diff --git a/packages/web_ui/src/components/InputInstance.tsx b/packages/web_ui/src/components/InputInstance.tsx
new file mode 100644
index 00000000..6564311c
--- /dev/null
+++ b/packages/web_ui/src/components/InputInstance.tsx
@@ -0,0 +1,42 @@
+import { Select } from "antd";
+
+import { InputComponentProps } from "../BaseWebPlugin";
+import { useInstances } from "../model/instance";
+
+interface BaseInputInstanceProps extends InputComponentProps {
+	includeAll?: boolean;
+}
+
+function BaseInputInstance(props: BaseInputInstanceProps) {
+	const [instances, synced] = useInstances();
+
+	const options = [
+		...(props.includeAll ? [{ label: "All instances", value: null }] : []),
+		...[...instances.values()].map(instance => ({
+			label: instance.name ?? `Instance ${instance.id}`,
+			value: instance.id,
+		})),
+	];
+
+	return (
+		<Select
+			showSearch
+			optionFilterProp="label"
+			style={{ minWidth: 175 }}
+			onChange={value => props.onChange(value ?? null)}
+			value={props.value}
+			options={options}
+			allowClear={props.fieldDefinition.optional}
+			disabled={!synced || props.disabled}
+			loading={!synced}
+		/>
+	);
+}
+
+export function InputInstanceWithAll(props: InputComponentProps) {
+	return <BaseInputInstance {...props} includeAll />;
+}
+
+export function InputInstance(props: InputComponentProps) {
+	return <BaseInputInstance {...props} />;
+}
diff --git a/packages/web_ui/src/components/InputModPack.tsx b/packages/web_ui/src/components/InputModPack.tsx
index 2267ef9f..be40e7e1 100644
--- a/packages/web_ui/src/components/InputModPack.tsx
+++ b/packages/web_ui/src/components/InputModPack.tsx
@@ -5,7 +5,7 @@ import { useModPacks } from "../model/mod_pack";
 import { InputComponentProps } from "../BaseWebPlugin";
 
 export default function InputModPack(props: InputComponentProps) {
-	const [modPacks] = useModPacks();
+	const [modPacks, synced] = useModPacks();
 	return <Select
 		showSearch
 		optionFilterProp="label"
@@ -17,6 +17,7 @@ export default function InputModPack(props: InputComponentProps) {
 			value: modPack.id,
 		}))}
 		allowClear={props.fieldDefinition.optional}
-		disabled={props.disabled}
+		disabled={!synced || props.disabled}
+		loading={!synced}
 	/>;
 }
diff --git a/packages/web_ui/src/components/InputRole.tsx b/packages/web_ui/src/components/InputRole.tsx
index e8039cda..fec189a8 100644
--- a/packages/web_ui/src/components/InputRole.tsx
+++ b/packages/web_ui/src/components/InputRole.tsx
@@ -4,7 +4,7 @@ import { InputComponentProps } from "../BaseWebPlugin";
 import { useRoles } from "../model/roles";
 
 export default function InputRole(props: InputComponentProps) {
-	const [roles] = useRoles();
+	const [roles, synced] = useRoles();
 
