diff --git a/proto/main.proto b/proto/main.proto
index cab872f..b437909 100644
--- a/proto/main.proto
+++ b/proto/main.proto
@@ -921,6 +921,10 @@ service EveningDetectiveServer {
     };
   }
 
+  rpc GetScreenTeams(GetScreenTeamsReq) returns (GetScreenTeamsRsp) {
+    option (google.api.http) = { post: "/api/screens/teams" body: "*" };
+  }
+
   rpc GetScreenResults(GetScreenResultsReq) returns (GetScreenResultsRsp) {
     option (google.api.http) = { post: "/api/screens/results" body: "*" };
     option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_operation) = {
@@ -1783,6 +1787,14 @@ enum ScreenMode {
   SCREEN_MODE_RESULTS         = 6;
   SCREEN_MODE_TIMER           = 7;
   SCREEN_MODE_TEXT            = 8;
+  SCREEN_MODE_QR          = 9;
+  SCREEN_MODE_TEAMS       = 10;
+}
+
+enum ScreenTimerType {
+  SCREEN_TIMER_TYPE_BREAK = 0;
+  SCREEN_TIMER_TYPE_BEFORE_GAME = 1;
+  SCREEN_TIMER_TYPE_UNTIL_END = 2;
 }
 
 enum ScreenTimerState {
@@ -1830,6 +1842,8 @@ message ScreenState {
   ScreenTimerState timer_state             = 19;
   string           text                    = 20;
   MusicState       music                   = 21;
+  string           qr_url                  = 22;
+  ScreenTimerType   timer_type              = 23;
 }
 
 message CreateScreenSessionReq {}
@@ -1966,6 +1980,8 @@ message UpdateGameMapItemRsp {}
 message SetScreenModeReq {
   int32      gameID = 1;
   ScreenMode mode   = 2;
+  string qr_url = 3;
+  string text = 4;
 }
 
 message SetScreenModeRsp {
@@ -1975,6 +1991,7 @@ message SetScreenTimerReq {
   int32  gameID           = 1;
   int64  duration_seconds = 2;
   string label            = 3;
+  ScreenTimerType timer_type = 4;
 }
 
 message SetScreenTimerRsp {
@@ -1995,6 +2012,8 @@ message ScreenPlanStep {
   string     text                   = 2;
   string     timer_label            = 3;
   int64      timer_duration_seconds = 4;
+  string     qr_url = 5;
+  ScreenTimerType timer_type = 6;
 }
 
 message ScreenPlan {
@@ -2029,6 +2048,18 @@ message SetScreenPlanStepRsp {
   ScreenPlan plan = 1;
 }
 
+message ScreenTeam {
+  string ID = 1;
+  string name = 2;
+}
+message GetScreenTeamsReq {
+  string screenID = 1;
+  string access_token = 2;
+}
+message GetScreenTeamsRsp {
+  repeated ScreenTeam teams = 1;
+}
+
 message GetScreenResultsReq {
   string screenID    = 1;
   string accessToken = 2;
diff --git a/src/api/generated/crabs/evening_detective_server/index.ts b/src/api/generated/crabs/evening_detective_server/index.ts
index 0c34190..6b0220e 100644
--- a/src/api/generated/crabs/evening_detective_server/index.ts
+++ b/src/api/generated/crabs/evening_detective_server/index.ts
@@ -9,7 +9,13 @@ export type ScreenMode =
   | "SCREEN_MODE_CONCLUSION"
   | "SCREEN_MODE_RESULTS"
   | "SCREEN_MODE_TIMER"
-  | "SCREEN_MODE_TEXT";
+  | "SCREEN_MODE_TEXT"
+  | "SCREEN_MODE_QR"
+  | "SCREEN_MODE_TEAMS";
+export type ScreenTimerType =
+  | "SCREEN_TIMER_TYPE_BREAK"
+  | "SCREEN_TIMER_TYPE_BEFORE_GAME"
+  | "SCREEN_TIMER_TYPE_UNTIL_END";
 export type ScreenTimerState =
   | "SCREEN_TIMER_STATE_UNSPECIFIED"
   | "SCREEN_TIMER_STATE_STOPPED"
@@ -631,6 +637,8 @@ export type ScreenState = {
   timerState: ScreenTimerState | undefined;
   text: string | undefined;
   music: MusicState | undefined;
+  qrUrl: string | undefined;
+  timerType: ScreenTimerType | undefined;
 };
 
