
@@ -167,24 +170,40 @@ async function search() {
 
 const headerActions = $computed(() => {
 	if (channel && channel.userId) {
-		const share = {
-			icon: 'ti ti-share',
-			text: i18n.ts.share,
+		const headerItems: PageHeaderItem[] = [];
+
+		headerItems.push({
+			icon: 'ti ti-link',
+			text: i18n.ts.copyUrl,
 			handler: async (): Promise<void> => {
-				navigator.share({
-					title: channel.name,
-					text: channel.description,
-					url: `${url}/channels/${channel.id}`,
-				});
+				copyToClipboard(`${url}/channels/${channel.id}`);
+				os.success();
 			},
-		};
-
-		const canEdit = ($i && $i.id === channel.userId) || iAmModerator;
-		return canEdit ? [share, {
-			icon: 'ti ti-settings',
-			text: i18n.ts.edit,
-			handler: edit,
-		}] : [share];
+		});
+
+		if (isSupportShare()) {
+			headerItems.push({
+				icon: 'ti ti-share',
+				text: i18n.ts.share,
+				handler: async (): Promise<void> => {
+					navigator.share({
+						title: channel.name,
+						text: channel.description,
+						url: `${url}/channels/${channel.id}`,
+					});
+				},
+			});
+		}
+
+		if (($i && $i.id === channel.userId) || iAmModerator) {
+			headerItems.push({
+				icon: 'ti ti-settings',
+				text: i18n.ts.edit,
+				handler: edit,
+			});
+		}
+
+		return headerItems.length > 0 ? headerItems : null;
 	} else {
 		return null;
 	}
diff --git a/packages/frontend/src/pages/clip.vue b/packages/frontend/src/pages/clip.vue
index 4573bbb81c95..b32c8a3864e6 100644
--- a/packages/frontend/src/pages/clip.vue
+++ b/packages/frontend/src/pages/clip.vue
@@ -36,6 +36,8 @@ import { definePageMetadata } from '@/scripts/page-metadata.js';
 import { url } from '@/config.js';
 import MkButton from '@/components/MkButton.vue';
 import { clipsCache } from '@/cache';
+import { isSupportShare } from '@/scripts/navigator.js';
+import copyToClipboard from '@/scripts/copy-to-clipboard.js';
 
 const props = defineProps<{
 	clipId: string,
@@ -118,6 +120,13 @@ const headerActions = $computed(() => clip && isOwned ? [{
 		clipsCache.delete();
 	},
 }, ...(clip.isPublic ? [{
+	icon: 'ti ti-link',
+	text: i18n.ts.copyUrl,
+	handler: async (): Promise<void> => {
+		copyToClipboard(`${url}/clips/${clip.id}`);
+		os.success();
+	},
+}] : []), ...(clip.isPublic && isSupportShare() ? [{
 	icon: 'ti ti-share',
 	text: i18n.ts.share,
 	handler: async (): Promise<void> => {
diff --git a/packages/frontend/src/pages/flash/flash.vue b/packages/frontend/src/pages/flash/flash.vue
index ebf117ffbfcb..4755eb506245 100644
--- a/packages/frontend/src/pages/flash/flash.vue
+++ b/packages/frontend/src/pages/flash/flash.vue
@@ -18,7 +18,8 @@ SPDX-License-Identifier: AGPL-3.0-only
 							<MkButton v-if="flash.isLiked" v-tooltip="i18n.ts.unlike" asLike class="button" rounded primary @click="unlike()"><i class="ti ti-heart"></i><span v-if="flash.likedCount > 0" style="margin-left: 6px;">{{ flash.likedCount }}</span></MkButton>
 							<MkButton v-else v-tooltip="i18n.ts.like" asLike class="button" rounded @click="like()"><i class="ti ti-heart"></i><span v-if="flash.likedCount > 0" style="margin-left: 6px;">{{ flash.likedCount }}</span></MkButton>
 							<MkButton v-tooltip="i18n.ts.shareWithNote" class="button" rounded @click="shareWithNote"><i class="ti ti-repeat ti-fw"></i></MkButton>
-							<MkButton v-tooltip="i18n.ts.share" class="button" rounded @click="share"><i class="ti ti-share ti-fw"></i></MkButton>
+							<MkButton v-tooltip="i18n.ts.copyLink" class="button" rounded @click="copyLink"><i class="ti ti-link ti-fw"></i></MkButton>
+							<MkButton v-if="isSupportShare()" v-tooltip="i18n.ts.share" class="button" rounded @click="share"><i class="ti ti-share ti-fw"></i></MkButton>
 						</div>
 					</div>
 					<div v-else :class="$style.ready">
@@ -70,6 +71,8 @@ import MkFolder from '@/components/MkFolder.vue';
 import MkCode from '@/components/MkCode.vue';
 import { defaultStore } from '@/store.js';
 import { $i } from '@/account.js';
+import { isSupportShare } from '@/scripts/navigator.js';
+import copyToClipboard from '@/scripts/copy-to-clipboard.js';
 
