diff --git a/packages/frontend/src/components/MkPageWindow.vue b/packages/frontend/src/components/MkPageWindow.vue
index aa8bfb4227..ec57737b09 100644
--- a/packages/frontend/src/components/MkPageWindow.vue
+++ b/packages/frontend/src/components/MkPageWindow.vue
@@ -77,7 +77,7 @@ const buttonsLeft = computed(() => {
 });
 const buttonsRight = computed(() => {
 	const buttons = [{
-		icon: 'ph-arrows-clockwise ph-bold ph-lg',
+		icon: 'ti ti-reload',
 		title: i18n.ts.reload,
 		onClick: reload,
 	}, {
diff --git a/packages/frontend/src/components/MkTutorialDialog.vue b/packages/frontend/src/components/MkTutorialDialog.vue
index 0be7838a54..d2711e4ec5 100644
--- a/packages/frontend/src/components/MkTutorialDialog.vue
+++ b/packages/frontend/src/components/MkTutorialDialog.vue
@@ -12,9 +12,9 @@ SPDX-License-Identifier: AGPL-3.0-only
 	@closed="emit('closed')"
 >
 	<template v-if="page === 1" #header><i class="ti ti-pencil"></i> {{ i18n.ts._initialTutorial._note.title }}</template>
-	<template v-else-if="page === 2" #header><i class="ph-smiley ph-bold pg-lg"></i> {{ i18n.ts._initialTutorial._reaction.title }}</template>
+	<template v-else-if="page === 2" #header><i class="ti ti-mood-smile"></i> {{ i18n.ts._initialTutorial._reaction.title }}</template>
 	<template v-else-if="page === 3" #header><i class="ti ti-home"></i> {{ i18n.ts._initialTutorial._timeline.title }}</template>
-	<template v-else-if="page === 4" #header><i class="ph-plus ph-bold pg-lg"></i> {{ i18n.ts._initialTutorial._postNote.title }}</template>
+	<template v-else-if="page === 4" #header><i class="ti ti-pencil-plus"></i> {{ i18n.ts._initialTutorial._postNote.title }}</template>
 	<template v-else-if="page === 5" #header><i class="ti ti-eye-exclamation"></i> {{ i18n.ts._initialTutorial._howToMakeAttachmentsSensitive.title }}</template>
 	<template v-else #header>{{ i18n.ts._initialTutorial.title }}</template>
 
diff --git a/packages/frontend/src/navbar.ts b/packages/frontend/src/navbar.ts
index 69314b563f..ccd7034968 100644
--- a/packages/frontend/src/navbar.ts
+++ b/packages/frontend/src/navbar.ts
@@ -18,7 +18,7 @@ import { unisonReload } from '@/scripts/unison-reload.js';
 export const navbarItemDef = reactive({
 	notifications: {
 		title: i18n.ts.notifications,
-		icon: 'ph-bell ph-bold ph-lg',
+		icon: 'ti ti-bell',
 		show: computed(() => $i != null),
 		indicated: computed(() => $i != null && $i.hasUnreadNotification),
 		indicateValue: computed(() => {
@@ -160,7 +160,7 @@ export const navbarItemDef = reactive({
 	},
 	reload: {
 		title: i18n.ts.reload,
-		icon: 'ph-arrows-clockwise ph-bold ph-lg',
+		icon: 'ti ti-refresh',
 		action: (ev) => {
 			location.reload();
 		},
diff --git a/packages/frontend/src/pages/admin-user.vue b/packages/frontend/src/pages/admin-user.vue
index 7cc2c28dd7..d6c1fb340f 100644
--- a/packages/frontend/src/pages/admin-user.vue
+++ b/packages/frontend/src/pages/admin-user.vue
@@ -72,7 +72,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 							</MkKeyValue>
 						</div>
 
-						<MkButton @click="updateRemoteUser"><i class="ph-arrows-counter-clockwise ph-bold ph-lg"></i> {{ i18n.ts.updateRemoteUser }}</MkButton>
+						<MkButton @click="updateRemoteUser"><i class="ti ti-refresh"></i> {{ i18n.ts.updateRemoteUser }}</MkButton>
 					</div>
 				</FormSection>
 