 export type MusicState = {
@@ -762,6 +770,8 @@ export type UpdateGameMapItemRsp = {
 export type SetScreenModeReq = {
   gameID: number | undefined;
   mode: ScreenMode | undefined;
+  qrUrl: string | undefined;
+  text: string | undefined;
 };
 
 export type SetScreenModeRsp = {
@@ -771,6 +781,7 @@ export type SetScreenTimerReq = {
   gameID: number | undefined;
   durationSeconds: number | undefined;
   label: string | undefined;
+  timerType: ScreenTimerType | undefined;
 };
 
 export type SetScreenTimerRsp = {
@@ -791,6 +802,8 @@ export type ScreenPlanStep = {
   text: string | undefined;
   timerLabel: string | undefined;
   timerDurationSeconds: number | undefined;
+  qrUrl: string | undefined;
+  timerType: ScreenTimerType | undefined;
 };
 
 export type ScreenPlan = {
@@ -825,6 +838,20 @@ export type SetScreenPlanStepRsp = {
   plan: ScreenPlan | undefined;
 };
 
+export type ScreenTeam = {
+  ID: string | undefined;
+  name: string | undefined;
+};
+
+export type GetScreenTeamsReq = {
+  screenID: string | undefined;
+  accessToken: string | undefined;
+};
+
+export type GetScreenTeamsRsp = {
+  teams: ScreenTeam[] | undefined;
+};
+
 export type GetScreenResultsReq = {
   screenID: string | undefined;
   accessToken: string | undefined;
@@ -1471,6 +1498,7 @@ export interface EveningDetectiveServer {
   GetScreenPlan(request: GetScreenPlanReq): Promise<GetScreenPlanRsp>;
   SaveScreenPlan(request: SaveScreenPlanReq): Promise<SaveScreenPlanRsp>;
   SetScreenPlanStep(request: SetScreenPlanStepReq): Promise<SetScreenPlanStepRsp>;
+  GetScreenTeams(request: GetScreenTeamsReq): Promise<GetScreenTeamsRsp>;
   GetScreenResults(request: GetScreenResultsReq): Promise<GetScreenResultsRsp>;
   DownloadGamePrintMaterials(request: GetGameReq): Promise<googleapi_HttpBody>;
   PreviewTeamReceipt(request: TeamReceiptReq): Promise<googleapi_HttpBody>;
@@ -3163,6 +3191,23 @@ export function createEveningDetectiveServerClient(
         method: "SetScreenPlanStep",
       }) as Promise<SetScreenPlanStepRsp>;
     },
+    GetScreenTeams(request) { // eslint-disable-line @typescript-eslint/no-unused-vars
+      const path = `api/screens/teams`; // eslint-disable-line quotes
+      const body = JSON.stringify(request);
+      const queryParams: string[] = [];
+      let uri = path;
+      if (queryParams.length > 0) {
+        uri += `?${queryParams.join("&")}`
+      }
+      return handler({
+        path: uri,
+        method: "POST",
+        body,
+      }, {
+        service: "EveningDetectiveServer",
+        method: "GetScreenTeams",
+      }) as Promise<GetScreenTeamsRsp>;
+    },
     GetScreenResults(request) { // eslint-disable-line @typescript-eslint/no-unused-vars
       const path = `api/screens/results`; // eslint-disable-line quotes
       const body = JSON.stringify(request);
diff --git a/src/components/GamePage.vue b/src/components/GamePage.vue
index 2fbc987..7139823 100644
--- a/src/components/GamePage.vue
+++ b/src/components/GamePage.vue
@@ -64,6 +64,7 @@ import { useAuthStore } from '@/stores/auth'
 import { useUIStore } from '@/stores/ui'
 import { applicationFileType, applicationFileURL } from '@/utils/application'
 import { formatGameDateTime, parseDateWithoutTimezone } from '@/utils/datetime'
+import { validScreenQR } from '@/utils/screenPresentation'
 import { hasNewTeamApplications } from '@/utils/teamApplications'
 