 	return <Select
 		showSearch
@@ -17,6 +17,7 @@ export default function InputRole(props: InputComponentProps) {
 			value: role.id,
 		}))}
 		allowClear={props.fieldDefinition.optional}
-		disabled={props.disabled}
+		disabled={!synced || props.disabled}
+		loading={!synced}
 	/>;
 }
diff --git a/packages/web_ui/src/components/UsersFilters.tsx b/packages/web_ui/src/components/UsersFilters.tsx
new file mode 100644
index 00000000..264fa60d
--- /dev/null
+++ b/packages/web_ui/src/components/UsersFilters.tsx
@@ -0,0 +1,184 @@
+import React, { useRef } from "react";
+import { InputRef, Input, Space, Segmented, Button, Typography, Tag } from "antd";
+import type { FilterDropdownProps } from "antd/es/table/interface";
+import { CheckOutlined, CloseOutlined, MinusOutlined } from "@ant-design/icons";
+import { UserDetails } from "@clusterio/lib";
+const { Text } = Typography;
+
+export interface UserFilter {
+	search?: string;
+	admin?: boolean;
+	whitelisted?: boolean;
+	banned?: boolean;
+}
+
+function encodeFilter(value: UserFilter): string {
+	return JSON.stringify(value);
+}
+
+function decodeFilter(value: string): UserFilter {
+	try {
+		return JSON.parse(value);
+	} catch {
+		return {};
+	}
+}
+
+function triStateToSegmented(value?: boolean) {
+	if (value === true) { return "yes"; }
+	if (value === false) { return "no"; }
+	return "any";
+}
+
+function segmentedToTriState(value: string): boolean | undefined {
+	if (value === "yes") { return true; }
+	if (value === "no") { return false; }
+	return undefined;
+}
+
+function matchesTriState(value: boolean, filter?: boolean) {
+	return filter === undefined || value === filter;
+}
+
+export function onFilterUser(
+	value: string | number | boolean,
+	record: UserDetails
+) {
+	const filter = decodeFilter(String(value));
+
+	// Name filter
+	if (filter.search) {
+		if (!record.name.toLowerCase().includes(filter.search.toLowerCase())) {
+			return false;
+		}
+	}
+
+	// Status filter
+	return matchesTriState(record.isAdmin, filter.admin)
+		&& matchesTriState(record.isWhitelisted, filter.whitelisted)
+		&& matchesTriState(record.isBanned, filter.banned);
+}
+
+export function Username({
+	user,
+	withStatus = false,
+} : {
+	user: UserDetails,
+	withStatus: boolean,
+}) {
+	return (
+		<Space>
+			{user.name}
+			{withStatus && (
+				<span>
+					{user.isAdmin && <Tag color="gold">Admin</Tag>}
+					{user.isWhitelisted && <Tag>Whitelisted</Tag>}
+					{user.isBanned && <Tag color="red">Banned</Tag>}
+				</span>
+			)}
+		</Space>
+	);
+}
+
+export function useUserFilter(withStatus?: boolean) {
+	const searchInput = useRef<InputRef>(null);
+
+	function filterDropdown({
+		selectedKeys,
+		setSelectedKeys,
+		confirm,
+		clearFilters,
+	}: {
+		selectedKeys: string[];
+		setSelectedKeys: (keys: string[]) => void;
+		confirm: FilterDropdownProps["confirm"];
+		clearFilters: FilterDropdownProps["clearFilters"];
+	}) {
+		const filter: UserFilter = selectedKeys[0]
+			? decodeFilter(selectedKeys[0])
+			: {};
+
+		function update(next: Partial<UserFilter>) {
+			const encoded = encodeFilter({ ...filter, ...next });
+			if (encoded === "{}") {
+				clearFilters?.({ closeDropdown: false });
+			} else {
+				setSelectedKeys([encoded]);
+			}
+			confirm({ closeDropdown: false });
+		}
+
+		return (
+			<div style={{ padding: 8, width: 240 }} onKeyDown={(e) => e.stopPropagation()}>
+				<Space direction="vertical" style={{ width: "100%" }}>
+					<Input.Search
+						ref={searchInput}
+						placeholder="Search username"
+						value={filter.search}
+						allowClear
+						onSearch={() => confirm({ closeDropdown: true })}
+						onChange={(e) => update({ search: e.target.value !== "" ? e.target.value : undefined })}
+						onClear={() => {
+							clearFilters?.({ closeDropdown: false });
+							confirm({ closeDropdown: true });
+						}}
+					/>
+
+					{withStatus &&<>
+						<Space size={8} align="center">
+							<Segmented
+								size="small"
+								value={triStateToSegmented(filter.admin)}
+								onChange={value => update({ admin: segmentedToTriState(value) })}
+								options={[
+									{ icon: <CloseOutlined />, value: "no", className: "seg-no" },
+									{ icon: <MinusOutlined />, value: "any" },
+									{ icon: <CheckOutlined />, value: "yes", className: "seg-yes" },
+								]}
+							/>
+							<Text>Admin</Text>
+						</Space>
+
+						<Space size={8} align="center">
+							<Segmented
+								size="small"
+								value={triStateToSegmented(filter.whitelisted)}
+								onChange={value => update({ whitelisted: segmentedToTriState(value) })}
+								options={[
+									{ icon: <CloseOutlined />, value: "no", className: "seg-no" },
+									{ icon: <MinusOutlined />, value: "any" },
+									{ icon: <CheckOutlined />, value: "yes", className: "seg-yes" },
+								]}
+							/>
+							<Text>Whitelist</Text>
+						</Space>
+
+						<Space size={8} align="center">
+							<Segmented
+								size="small"
+								value={triStateToSegmented(filter.banned)}
+								onChange={value => update({ banned: segmentedToTriState(value) })}
+								options={[
+									{ icon: <CloseOutlined />, value: "no", className: "seg-no" },
+									{ icon: <MinusOutlined />, value: "any" },
+									{ icon: <CheckOutlined />, value: "yes", className: "seg-yes" },
+								]}
+							/>
+							<Text>Banned</Text>
+						</Space>
+					</>}
+				</Space>
+			</div>
+		);
+	}
+
+	const filterDropdownProps = {
+		onOpenChange: (open: boolean) => {
+			if (open) {
+				setTimeout(() => searchInput.current?.select(), 100);
+			}
+		},
+	};
+
+	return { filterDropdown, filterDropdownProps };
+}
diff --git a/packages/web_ui/src/components/UsersPage.tsx b/packages/web_ui/src/components/UsersPage.tsx
index 40bc4ceb..7418a4c9 100644
--- a/packages/web_ui/src/components/UsersPage.tsx
+++ b/packages/web_ui/src/components/UsersPage.tsx
@@ -19,6 +19,7 @@ import PageHeader from "./PageHeader";
 import PageLayout from "./PageLayout";
 import PluginExtra from "./PluginExtra";
 import UsersTable from "./UsersTable";
+import { InputInstanceWithAll } from "./InputInstance";
 