diff --git a/packages/frontend/src/pages/instance-info.vue b/packages/frontend/src/pages/instance-info.vue
index a8929a71b0..8481450d02 100644
--- a/packages/frontend/src/pages/instance-info.vue
+++ b/packages/frontend/src/pages/instance-info.vue
@@ -48,7 +48,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 						<MkSwitch v-model="isBlocked" :disabled="!meta || !instance" @update:modelValue="toggleBlock">{{ i18n.ts.blockThisInstance }}</MkSwitch>
 						<MkSwitch v-model="isSilenced" :disabled="!meta || !instance" @update:modelValue="toggleSilenced">{{ i18n.ts.silenceThisInstance }}</MkSwitch>
 						<MkSwitch v-model="isNSFW" :disabled="!instance" @update:modelValue="toggleNSFW">Mark as NSFW</MkSwitch>
-						<MkButton @click="refreshMetadata"><i class="ph-arrows-clockwise ph-bold ph-lg"></i> Refresh metadata</MkButton>
+						<MkButton @click="refreshMetadata"><i class="ti ti-refresh"></i> Refresh metadata</MkButton>
 						<MkTextarea v-model="moderationNote" manualSave>
 							<template #label>{{ i18n.ts.moderationNote }}</template>
 						</MkTextarea>
diff --git a/packages/frontend/src/pages/my-antennas/index.vue b/packages/frontend/src/pages/my-antennas/index.vue
index 58c8643eb5..9233695900 100644
--- a/packages/frontend/src/pages/my-antennas/index.vue
+++ b/packages/frontend/src/pages/my-antennas/index.vue
@@ -45,7 +45,7 @@ fetch();
 
 const headerActions = computed(() => [{
 	asFullButton: true,
-	icon: 'ph-arrows-counter-clockwise ph-bold ph-lg',
+	icon: 'ti ti-refresh',
 	text: i18n.ts.reload,
 	handler: () => {
 		antennasCache.delete();
diff --git a/packages/frontend/src/pages/my-lists/index.vue b/packages/frontend/src/pages/my-lists/index.vue
index eb512cee2e..cd68be4ac3 100644
--- a/packages/frontend/src/pages/my-lists/index.vue
+++ b/packages/frontend/src/pages/my-lists/index.vue
@@ -61,7 +61,7 @@ async function create() {
 
 const headerActions = computed(() => [{
 	asFullButton: true,
-	icon: 'ph-arrows-counter-clockwise ph-bold ph-lg',
+	icon: 'ti ti-refresh',
 	text: i18n.ts.reload,
 	handler: () => {
 		userListsCache.delete();
diff --git a/packages/frontend/src/pages/notifications.vue b/packages/frontend/src/pages/notifications.vue
index bfe7bc495f..bd537363f2 100644
--- a/packages/frontend/src/pages/notifications.vue
+++ b/packages/frontend/src/pages/notifications.vue
@@ -96,7 +96,7 @@ const headerTabs = computed(() => [{
 
 definePageMetadata(() => ({
 	title: i18n.ts.notifications,
-	icon: 'ph-bell ph-bold ph-lg',
+	icon: 'ti ti-bell',
 }));
 </script>
 
diff --git a/packages/frontend/src/pages/settings/accounts.vue b/packages/frontend/src/pages/settings/accounts.vue
index 174748f058..6276dc680a 100644
--- a/packages/frontend/src/pages/settings/accounts.vue
+++ b/packages/frontend/src/pages/settings/accounts.vue
@@ -9,7 +9,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<div class="_gaps">
 			<div class="_buttons">
 				<MkButton primary @click="addAccount"><i class="ti ti-plus"></i> {{ i18n.ts.addAccount }}</MkButton>
-				<MkButton @click="init"><i class="ph-arrows-counter-clockwise ph-bold ph-lg"></i> {{ i18n.ts.reloadAccountsList }}</MkButton>
+				<MkButton @click="init"><i class="ti ti-refresh"></i> {{ i18n.ts.reloadAccountsList }}</MkButton>
 			</div>
 
 			<MkUserCardMini v-for="user in accounts" :key="user.id" :user="user" :class="$style.user" @click.prevent="menu(user, $event)"/>
diff --git a/packages/frontend/src/pages/settings/index.vue b/packages/frontend/src/pages/settings/index.vue
index 5430f4f726..c9e616f379 100644
--- a/packages/frontend/src/pages/settings/index.vue
+++ b/packages/frontend/src/pages/settings/index.vue
@@ -82,7 +82,7 @@ const menuDef = computed(() => [{
 		to: '/settings/drive',
 		active: currentPage.value?.route.name === 'drive',
 	}, {
-		icon: 'ph-bell ph-bold ph-lg',
+		icon: 'ti ti-bell',
 		text: i18n.ts.notifications,
 		to: '/settings/notifications',
 		active: currentPage.value?.route.name === 'notifications',
diff --git a/packages/frontend/src/pages/settings/notifications.vue b/packages/frontend/src/pages/settings/notifications.vue
index 36fe7df03e..a861f6ee0d 100644
--- a/packages/frontend/src/pages/settings/notifications.vue
+++ b/packages/frontend/src/pages/settings/notifications.vue
@@ -133,6 +133,6 @@ const headerTabs = computed(() => []);
 