 const emit = defineEmits<{ resultsApplied: [] }>()
@@ -262,6 +263,7 @@ const screenPlanMode = ref<'use' | 'edit'>('use')
 let screenPlanRequestVersion = 0
 const previewQuestions = ref<ResultsQuestion[]>([])
 const previewTeams = ref<TeamResult[]>([])
+const screenTeamNames = ref<string[]>()
 const mapItems = ref<MapItem[]>([])
 const mapSaving = ref(false)
 const mapDragging = ref(false)
@@ -402,6 +404,18 @@ async function getGameScreens() {
     const res = await client.GetGameScreens({ gameID: Number(gameId) })
     screens.value = res.screens || []
     screensError.value = ''
+    if (
+      previewScreen.value?.mode === 'SCREEN_MODE_TEAMS' ||
+      (screenPlanMode.value === 'edit' ? screenPlanDraft.value : screenPlan.value?.steps)?.some(
+        (step) => step.mode === 'SCREEN_MODE_TEAMS',
+      )
+    ) {
+      const gameResponse = await client.GetGame({ ID: Number(gameId) })
+      screenTeamNames.value = (gameResponse.game?.teams ?? [])
+        .filter((team) => team.participationStatus !== 'cancelled')
+        .map((team) => team.name ?? '')
+        .sort((a, b) => a.localeCompare(b, 'ru'))
+    }
     if (
       (screenPlanMode.value === 'edit' ? screenPlanDraft.value : screenPlan.value?.steps)?.some(
         (step) => step.mode === 'SCREEN_MODE_RESULTS',
@@ -467,6 +481,8 @@ function addScreenPlanStep() {
     text: 'Новый экран',
     timerLabel: 'Перерыв',
     timerDurationSeconds: 600,
+    qrUrl: '',
+    timerType: 'SCREEN_TIMER_TYPE_BREAK',
   })
   screenPlanDirty.value = true
   screenPlanMode.value = 'edit'
@@ -512,13 +528,14 @@ async function saveScreenPlan() {
   const invalidStep = screenPlanDraft.value.findIndex(
     (step) =>
       (step.mode === 'SCREEN_MODE_TEXT' && !step.text?.trim()) ||
+      (step.mode === 'SCREEN_MODE_QR' && !validScreenQR(step.qrUrl, step.text)) ||
       (step.mode === 'SCREEN_MODE_TIMER' &&
         (!Number.isInteger(step.timerDurationSeconds) ||
           (step.timerDurationSeconds ?? 0) < 1 ||
           (step.timerDurationSeconds ?? 0) > 86400)),
   )
   if (invalidStep !== -1) {
-    message.error(`Проверьте текст или длительность таймера в шаге ${invalidStep + 1}`)
+    message.error(`Проверьте ссылку QR, текст или длительность таймера в шаге ${invalidStep + 1}`)
     return
   }
   screenPlanRequestVersion += 1
@@ -1579,6 +1596,7 @@ useSimplePolling(() => {
                   :state="previewScreen"
                   :questions="previewQuestions"
                   :teams="previewTeams"
+                  :team-names="screenTeamNames"
                 />
                 <div v-else class="screen-preview-placeholder">Экран не подключён</div>
               </UiBlock>
@@ -1596,6 +1614,7 @@ useSimplePolling(() => {
                 :screens="screens"
                 :preview-questions="previewQuestions"
                 :preview-teams="previewTeams"
+                :team-names="screenTeamNames"
                 :screen-plan="screenPlan"
                 :screen-plan-draft="screenPlanDraft"
                 :screen-plan-saving="screenPlanSaving"
diff --git a/src/components/GameScreenPlanPanel.vue b/src/components/GameScreenPlanPanel.vue
index bd8eda8..47a3b4b 100644
--- a/src/components/GameScreenPlanPanel.vue
+++ b/src/components/GameScreenPlanPanel.vue
@@ -11,15 +11,18 @@ import type {
   ScreenPlan,
   ScreenPlanStep,
   ScreenState,
+  ScreenTimerType,
   TeamResult,
 } from '@/api/generated/crabs/evening_detective_server'
 import ScreenPreview from '@/components/ScreenPreview.vue'
 import UiBlock from '@/components/UiBlock.vue'
+import { changeTimerLabel, timerTypes } from '@/utils/screenPresentation'
 