 function CreateUserButton() {
 	let control = useContext(ControlContext);
@@ -366,18 +367,26 @@ function BulkUserActionButton() {
 }
 
 export default function UsersPage() {
-	let account = useAccount();
+	const account = useAccount();
+	const [instanceId, setInstanceId] = useState<number | null>(null);
 
 	return <PageLayout nav={[{ name: "Users" }]}>
 		<PageHeader
 			title="Users"
 			extra={<Space>
-				{account.hasPermission("core.user.create") ? <CreateUserButton /> : undefined}
+				{account.hasAllPermission("core.instance.list", "core.instance.subscribe")
+					&& <InputInstanceWithAll
+						value={instanceId}
+						onChange={value => setInstanceId(value as number)}
+						fieldDefinition={{ optional: true } as any}
+						disabled={false}
+					/>}
+				{account.hasPermission("core.user.create") && <CreateUserButton />}
 				{account.hasAnyPermission("core.user.bulk_import", "core.user.bulk_export")
-					? <BulkUserActionButton /> : undefined}
+					&& <BulkUserActionButton />}
 			</Space>}
 		/>
-		<UsersTable />
+		<UsersTable instanceId={instanceId ?? undefined}/>
 		<PluginExtra component="UsersPage" />
 	</PageLayout>;
 }
diff --git a/packages/web_ui/src/components/UsersTable.tsx b/packages/web_ui/src/components/UsersTable.tsx
index ec39a5d3..d776bd50 100644
--- a/packages/web_ui/src/components/UsersTable.tsx
+++ b/packages/web_ui/src/components/UsersTable.tsx
@@ -1,6 +1,5 @@
-import React, { useRef } from "react";
-import { Table, Tag, Space, Input, InputRef } from "antd";
-import type { FilterDropdownProps } from "antd/es/table/interface";
+import React from "react";
+import { Table, Tag } from "antd";
 import { SearchOutlined } from "@ant-design/icons";
 import { useNavigate } from "react-router-dom";
 