 definePageMetadata(() => ({
 	title: i18n.ts.notifications,
-	icon: 'ph-bell ph-bold ph-lg',
+	icon: 'ti ti-bell',
 }));
 </script>
diff --git a/packages/frontend/src/pages/settings/security.vue b/packages/frontend/src/pages/settings/security.vue
index 2834e19ed5..de0f63630e 100644
--- a/packages/frontend/src/pages/settings/security.vue
+++ b/packages/frontend/src/pages/settings/security.vue
@@ -32,7 +32,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 	<FormSection>
 		<FormSlot>
-			<MkButton danger @click="regenerateToken"><i class="ph-arrows-counter-clockwise ph-bold ph-lg"></i> {{ i18n.ts.regenerateLoginToken }}</MkButton>
+			<MkButton danger @click="regenerateToken"><i class="ti ti-refresh"></i> {{ i18n.ts.regenerateLoginToken }}</MkButton>
 			<template #caption>{{ i18n.ts.regenerateLoginTokenDescription }}</template>
 		</FormSlot>
 	</FormSection>
diff --git a/packages/frontend/src/pages/settings/theme.manage.vue b/packages/frontend/src/pages/settings/theme.manage.vue
index af5c7a5dd7..8a94d7388b 100644
--- a/packages/frontend/src/pages/settings/theme.manage.vue
+++ b/packages/frontend/src/pages/settings/theme.manage.vue
@@ -78,6 +78,6 @@ const headerTabs = computed(() => []);
 
 definePageMetadata(() => ({
 	title: i18n.ts._theme.manage,
-	icon: 'ph-wrench ph-bold ph-lg',
+	icon: 'ti ti-tool',
 }));
 </script>
diff --git a/packages/frontend/src/pages/settings/theme.vue b/packages/frontend/src/pages/settings/theme.vue
index 37117205d2..ecbab06733 100644
--- a/packages/frontend/src/pages/settings/theme.vue
+++ b/packages/frontend/src/pages/settings/theme.vue
@@ -58,7 +58,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 	<FormSection>
 		<div class="_formLinksGrid">
-			<FormLink to="/settings/theme/manage"><template #icon><i class="ph-wrench ph-bold ph-lg"></i></template>{{ i18n.ts._theme.manage }}<template #suffix>{{ themesCount }}</template></FormLink>
+			<FormLink to="/settings/theme/manage"><template #icon><i class="ti ti-tool"></i></template>{{ i18n.ts._theme.manage }}<template #suffix>{{ themesCount }}</template></FormLink>
 			<FormLink to="https://assets.misskey.io/theme/list" external><template #icon><i class="ti ti-world"></i></template>{{ i18n.ts._theme.explore }}</FormLink>
 			<FormLink to="/settings/theme/install"><template #icon><i class="ti ti-download"></i></template>{{ i18n.ts._theme.install }}</FormLink>
 			<FormLink to="/theme-editor"><template #icon><i class="ti ti-paint"></i></template>{{ i18n.ts._theme.make }}</FormLink>
diff --git a/packages/frontend/src/pages/timeline.vue b/packages/frontend/src/pages/timeline.vue
index 18c8a42262..a24911e717 100644
--- a/packages/frontend/src/pages/timeline.vue
+++ b/packages/frontend/src/pages/timeline.vue
@@ -275,7 +275,7 @@ const headerActions = computed(() => {
 	];
 	if (deviceKind === 'desktop') {
 		tmp.unshift({
-			icon: 'ph-arrows-counter-clockwise ph-bold ph-lg',
+			icon: 'ti ti-refresh',
 			text: i18n.ts.reload,
 			handler: (ev: Event) => {
 				tlComponent.value?.reloadTimeline();
diff --git a/packages/frontend/src/scripts/get-user-menu.ts b/packages/frontend/src/scripts/get-user-menu.ts
index 906a3f999c..560ebf0cca 100644
--- a/packages/frontend/src/scripts/get-user-menu.ts
+++ b/packages/frontend/src/scripts/get-user-menu.ts
@@ -309,7 +309,7 @@ export function getUserMenu(user: Misskey.entities.UserDetailed, router: IRouter
 			text: user.withReplies ? i18n.ts.hideRepliesToOthersInTimeline : i18n.ts.showRepliesToOthersInTimeline,
 			action: toggleWithReplies,
 		}, {
-			icon: user.notify === 'none' ? 'ph-bell ph-bold ph-lg' : 'ph-bell ph-bold ph-lg-off',
+			icon: user.notify === 'none' ? 'ti ti-bell' : 'ti ti-bell-off',
 			text: user.notify === 'none' ? i18n.ts.notifyNotes : i18n.ts.unnotifyNotes,
 			action: toggleNotify,
 		}]);
@@ -346,7 +346,7 @@ export function getUserMenu(user: Misskey.entities.UserDetailed, router: IRouter
 