 const props = defineProps<{
 	id: string;
@@ -89,6 +92,11 @@ function fetchFlash() {
 	});
 }
 
+function copyLink() {
+	copyToClipboard(`${url}/play/${flash.id}`);
+	os.success();
+}
+
 function share() {
 	navigator.share({
 		title: flash.title,
diff --git a/packages/frontend/src/pages/gallery/post.vue b/packages/frontend/src/pages/gallery/post.vue
index 3863348eaef5..5b551f75b571 100644
--- a/packages/frontend/src/pages/gallery/post.vue
+++ b/packages/frontend/src/pages/gallery/post.vue
@@ -29,7 +29,8 @@ SPDX-License-Identifier: AGPL-3.0-only
 							<div class="other">
 								<button v-if="$i && $i.id === post.user.id" v-tooltip="i18n.ts.edit" v-click-anime class="_button" @click="edit"><i class="ti ti-pencil ti-fw"></i></button>
 								<button v-tooltip="i18n.ts.shareWithNote" v-click-anime class="_button" @click="shareWithNote"><i class="ti ti-repeat ti-fw"></i></button>
-								<button v-tooltip="i18n.ts.share" v-click-anime class="_button" @click="share"><i class="ti ti-share ti-fw"></i></button>
+								<button v-tooltip="i18n.ts.copyLink" v-click-anime class="_button" @click="copyLink"><i class="ti ti-link ti-fw"></i></button>
+								<button v-if="isSupportShare()" v-tooltip="i18n.ts.share" v-click-anime class="_button" @click="share"><i class="ti ti-share ti-fw"></i></button>
 							</div>
 						</div>
 						<div class="user">
@@ -74,6 +75,8 @@ import { i18n } from '@/i18n.js';
 import { definePageMetadata } from '@/scripts/page-metadata.js';
 import { defaultStore } from '@/store.js';
 import { $i } from '@/account.js';
+import { isSupportShare } from '@/scripts/navigator.js';
+import copyToClipboard from '@/scripts/copy-to-clipboard.js';
 
 const router = useRouter();
 