@@ -9,20 +8,16 @@ import * as lib from "@clusterio/lib";
 import { useRoles } from "../model/roles";
 import { formatDuration } from "../util/time_format";
 import {
-	formatFirstSeen,
-	formatLastSeen,
-	sortFirstSeen,
-	sortLastSeen,
-	useUsers,
+	calculateFirstSeen, formatFirstSeen, sortFirstSeen,
+	calculateLastSeen, formatLastSeen, sortLastSeen,
+	useUsers, getUserStats, isUserOnline,
 } from "../model/user";
+
+import { onFilterUser, Username, useUserFilter } from "./UsersFilters";
 import Link from "./Link";
 
 export interface UsersTableProps {
-	/**
-	 * Optional instance id.
-	 *  – If provided, instance-specific columns (Play Time, Join Count, First Seen) are shown.
-	 *  – If omitted, global player statistics columns (Online Time, First/Last Seen) are shown.
-	 */
+	/** Optional instance id. If provided, stats will be filtered to that instance only */
 	instanceId?: number;
 	/** Show only players that are currently online, works with instanceId to show online of a particular instance */
 	onlyOnline?: boolean;
@@ -35,71 +30,71 @@ export interface UsersTableProps {
 const strcmp = new Intl.Collator(undefined, { numeric: true, sensitivity: "base" }).compare;
 
 export default function UsersTable({ instanceId, onlyOnline = false, pagination, size }: UsersTableProps) {
-	const [roles] = useRoles();
+	const [roles, rolesSynced] = useRoles();
+	const [users, usersSynced] = useUsers();
 	const navigate = useNavigate();
-	const searchInput = useRef<InputRef>(null);
 
-	const [users] = useUsers();
+	const {filterDropdown, filterDropdownProps} = useUserFilter(true);
 
 	const data = [...users.values()];
-
-	// Determine online predicate based on instanceId
-	const isUserOnline = (user: lib.UserDetails) => {
-		if (instanceId !== undefined) {
-			return user.instances && user.instances.has(instanceId);
-		}
-		return user.instances && user.instances.size > 0;
-	};
-
-	// Prepare filters for roles column
 	const roleFilters = [...roles.values()].map(role => ({ text: role.name, value: role.id }));
 