 const props = defineProps<{
   screens: ScreenState[]
   previewQuestions: ResultsQuestion[]
   previewTeams: TeamResult[]
+  teamNames?: string[]
   screenPlan?: ScreenPlan
   screenPlanDraft: ScreenPlanStep[]
   screenPlanSaving: boolean
@@ -76,7 +79,14 @@ const modeOptions = [
   { label: 'Результаты', value: 'SCREEN_MODE_RESULTS' },
   { label: 'Таймер', value: 'SCREEN_MODE_TIMER' },
   { label: 'Текст', value: 'SCREEN_MODE_TEXT' },
+  { label: 'QR-код', value: 'SCREEN_MODE_QR' },
+  { label: 'Список команд', value: 'SCREEN_MODE_TEAMS' },
 ]
+function setTimerType(step: ScreenPlanStep, type: ScreenTimerType) {
+  step.timerLabel = changeTimerLabel(step.timerLabel, step.timerType, type)
+  step.timerType = type
+  emit('dirty')
+}
 function thumbnail(step: ScreenPlanStep): Partial<ScreenState> {
   return {
     ...previewScreen.value,
@@ -146,6 +156,7 @@ function thumbnail(step: ScreenPlanStep): Partial<ScreenState> {
             :state="thumbnail(step)"
             :questions="previewQuestions"
             :teams="previewTeams"
+            :team-names="teamNames"
             is-thumbnail
           />
         </div>
@@ -184,7 +195,7 @@ function thumbnail(step: ScreenPlanStep): Partial<ScreenState> {
               @update:value="emit('dirty')"
             />
             <n-input
-              v-if="step.mode === 'SCREEN_MODE_TEXT'"
+              v-if="step.mode === 'SCREEN_MODE_TEXT' || step.mode === 'SCREEN_MODE_QR'"
               v-model:value="step.text"
               type="textarea"
               placeholder="Текст экрана"
@@ -192,7 +203,25 @@ function thumbnail(step: ScreenPlanStep): Partial<ScreenState> {
               :input-props="{ 'aria-label': `Текст шага ${index + 1}` }"
               @update:value="emit('dirty')"
             />
+            <template v-if="step.mode === 'SCREEN_MODE_QR'">
+              <label :for="`qr-link-${index}`">Ссылка для QR-кода (обязательно)</label>
+              <n-input
+                v-model:value="step.qrUrl"
+                :disabled="isDisabled"
+                :input-props="{ id: `qr-link-${index}` }"
+                placeholder="https://example.com"
+                @update:value="emit('dirty')"
+              />
+            </template>
             <template v-if="step.mode === 'SCREEN_MODE_TIMER'">
+              <label :for="`timer-type-${index}`">Тип таймера</label>
+              <n-select
+                :value="step.timerType ?? 'SCREEN_TIMER_TYPE_BREAK'"
+                :options="timerTypes"
+                :disabled="isDisabled"
+                :input-props="{ id: `timer-type-${index}` }"
+                @update:value="setTimerType(step, $event)"
+              />
               <label :for="`timer-label-${index}`">Надпись таймера</label>
               <n-input
                 v-model:value="step.timerLabel"
@@ -216,7 +245,7 @@ function thumbnail(step: ScreenPlanStep): Partial<ScreenState> {
               <span
                 >{{ index + 1 }}.
                 {{ modeOptions.find((option) => option.value === step.mode)?.label
-                }}<template v-if="step.mode === 'SCREEN_MODE_TEXT'">: {{ step.text }}</template
+                }}<template v-if="step.mode === 'SCREEN_MODE_TEXT' || step.mode === 'SCREEN_MODE_QR'">: {{ step.text }}</template
                 ><template v-if="step.mode === 'SCREEN_MODE_TIMER'"
                   >: {{ step.timerLabel }} ({{ step.timerDurationSeconds }} с)</template
                 ></span
diff --git a/src/components/ScreenPage.vue b/src/components/ScreenPage.vue
index 1c5a22f..07f330d 100644
--- a/src/components/ScreenPage.vue
+++ b/src/components/ScreenPage.vue
@@ -7,6 +7,7 @@ import { getAuthClient } from '@/api/auth_client'
 import type { Game, ScreenState, TeamResult } from '@/api/generated/crabs/evening_detective_server'
 import { buildClient } from '@/api/generated/crabs/evening_detective_server/client'
 import HeaderMenu from '@/components/HeaderMenu.vue'
+import ScreenPreview from '@/components/ScreenPreview.vue'
 import { useDeviceContext } from '@/composables/useDeviceContext'
 import { useSimplePolling } from '@/composables/useSimplePolling'
 import { applicationFileURL } from '@/utils/application'
@@ -21,6 +22,8 @@ const route = useRoute()
 const screenId = ref('')
 const accessToken = ref('')
 const state = ref<ScreenState>()
+const screenTeamNames = ref<string[]>()
+let lastTeamsLoaded = -Infinity
 const resultTeams = ref<TeamResult[]>([])
 const resultQuestions = ref<{ code: string | undefined; text: string | undefined }[]>([])
 const resultsContainer = ref<HTMLElement>()
@@ -130,9 +133,14 @@ async function loadState(recreateOnUnauthorized = true) {
   if (!screenId.value || !accessToken.value) return
   try {
     const res = await screenClient.GetScreenState({ screenID: screenId.value, accessToken: accessToken.value })
+    if (state.value?.gameID !== res.state?.gameID) {
+      screenTeamNames.value = undefined
+      lastTeamsLoaded = -Infinity
+    }
     state.value = res.state
     syncTimer(state.value)
     if (state.value?.gameID && state.value.mode === 'SCREEN_MODE_RESULTS') await loadResults()
+    if (state.value?.gameID && state.value.mode === 'SCREEN_MODE_TEAMS' && Date.now() - lastTeamsLoaded >= 5000) await loadScreenTeams()
   } catch (err) {
     if (recreateOnUnauthorized && err instanceof Error && err.message === 'unauthorized') {
       sessionStorage.removeItem(sessionKey)
@@ -146,6 +154,20 @@ async function loadState(recreateOnUnauthorized = true) {
   }
 }
 