 	if (user.host !== null) {
 		menu = menu.concat([{ type: 'divider' }, {
-			icon: 'ph-arrows-counter-clockwise ph-bold ph-lg',
+			icon: 'ti ti-refresh',
 			text: i18n.ts.updateRemoteUser,
 			action: userInfoUpdate,
 		}]);
diff --git a/packages/frontend/src/ui/deck.vue b/packages/frontend/src/ui/deck.vue
index 1429bc4a19..0690915799 100644
--- a/packages/frontend/src/ui/deck.vue
+++ b/packages/frontend/src/ui/deck.vue
@@ -53,7 +53,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<button :class="$style.navButton" class="_button" @click="drawerMenuShowing = true"><i :class="$style.navButtonIcon" class="ti ti-menu-2"></i><span v-if="menuIndicated" :class="$style.navButtonIndicator"><i class="_indicatorCircle"></i></span></button>
 		<button :class="$style.navButton" class="_button" @click="mainRouter.push('/')"><i :class="$style.navButtonIcon" class="ti ti-home"></i></button>
 		<button :class="$style.navButton" class="_button" @click="mainRouter.push('/my/notifications')">
-			<i :class="$style.navButtonIcon" class="ph-bell ph-bold ph-lg"></i>
+			<i :class="$style.navButtonIcon" class="ti ti-bell"></i>
 			<span v-if="$i?.hasUnreadNotification" :class="$style.navButtonIndicator">
 				<span class="_indicateCounter" :class="$style.itemIndicateValueIcon">{{ $i.unreadNotificationsCount > 99 ? '99+' : $i.unreadNotificationsCount }}</span>
 			</span>
diff --git a/packages/frontend/src/ui/deck/column.vue b/packages/frontend/src/ui/deck/column.vue
index 0e870c7a27..fe9e0f247e 100644
--- a/packages/frontend/src/ui/deck/column.vue
+++ b/packages/frontend/src/ui/deck/column.vue
@@ -186,7 +186,7 @@ function getMenu() {
 
 	if (props.refresher) {
 		items = [{
-			icon: 'ph-arrows-counter-clockwise ph-bold ph-lg',
+			icon: 'ti ti-refresh',
 			text: i18n.ts.reload,
 			action: () => {
 				if (props.refresher) {
diff --git a/packages/frontend/src/ui/deck/notifications-column.vue b/packages/frontend/src/ui/deck/notifications-column.vue
index 789e04a695..451cc58791 100644
--- a/packages/frontend/src/ui/deck/notifications-column.vue
+++ b/packages/frontend/src/ui/deck/notifications-column.vue
@@ -5,7 +5,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <XColumn :column="column" :isStacked="isStacked" :menu="menu" :refresher="() => notificationsComponent.reload()">
-	<template #header><i class="ph-bell ph-bold ph-lg" style="margin-right: 8px;"></i>{{ column.name }}</template>
+	<template #header><i class="ti ti-bell" style="margin-right: 8px;"></i>{{ column.name }}</template>
 