+	const durationFilters = [
+		{ text: "Online", value: "online" },
+		{ text: "24h", value: "24h" },
+		{ text: "7d", value: "7d" },
+		{ text: "30d", value: "30d" },
+		{ text: "Anytime", value: "any" },
+	];
+
+	function onFilterDuration(
+		value: string,
+		record: lib.UserDetails,
+		calculateDuration: (user: lib.UserDetails, instanceId?: number) => number | undefined,
+	) {
+		const online = isUserOnline(record, instanceId);
+		if (value === "online") {
+			return online;
+		}
+
+		// Online players should appear in all buckets
+		if (online) {
+			return true;
+		}
+
+		const ts = calculateDuration(record, instanceId);
+		if (!ts) { return false; }
+
+		const diff = Date.now() - ts;
+		switch (value) {
+			case "24h":
+				return diff <= 24 * 60 * 60 * 1000;
+			case "7d":
+				return diff <= 7 * 24 * 60 * 60 * 1000;
+			case "30d":
+				return diff <= 30 * 24 * 60 * 60 * 1000;
+			case "any":
+				return true;
+			default:
+				return false;
+		}
+	}
+
 	const columns: any[] = [
 		{
 			title: "Name",
 			key: "name",
 			render: (_: any, user: lib.UserDetails) => (
-				<Space>
-					{user.name}
-					<span>
-						{user.isAdmin && <Tag color="gold">Admin</Tag>}
-						{user.isWhitelisted && <Tag>Whitelisted</Tag>}
-						{user.isBanned && <Tag color="red">Banned</Tag>}
-					</span>
-				</Space>
+				<Username user={user} withStatus />
 			),
 			defaultSortOrder: "ascend",
 			sorter: (a: lib.UserDetails, b: lib.UserDetails) => strcmp(a.name, b.name),
 			filterIcon: (filtered: boolean) => (
 				<SearchOutlined style={{ color: filtered ? "#1677ff" : undefined }} />
 			),
-			onFilter: (value: string | number | boolean, record: lib.UserDetails) => record.name
-				.toLowerCase()
-				.includes((value as string).toLowerCase()),
-			filterDropdownProps: {
-				onOpenChange: (open: boolean) => open && setTimeout(() => searchInput.current?.select(), 100),
-			},
-			filterDropdown: ({ selectedKeys, setSelectedKeys, confirm, clearFilters }: {
-				selectedKeys: string[],
-				setSelectedKeys: (keys: string[]) => void,
-				confirm: FilterDropdownProps["confirm"],
-				clearFilters: FilterDropdownProps["clearFilters"],
-			}) => (
-				<div style={{ padding: 4 }} onKeyDown={(e) => e.stopPropagation()}>
-					<Input.Search
-						allowClear
-						ref={searchInput}
-						placeholder={"Search username"}
-						value={selectedKeys[0]}
-						onChange={(e) => setSelectedKeys([e.target.value])}
-						onSearch={() => confirm({ closeDropdown: false })}
-						onClear={() => {
-							clearFilters?.({ closeDropdown: false });
-							confirm({ closeDropdown: true });
-						}}
-					/>
-				</div>
-			),
+			onFilter: onFilterUser,
+			filterDropdownProps,
+			filterDropdown,
 		},
 		{
 			title: "Roles",
@@ -117,124 +112,53 @@ export default function UsersTable({ instanceId, onlyOnline = false, pagination,
 				))
 			),
 		},
-	];
-
-
-	// Helper to get last seen timestamp
-	function getLastSeenTimestamp(user: lib.UserDetails): number | undefined {
-		const stats = instanceId !== undefined ? user.instanceStats.get(instanceId) : user.playerStats;
-		if (!stats) { return undefined; }
-		if (stats.lastLeaveAt && stats.lastLeaveAt.getTime() > (stats.lastJoinAt?.getTime() ?? 0)) {
-			return stats.lastLeaveAt.getTime();
-		}
-		if (stats.lastJoinAt) {
-			return stats.lastJoinAt.getTime();
-		}
-		return undefined;
-	}
-
-	if (instanceId !== undefined) {
-		columns.push(
-			{
-				title: "Play Time",
-				key: "playTime",
-				render: (_: any, user: lib.UserDetails) => {
-					const instanceStats = user.instanceStats.get(instanceId);
-					return instanceStats?.onlineTimeMs ? formatDuration(instanceStats.onlineTimeMs) : "-";
-				},
-				sorter: (a: lib.UserDetails, b: lib.UserDetails) => {
-					const statsA = a.instanceStats.get(instanceId);
-					const statsB = b.instanceStats.get(instanceId);
-					return (statsA?.onlineTimeMs ?? 0) - (statsB?.onlineTimeMs ?? 0);
-				},
-			},
-			{
-				title: "Join Count",
-				key: "joinCount",
-				render: (_: any, user: lib.UserDetails) => {
-					const instanceStats = user.instanceStats.get(instanceId);
-					return instanceStats?.joinCount ?? 0;