+async function loadScreenTeams() {
+  const gameID = state.value?.gameID
+  const sessionID = screenId.value
+  lastTeamsLoaded = Date.now()
+  const res = await screenClient.GetScreenTeams({
+    screenID: sessionID,
+    accessToken: accessToken.value,
+  })
+  if (state.value?.gameID !== gameID || screenId.value !== sessionID) return
+  screenTeamNames.value = (res.teams ?? [])
+    .map((team) => team.name ?? '')
+    .sort((a, b) => a.localeCompare(b, 'ru'))
+}
+
 async function loadResults() {
   if (!screenId.value || !accessToken.value) return
   const res = await screenClient.GetScreenResults({ screenID: screenId.value, accessToken: accessToken.value })
@@ -380,6 +402,14 @@ onUnmounted(() => {
           <video ref="conclusionVideoElement" :src="conclusionVideo" :muted="!state.soundEnabled" playsinline />
         </div>
         <div v-if="screenMode === 'SCREEN_MODE_CONCLUSION' && !state.conclusionVideo" class="screen-message">Видео закрывашки не задано</div>
+        <ScreenPreview
+          v-if="screenMode === 'SCREEN_MODE_QR' || screenMode === 'SCREEN_MODE_TEAMS'"
+          class="static-screen"
+          :state="state"
+          :questions="[]"
+          :teams="[]"
+          :team-names="screenTeamNames"
+        />
         <div v-if="screenMode === 'SCREEN_MODE_TEXT'" class="screen-message">{{ state.text }}</div>
         <div v-if="screenMode === 'SCREEN_MODE_TIMER'" class="timer-screen">
           <h1 class="timer-label">{{ state.timerLabel || 'Перерыв' }}</h1>
@@ -597,4 +627,7 @@ onUnmounted(() => {
 }
 
 
+.static-screen {
+  height: 100dvh;
+}
 </style>
diff --git a/src/components/ScreenPreview.vue b/src/components/ScreenPreview.vue
index 7084a7a..e8b56e7 100644
--- a/src/components/ScreenPreview.vue
+++ b/src/components/ScreenPreview.vue
@@ -1,4 +1,5 @@
 <script setup lang="ts">
+import { NQrCode } from 'naive-ui'
 import { computed, onMounted, onUnmounted, ref, watch } from 'vue'
 
 import type {
@@ -7,14 +8,18 @@ import type {
   TeamResult,
 } from '@/api/generated/crabs/evening_detective_server'
 import { applicationFileURL } from '@/utils/application'
+import { validScreenQR } from '@/utils/screenPresentation'
 
 const props = defineProps<{
   state: Partial<ScreenState>
   questions: ResultsQuestion[]
   teams: TeamResult[]
+  teamNames?: string[]
   isThumbnail?: boolean
 }>()
 