@@ -102,6 +105,11 @@ function fetchPost() {
 	});
 }
 
+function copyLink() {
+	copyToClipboard(`${url}/gallery/${post.id}`);
+	os.success();
+}
+
 function share() {
 	navigator.share({
 		title: post.title,
diff --git a/packages/frontend/src/pages/page.vue b/packages/frontend/src/pages/page.vue
index 98cbaab2bba8..2bc053ccfe0b 100644
--- a/packages/frontend/src/pages/page.vue
+++ b/packages/frontend/src/pages/page.vue
@@ -34,7 +34,8 @@ SPDX-License-Identifier: AGPL-3.0-only
 						</div>
 						<div class="other">
 							<button v-tooltip="i18n.ts.shareWithNote" v-click-anime class="_button" @click="shareWithNote"><i class="ti ti-repeat ti-fw"></i></button>
-							<button v-tooltip="i18n.ts.share" v-click-anime class="_button" @click="share"><i class="ti ti-share ti-fw"></i></button>
+							<button v-tooltip="i18n.ts.copyLink" v-click-anime class="_button" @click="copyLink"><i class="ti ti-link ti-fw"></i></button>
+							<button v-if="isSupportShare()" v-tooltip="i18n.ts.share" v-click-anime class="_button" @click="share"><i class="ti ti-share ti-fw"></i></button>
 						</div>
 					</div>
 					<div class="user">
@@ -90,6 +91,8 @@ import { definePageMetadata } from '@/scripts/page-metadata.js';
 import { pageViewInterruptors, defaultStore } from '@/store.js';
 import { deepClone } from '@/scripts/clone.js';
 import { $i } from '@/account.js';
+import { isSupportShare } from '@/scripts/navigator.js';
+import copyToClipboard from '@/scripts/copy-to-clipboard.js';
 
 const props = defineProps<{
 	pageName: string;
@@ -136,6 +139,11 @@ function share() {
 	});
 }
 
+function copyLink() {
+	copyToClipboard(`${url}/@${page.user.username}/pages/${page.name}`);
+	os.success();
+}
+
 function shareWithNote() {
 	os.post({
 		initialText: `${page.title || page.name} ${url}/@${page.user.username}/pages/${page.name}`,
diff --git a/packages/frontend/src/pages/settings/sounds.vue b/packages/frontend/src/pages/settings/sounds.vue
index cd1707a59417..7f78f9724e13 100644
--- a/packages/frontend/src/pages/settings/sounds.vue
+++ b/packages/frontend/src/pages/settings/sounds.vue
@@ -5,6 +5,12 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <div class="_gaps_m">
+	<MkSwitch v-model="notUseSound">
+		<template #label>{{ i18n.ts.notUseSound }}</template>
+	</MkSwitch>
+	<MkSwitch v-model="useSoundOnlyWhenActive">
+		<template #label>{{ i18n.ts.useSoundOnlyWhenActive }}</template>
+	</MkSwitch>
 	<MkRange v-model="masterVolume" :min="0" :max="1" :step="0.05" :textConverter="(v) => `${Math.floor(v * 100)}%`">
 		<template #label>{{ i18n.ts.masterVolume }}</template>
 	</MkRange>
@@ -35,7 +41,10 @@ import MkFolder from '@/components/MkFolder.vue';
 import { i18n } from '@/i18n.js';
 import { definePageMetadata } from '@/scripts/page-metadata.js';
 import { defaultStore } from '@/store.js';
+import MkSwitch from '@/components/MkSwitch.vue';
 
+const notUseSound = computed(defaultStore.makeGetterSetter('sound_notUseSound'));
+const useSoundOnlyWhenActive = computed(defaultStore.makeGetterSetter('sound_useSoundOnlyWhenActive'));
 const masterVolume = computed(defaultStore.makeGetterSetter('sound_masterVolume'));
 
 const soundsKeys = ['note', 'noteMy', 'notification', 'antenna', 'channel'] as const;
diff --git a/packages/frontend/src/scripts/get-note-menu.ts b/packages/frontend/src/scripts/get-note-menu.ts
index 53cd18b96113..6f5659bed04a 100644
--- a/packages/frontend/src/scripts/get-note-menu.ts
+++ b/packages/frontend/src/scripts/get-note-menu.ts
@@ -18,6 +18,7 @@ import { getUserMenu } from '@/scripts/get-user-menu.js';
 import { clipsCache } from '@/cache.js';
 import { MenuItem } from '@/types/menu.js';
 import MkRippleEffect from '@/components/MkRippleEffect.vue';
+import { isSupportShare } from '@/scripts/navigator.js';
 