-				},
-				sorter: (a: lib.UserDetails, b: lib.UserDetails) => {
-					const statsA = a.instanceStats.get(instanceId);
-					const statsB = b.instanceStats.get(instanceId);
-					return (statsA?.joinCount ?? 0) - (statsB?.joinCount ?? 0);
-				},
-			},
-			{
-				title: "First Seen",
-				key: "firstSeen",
-				render: (_: any, user: lib.UserDetails) => formatFirstSeen(user, instanceId),
-				sorter: (a: lib.UserDetails, b: lib.UserDetails) => {
-					const statsA = a.instanceStats.get(instanceId);
-					const statsB = b.instanceStats.get(instanceId);
-					const firstSeenA = statsA?.firstJoinAt?.getTime() ?? 0;
-					const firstSeenB = statsB?.firstJoinAt?.getTime() ?? 0;
-					return firstSeenA - firstSeenB;
-				},
-			},
-		);
-	} else {
-		columns.push(
-			{
-				title: "Online time",
-				key: "onlineTime",
-				render: (_: any, user: lib.UserDetails) => (user.playerStats?.onlineTimeMs
-					? formatDuration(user.playerStats.onlineTimeMs)
-					: null),
-				// eslint-disable-next-line max-len
-				sorter: (a: lib.UserDetails, b: lib.UserDetails) => (a.playerStats?.onlineTimeMs ?? 0) - (b.playerStats?.onlineTimeMs ?? 0),
-				responsive: ["lg"],
-			},
-			{
-				title: "First seen",
-				key: "firstSeen",
-				render: (_: any, user: lib.UserDetails) => formatFirstSeen(user),
-				sorter: (a: lib.UserDetails, b: lib.UserDetails) => sortFirstSeen(a, b),
-			},
-		);
-	}
-	columns.push(
 		{
-			title: "Last seen",
+			title: "Online Time",
+			key: "onlineTime",
+			render: (_: any, user: lib.UserDetails) => {
+				const userStats = getUserStats(user, instanceId);
+				return userStats?.onlineTimeMs ? formatDuration(userStats.onlineTimeMs) : "-";
+			},
+			sorter: (a: lib.UserDetails, b: lib.UserDetails) => {
+				const statsA = getUserStats(a, instanceId);
+				const statsB = getUserStats(b, instanceId);
+				return (statsA?.onlineTimeMs ?? 0) - (statsB?.onlineTimeMs ?? 0);
+			},
+		},
+		{
+			title: "Join Count",
+			key: "joinCount",
+			render: (_: any, user: lib.UserDetails) => (
+				getUserStats(user, instanceId)?.joinCount ?? 0
+			),
+			sorter: (a: lib.UserDetails, b: lib.UserDetails) => {
+				const statsA = getUserStats(a, instanceId);
+				const statsB = getUserStats(b, instanceId);
+				return (statsA?.joinCount ?? 0) - (statsB?.joinCount ?? 0);
+			},
+		},
+		{
+			title: "First Seen",
+			key: "firstSeen",
+			filterMultiple: false,
+			filters: durationFilters,
+			onFilter: (value: any, record: lib.UserDetails) => onFilterDuration(value, record, calculateFirstSeen),
+			render: (_: any, user: lib.UserDetails) => formatFirstSeen(user, instanceId),
+			sorter: (a: lib.UserDetails, b: lib.UserDetails) => sortFirstSeen(a, b, instanceId, instanceId),
+		},
+		{
+			title: "Last Seen",
 			key: "lastSeen",
 			filterMultiple: false,
+			filters: durationFilters,
 			defaultFilteredValue: onlyOnline ? ["online"] : undefined,
-			filters: [
-				{ text: "Online", value: "online" },
-				{ text: "24h", value: "24h" },
-				{ text: "7d", value: "7d" },
-				{ text: "30d", value: "30d" },
-			],
-			onFilter: (value: string | number | boolean, record: lib.UserDetails) => {
-				const online = isUserOnline(record);
-				if (value === "online") {
-					return online;
-				}
-				// Online players should appear in all buckets
-				if (online) {
-					return true;
-				}
-				const ts = getLastSeenTimestamp(record);
-				if (!ts) { return false; }
-				const diff = Date.now() - ts;
-				switch (value) {
-					case "24h":
-						return diff <= 24 * 60 * 60 * 1000;
-					case "7d":
-						return diff <= 7 * 24 * 60 * 60 * 1000;
-					case "30d":
-						return diff <= 30 * 24 * 60 * 60 * 1000;
-					default:
-						return false;
-				}
-			},
+			onFilter: (value: any, record: lib.UserDetails) => onFilterDuration(value, record, calculateLastSeen),
 			sorter: (a: lib.UserDetails, b: lib.UserDetails) => sortLastSeen(a, b, instanceId, instanceId),
 			render: (_: any, user: lib.UserDetails) => formatLastSeen(user, instanceId),
 			// Responsive breaks defaultFilteredValue, see: https://github.com/ant-design/ant-design/issues/32847
 			// responsive: ["lg"],
 		},
-	);
+	];
 