+const teamColumns = computed(() => Math.max(1, Math.ceil(Math.sqrt((props.teamNames?.length ?? 0) / 4))))
+const teamRows = computed(() => Math.max(1, Math.ceil((props.teamNames?.length ?? 0) / teamColumns.value)))
 const timerNow = ref(Date.now())
 const timerRemainingAtSync = ref(0)
 const timerSyncedAt = ref(Date.now())
@@ -101,6 +106,18 @@ onUnmounted(() => {
     <div v-else-if="state.mode === 'SCREEN_MODE_TEXT'" class="preview-message">
       {{ state.text }}
     </div>
+    <div v-else-if="state.mode === 'SCREEN_MODE_QR'" class="preview-qr">
+      <NQrCode v-if="validScreenQR(state.qrUrl)" :value="state.qrUrl" :size="512" :padding="24" />
+      <span v-else>Укажите ссылку для QR-кода</span>
+      <p v-if="state.text">{{ state.text }}</p>
+    </div>
+    <div v-else-if="state.mode === 'SCREEN_MODE_TEAMS'" class="preview-team-list">
+      <p v-if="!teamNames" class="preview-message">Список команд ещё не загружен</p>
+      <div v-else-if="teamNames.length" class="team-names" :style="{ gridTemplateColumns: `repeat(${teamColumns}, minmax(0, 1fr))`, gridTemplateRows: `repeat(${teamRows}, minmax(0, 1fr))`, fontSize: `min(${22.5 / teamRows}cqw, ${5 / teamColumns}cqw)` }">
+        <p v-for="(name, index) in teamNames" :key="index">{{ name }}</p>
+      </div>
+      <p v-else class="preview-message">Команды пока не зарегистрированы</p>
+    </div>
     <div v-else-if="state.mode === 'SCREEN_MODE_RESULTS'" class="preview-results">
       <h2>Результаты</h2>
       <table>
@@ -222,4 +239,54 @@ onUnmounted(() => {
   overflow-wrap: anywhere;
   white-space: pre-wrap;
 }
+
+.preview-qr {
+  align-items: center;
+  display: flex;
+  gap: 4cqw;
+  justify-content: center;
+  max-width: 92%;
+}
+
+/* stylelint-disable-next-line selector-pseudo-class-no-unknown -- Vue scoped: размер QR в дочернем компоненте. */
+.preview-qr :deep(.n-qr-code) {
+  box-sizing: border-box;
+  flex-shrink: 0;
+  height: auto !important;
+  padding: 1.8cqw !important;
+  width: 38cqw !important;
+}
+
+/* stylelint-disable-next-line selector-pseudo-class-no-unknown -- Vue scoped: размер QR в дочернем компоненте. */
+.preview-qr :deep(canvas) {
+  height: auto !important;
+  width: 100% !important;
+}
+
+.preview-qr p {
+  font-size: 3.5cqw;
+  max-height: 48cqw;
+  max-width: 40cqw;
+  overflow: hidden;
+  overflow-wrap: anywhere;
+  white-space: pre-wrap;
+}
+
+.preview-team-list {
+  height: 90%;
+  width: 92%;
+}
+
+.team-names {
+  align-items: center;
+  display: grid;
+  gap: 1.5cqw;
+  grid-auto-flow: column;
+  height: 100%;
+}
+
+.team-names p {
+  margin: 0;
+  overflow-wrap: anywhere;
+}
 </style>
diff --git a/src/utils/screenPresentation.ts b/src/utils/screenPresentation.ts
new file mode 100644
index 0000000..7f0db6c
--- /dev/null
+++ b/src/utils/screenPresentation.ts
@@ -0,0 +1,38 @@
+import type { ScreenTimerType } from '@/api/generated/crabs/evening_detective_server'
+
+export const timerTypes = [
+  { value: 'SCREEN_TIMER_TYPE_BREAK', label: 'Перерыв' },
+  { value: 'SCREEN_TIMER_TYPE_BEFORE_GAME', label: 'До начала игры' },
+  { value: 'SCREEN_TIMER_TYPE_UNTIL_END', label: 'До конца игры' },
+] satisfies { value: ScreenTimerType; label: string }[]
+
+export function changeTimerLabel(
+  label: string | undefined,
+  previous: ScreenTimerType | undefined,
+  next: ScreenTimerType,
+): string {
+  const oldLabel = timerTypes.find(
+    (type) => type.value === (previous ?? 'SCREEN_TIMER_TYPE_BREAK'),
+  )!.label
+  return !label?.trim() || label === oldLabel
+    ? timerTypes.find((type) => type.value === next)!.label
+    : label
+}
+
+export function validScreenQR(link = '', caption = ''): boolean {
+  try {
+    const url = new URL(link)
+    return (
+      /^https?:\/\/[^/\\\s?#]/.test(link) &&
+      ['http:', 'https:'].includes(url.protocol) &&
+      !!url.hostname &&
+      !url.username &&
+      !url.password &&
+      link === link.trim() &&
+      new TextEncoder().encode(link).length <= 2048 &&
+      new TextEncoder().encode(caption).length <= 10000
+    )
+  } catch {
+    return false
+  }
+}
diff --git a/tests/screens-control.mjs b/tests/screens-control.mjs
index ecff5f2..29688ab 100644
--- a/tests/screens-control.mjs
+++ b/tests/screens-control.mjs
@@ -7,13 +7,15 @@ import ts from 'typescript'
 import * as vue from 'vue'
 import { compileScript, parse } from 'vue/compiler-sfc'
 