 export async function getNoteClipMenu(props: {
 	note: Misskey.entities.Note;
@@ -291,11 +292,11 @@ export function getNoteMenu(props: {
 					window.open(appearNote.url ?? appearNote.uri, '_blank');
 				},
 			} : undefined,
-			{
+			...(isSupportShare() ? [{
 				icon: 'ti ti-share',
 				text: i18n.ts.share,
 				action: share,
-			},
+			}] : []),
 			$i && $i.policies.canUseTranslator && instance.translatorAvailable ? {
 				icon: 'ti ti-language-hiragana',
 				text: i18n.ts.translate,
@@ -501,7 +502,7 @@ export function getRenoteMenu(props: {
 		}]);
 	}
 
-	if (!appearNote.channel || appearNote.channel?.allowRenoteToExternal) {
+	if (!appearNote.channel || appearNote.channel.allowRenoteToExternal) {
 		normalRenoteItems.push(...[{
 			text: i18n.ts.renote,
 			icon: 'ti ti-repeat',
diff --git a/packages/frontend/src/scripts/navigator.ts b/packages/frontend/src/scripts/navigator.ts
new file mode 100644
index 000000000000..b13186a10ee4
--- /dev/null
+++ b/packages/frontend/src/scripts/navigator.ts
@@ -0,0 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+export function isSupportShare(): boolean {
+	return 'share' in navigator;
+}
diff --git a/packages/frontend/src/scripts/sound.ts b/packages/frontend/src/scripts/sound.ts
index 6c00d62c7461..81925960e9b2 100644
--- a/packages/frontend/src/scripts/sound.ts
+++ b/packages/frontend/src/scripts/sound.ts
@@ -99,7 +99,7 @@ export async function playFile(file: string, volume: number) {
 
 export function createSourceNode(buffer: AudioBuffer, volume: number) : AudioBufferSourceNode | null {
 	const masterVolume = defaultStore.state.sound_masterVolume;
-	if (masterVolume === 0 || volume === 0) {
+	if (isMute() || masterVolume === 0 || volume === 0) {
 		return null;
 	}
 
@@ -112,3 +112,18 @@ export function createSourceNode(buffer: AudioBuffer, volume: number) : AudioBuf
 
 	return soundSource;
 }
+
+export function isMute(): boolean {
+	if (defaultStore.state.sound_notUseSound) {
+		// サウンドを出力しない
+		return true;
+	}
+
+	// noinspection RedundantIfStatementJS
+	if (defaultStore.state.sound_useSoundOnlyWhenActive && document.visibilityState === 'hidden') {
+		// ブラウザがアクティブな時のみサウンドを出力する
+		return true;
+	}
+
+	return false;
+}
diff --git a/packages/frontend/src/store.ts b/packages/frontend/src/store.ts
index d0f0c5300fc4..8cee8e21b4e4 100644
--- a/packages/frontend/src/store.ts
+++ b/packages/frontend/src/store.ts
@@ -399,6 +399,14 @@ export const defaultStore = markRaw(new Storage('base', {
 		where: 'device',
 		default: 0.3,
 	},
+	sound_notUseSound: {
+		where: 'device',
+		default: false,
+	},
+	sound_useSoundOnlyWhenActive: {
+		where: 'device',
+		default: false,
+	},
 	sound_note: {
 		where: 'device',
 		default: { type: 'syuilo/n-aec', volume: 1 },
diff --git a/packages/frontend/src/types/page-header.ts b/packages/frontend/src/types/page-header.ts
new file mode 100644
index 000000000000..295b97a7fdc4
--- /dev/null
+++ b/packages/frontend/src/types/page-header.ts
@@ -0,0 +1,11 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+export type PageHeaderItem = {
+    text: string;
+    icon: string;
+    highlighted?: boolean;
+    handler: (ev: MouseEvent) => void;
+};