 	const defaultPagination = pagination === undefined
 		? {
@@ -253,6 +177,7 @@ export default function UsersTable({ instanceId, onlyOnline = false, pagination,
 			pagination={defaultPagination}
 			size={size}
 			scroll={{ x: "max-content" }}
+			loading={!usersSynced || !rolesSynced}
 			onRow={(user) => ({
 				onClick: (event) => {
 					if ((event.target as HTMLElement).closest("a")) {
diff --git a/packages/web_ui/src/model/user.tsx b/packages/web_ui/src/model/user.tsx
index 4c5851ed..86501102 100644
--- a/packages/web_ui/src/model/user.tsx
+++ b/packages/web_ui/src/model/user.tsx
@@ -4,20 +4,27 @@ import ControlContext from "../components/ControlContext";
 
 import * as lib from "@clusterio/lib";
 
-function getInstanceStats(user: lib.UserDetails, instanceId?: number) {
+export function getUserStats(user: lib.UserDetails, instanceId?: number) {
 	if (instanceId === undefined) {
 		return user.playerStats;
 	}
 	return user.instanceStats.get(instanceId);
 }
 
-function calculateFirstSeen(user: lib.UserDetails, instanceId?: number) {
-	const stats = getInstanceStats(user, instanceId);
+export function isUserOnline(user: lib.UserDetails, instanceId?: number) {
+	if (instanceId === undefined) {
+		return user.instances && user.instances.size > 0;
+	}
+	return user.instances && user.instances.has(instanceId);
+}
+
+export function calculateFirstSeen(user: lib.UserDetails, instanceId?: number) {
+	const stats = getUserStats(user, instanceId);
 	return stats?.firstJoinAt?.getTime();
 }
 
-function calculateLastSeen(user: lib.UserDetails, instanceId?: number) {
-	const stats = getInstanceStats(user, instanceId);
+export function calculateLastSeen(user: lib.UserDetails, instanceId?: number) {
+	const stats = getUserStats(user, instanceId);
 	if (!stats) {
 		return undefined;
 	}
diff --git a/packages/web_ui/src/style.css b/packages/web_ui/src/style.css
index 59be1d2b..b1f53739 100644
--- a/packages/web_ui/src/style.css
+++ b/packages/web_ui/src/style.css
@@ -409,3 +409,30 @@ tr.ant-table-row.deleted {
 	border-radius: 8px;
 	max-width: 384px;
 }
+
+/**
+ * Tri-state segmented control:
+ * represents include, exclude, or no filter
+ */
+.seg-yes {
+	color: #389e0d;
+}
+.seg-no {
+	color: #cf1322;
+}
+
+.ant-segmented-item-selected.seg-yes {
+	background-color: #389e0d !important;
+	color: white !important;
+}
+.ant-segmented-item-selected.seg-no {
+	background-color: #cf1322 !important;
+	color: white !important;
+}
+
+.seg-yes:hover {
+	background-color: #306317;
+}
+.seg-no:hover {
+	background-color: #7a2e2f;
+}