 	<XNotifications ref="notificationsComponent" :excludeTypes="props.column.excludeTypes"/>
 </XColumn>
diff --git a/packages/frontend/src/ui/universal.vue b/packages/frontend/src/ui/universal.vue
index 831f5343f9..63dfe52d82 100644
--- a/packages/frontend/src/ui/universal.vue
+++ b/packages/frontend/src/ui/universal.vue
@@ -28,7 +28,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<button :class="$style.navButton" class="_button" @click="drawerMenuShowing = true"><i :class="$style.navButtonIcon" class="ti ti-menu-2"></i><span v-if="menuIndicated" :class="$style.navButtonIndicator"><i class="_indicatorCircle"></i></span></button>
 		<button :class="$style.navButton" class="_button" @click="isRoot ? top() : mainRouter.push('/')"><i :class="$style.navButtonIcon" class="ti ti-home"></i></button>
 		<button :class="$style.navButton" class="_button" @click="mainRouter.push('/my/notifications')">
-			<i :class="$style.navButtonIcon" class="ph-bell ph-bold ph-lg"></i>
+			<i :class="$style.navButtonIcon" class="ti ti-bell"></i>
 			<span v-if="$i?.hasUnreadNotification" :class="$style.navButtonIndicator">
 				<span class="_indicateCounter" :class="$style.itemIndicateValueIcon">{{ $i.unreadNotificationsCount > 99 ? '99+' : $i.unreadNotificationsCount }}</span>
 			</span>
diff --git a/packages/frontend/src/widgets/WidgetBirthdayFollowings.vue b/packages/frontend/src/widgets/WidgetBirthdayFollowings.vue
index e22697ca68..e4ac9673dd 100644
--- a/packages/frontend/src/widgets/WidgetBirthdayFollowings.vue
+++ b/packages/frontend/src/widgets/WidgetBirthdayFollowings.vue
@@ -7,7 +7,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <MkContainer :showHeader="widgetProps.showHeader" class="mkw-bdayfollowings">
 	<template #icon><i class="ph-cake ph-bold ph-lg"></i></template>
 	<template #header>{{ i18n.ts._widgets.birthdayFollowings }}</template>
-	<template #func="{ buttonStyleClass }"><button class="_button" :class="buttonStyleClass" @click="actualFetch()"><i class="ph-arrows-clockwise ph-bold ph-lg"></i></button></template>
+	<template #func="{ buttonStyleClass }"><button class="_button" :class="buttonStyleClass" @click="actualFetch()"><i class="ti ti-refresh"></i></button></template>
 
 	<div :class="$style.bdayFRoot">
 		<MkLoading v-if="fetching"/>
diff --git a/packages/frontend/src/widgets/WidgetNotifications.vue b/packages/frontend/src/widgets/WidgetNotifications.vue
index 7acff806fc..4b3265dab7 100644
--- a/packages/frontend/src/widgets/WidgetNotifications.vue
+++ b/packages/frontend/src/widgets/WidgetNotifications.vue
@@ -5,7 +5,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <MkContainer :style="`height: ${widgetProps.height}px;`" :showHeader="widgetProps.showHeader" :scrollable="true" data-cy-mkw-notifications class="mkw-notifications">
-	<template #icon><i class="ph-bell ph-bold ph-lg"></i></template>
+	<template #icon><i class="ti ti-bell"></i></template>
 	<template #header>{{ i18n.ts.notifications }}</template>
 	<template #func="{ buttonStyleClass }"><button class="_button" :class="buttonStyleClass" @click="configureNotification()"><i class="ti ti-settings"></i></button></template>
 
diff --git a/packages/frontend/vite.config.ts b/packages/frontend/vite.config.ts
index 3e0be175eb..5e21a691fb 100644
--- a/packages/frontend/vite.config.ts
+++ b/packages/frontend/vite.config.ts
@@ -108,6 +108,7 @@ export function getConfig(): UserConfig {
 				exclude: [
 					'**/pages/settings/emoji-picker.*',
 					'**/pages/flash/flash.*',
+					'**/components/MkPageWindow.*',
 				],
 			}),
 			iconsReplace({
@@ -124,6 +125,7 @@ export function getConfig(): UserConfig {
 				},
 				include: [
 					'**/pages/flash/flash.*',
+					'**/components/MkPageWindow.*',
 				],
 			}),
 			iconsReplace({
@@ -338,6 +340,12 @@ export function getConfig(): UserConfig {
 					'ti ti-chevrons-left': 'ph-caret-dobule-left ph-bold ph-lg',
 					'ti ti-chevron-left': 'ph-caret-left ph-bold ph-lg',
 					'ti ti-dice': 'ph ph-dice-five ph-bold ph-lg',
+					'ti ti-pencil-plus': 'ph-plus ph-bold pg-lg',
+					'ti ti-mood-smile': 'ph-smiley ph-bold pg-lg',
+					'ti ti-bell': 'ph-bell ph-bold ph-lg',
+					'ti ti-bell-off': 'ph-bell ph-bold ph-lg',
+					'ti ti-tool': 'ph-wrench ph-bold ph-lg',
+					'ti ti-refresh': 'ph-arrows-counter-clockwise ph-bold ph-lg',
 				},
 			}),
 			...process.env.NODE_ENV === 'production'