+const presentationModule = { exports: {} }
+runInNewContext(ts.transpile(readFileSync(new URL('../src/utils/screenPresentation.ts', import.meta.url), 'utf8'), { module: ts.ModuleKind.CommonJS }), { exports: presentationModule.exports, URL, TextEncoder })
 function source(name) {
   return parse(readFileSync(new URL(`../src/components/${name}.vue`, import.meta.url), 'utf8'))
     .descriptor
 }
 function setup(name, props) {
   const script = compileScript(source(name), { id: name })
-  const context = { exports: {}, require: (name) => (name === 'vue' ? vue : {}) }
+  const context = { exports: {}, require: (name) => (name === 'vue' ? vue : name === '@/utils/screenPresentation' ? presentationModule.exports : {}) }
   runInNewContext(ts.transpile(script.content, { module: ts.ModuleKind.CommonJS }), context)
   const events = []
   const scope = vue.effectScope()
@@ -110,6 +112,14 @@ assert.equal(
   screens.state.thumbnail({ mode: 'SCREEN_MODE_TEXT', text: 'Offline draft' }).text,
   'Offline draft',
 )
+const timerStep = { timerLabel: 'Перерыв', timerType: 'SCREEN_TIMER_TYPE_BREAK' }
+screens.state.setTimerType(timerStep, 'SCREEN_TIMER_TYPE_BEFORE_GAME')
+assert.equal(timerStep.timerLabel, 'До начала игры')
+timerStep.timerLabel = 'Обсуждение'
+screens.state.setTimerType(timerStep, 'SCREEN_TIMER_TYPE_UNTIL_END')
+assert.equal(timerStep.timerLabel, 'Обсуждение')
+assert.equal(presentationModule.exports.validScreenQR('https://example.org'), true)
+assert.equal(presentationModule.exports.validScreenQR('javascript:alert(1)'), false)
 screens.stop()
 
 function functions(name, names) {
@@ -320,3 +330,26 @@ assert.equal(media.currentTime, 23, 'Polling must not seek the player')
 console.log(
   'Screen controls: drafts, conflicts, explicit playlist IDs, timer/music controls, errors, stale polls and playback positions passed',
 )
+
+const browserTeams = {
+  state: vue.ref({ gameID: 7 }),
+  screenId: vue.ref('12'),
+  accessToken: vue.ref('test-token'),
+  screenTeamNames: vue.ref(),
+  lastTeamsLoaded: -Infinity,
+  screenClient: { GetScreenTeams: async () => ({ teams: [{ name: 'Ястребы' }, { name: 'Агенты' }] }) },
+}
+runInNewContext(ts.transpile(functions('ScreenPage', ['loadScreenTeams']), { target: ts.ScriptTarget.ES2022 }), browserTeams)
+await browserTeams.loadScreenTeams()
+assert.deepEqual(Array.from(browserTeams.screenTeamNames.value), ['Агенты', 'Ястребы'])
+browserTeams.screenClient.GetScreenTeams = async () => { throw new Error('offline') }
+await assert.rejects(browserTeams.loadScreenTeams(), /offline/)
+assert.equal(browserTeams.screenTeamNames.value.length, 2)
+let resolveTeams
+browserTeams.screenClient.GetScreenTeams = () => new Promise(resolve => { resolveTeams = resolve })
+const pendingTeams = browserTeams.loadScreenTeams()
+browserTeams.state.value.gameID = 8
+browserTeams.screenTeamNames.value = undefined
+resolveTeams({ teams: [{ name: 'Из прошлой игры' }] })
+await pendingTeams
+assert.equal(browserTeams.screenTeamNames.value, undefined)