diff --git a/apps/master-api/src/odido/client.ts b/apps/master-api/src/odido/client.ts
index 4db84a0..d41dff5 100644
--- a/apps/master-api/src/odido/client.ts
+++ b/apps/master-api/src/odido/client.ts
@@ -1,10 +1,21 @@
+import { createHash } from "node:crypto";
+
 const BASE_URL = "https://tv.odido.nl";
 export const ODIDO_USER_AGENT =
   "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 " +
   "(KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36";
+/** Fallback als er geen username is; liever deviceIdForUsername(). */
 const DEFAULT_DEVICE_ID = "MzkzNjIwMTU1NjAxMDNydA==";
 const DEFAULT_SESSION_CACHE_MS = 20 * 60_000;
 
+/** Stabiele, per-account device-id zodat sessies elkaar niet wegtrappen. */
+export function deviceIdForUsername(username: string): string {
+  const hash = createHash("sha256")
+    .update(`odido-mediacluster:${username.trim()}`)
+    .digest("base64url");
+  return hash.slice(0, 24);
+}
+
 export type OdidoCookies = Record<string, string>;
 
 export type OdidoChannel = {
@@ -153,7 +164,11 @@ export async function login(
     const cached = sessions.get(username);
     if (cached && cached.expiresAt > Date.now()) return cached.cookies;
   }
-  const cookies = await loginWithDevice(username, password, DEFAULT_DEVICE_ID);
+  const cookies = await loginWithDevice(
+    username,
+    password,
+    deviceIdForUsername(username) || DEFAULT_DEVICE_ID
+  );
   const ttl = Number.isFinite(sessionCacheMs) && sessionCacheMs > 0
     ? sessionCacheMs
     : DEFAULT_SESSION_CACHE_MS;
diff --git a/apps/master-api/src/odido/play.ts b/apps/master-api/src/odido/play.ts
index 854f771..c7e57c1 100644
--- a/apps/master-api/src/odido/play.ts
+++ b/apps/master-api/src/odido/play.ts
@@ -145,10 +145,13 @@ export async function refreshChannelMpd(
   let lastError: Error | null = null;
   for (const account of ordered) {
     try {
-      const cookies =
-        opts?.cookies && opts.account?.id === account.id
-          ? opts.cookies
-          : await login(account.username, account.pin, tweaks.sessionCacheMinutes * 60_000);
+      // Altijd verse login: multi-account deelt geen betrouwbare sessie-cache.
+      const cookies = await login(
+        account.username,
+        account.pin,
+        tweaks.sessionCacheMinutes * 60_000,
+        { force: true }
+      );
       const play = await playChannel(cookies, externalId, mediaId);
       const keys = await fetchKeysIfNeeded(
         play,
diff --git a/apps/master-api/src/odido/sync.ts b/apps/master-api/src/odido/sync.ts
index 764a557..c6314ed 100644
--- a/apps/master-api/src/odido/sync.ts
+++ b/apps/master-api/src/odido/sync.ts
@@ -116,16 +116,18 @@ export async function syncOdidoList(
   const perAccount: Array<{ accountId: string; label: string; channels: number }> = [];
   const cookiesByAccount = new Map<string, OdidoCookies>();
 
-  // 1) Per account: login + zenderlijst → unie (geen dubbele LiveChannel-rijen)
+  // 1) Per account sequentieel: login → QueryAllChannel → unie
   for (const account of accounts) {
     let cookies: OdidoCookies;
     try {
       cookies = await login(
         account.username,
         account.pin,
-        tweaks.sessionCacheMinutes * 60_000
+        tweaks.sessionCacheMinutes * 60_000,
+        { force: true }
       );
       cookiesByAccount.set(account.id, cookies);
+      console.log(`[odido] sync account ${account.label || account.username}: login ok`);
     } catch (err) {
       console.warn(`[odido] login mislukt voor ${account.username}:`, err);
       perAccount.push({ accountId: account.id, label: account.label, channels: 0 });
@@ -154,7 +156,6 @@ export async function syncOdidoList(
         if (!existing.accountIds.includes(account.id)) {
           existing.accountIds.push(account.id);
         }
-        // Behoud rijkste metadata (logo/channelNO)
         if (!logoUrl(existing.channel) && logoUrl(channel)) existing.channel = channel;
         if (
           (existing.channel.channelNO == null || existing.channel.channelNO === "") &&
@@ -170,6 +171,9 @@ export async function syncOdidoList(
         });
       }
     }
+    console.log(
+      `[odido] sync account ${account.label || account.username}: ${count} VIDEO_CHANNEL`
+    );
     perAccount.push({ accountId: account.id, label: account.label, channels: count });
   }
 
@@ -213,8 +217,12 @@ export async function syncOdidoList(
 
   const channelOwners: OdidoChannelOwners = {};
   const entries = [...union.entries()];
+  const accountById = new Map(accounts.map((a) => [a.id, a]));
+  const allAccountIds = accounts.map((a) => a.id);
 
-  // 2) PlayChannel per unieke zender — eerste account dat lukt (keys/cache)
+  // 2) PlayChannel per unieke zender.
+  // Belangrijk: verse login per poging — na multi-account QueryAllChannel zijn
+  // eerdere cookies vaak ongeldig; probeer owners eerst, daarna overige accounts.
   await mapLimit(entries, tweaks.syncConcurrency, async ([externalId, entry]) => {
     channelOwners[externalId] = [...entry.accountIds];
     const physical = entry.channel.physicalChannels?.[0];
@@ -224,11 +232,23 @@ export async function syncOdidoList(
       return;
     }
 
+    const tryOrder = [
+      ...entry.accountIds,
+      ...allAccountIds.filter((id) => !entry.accountIds.includes(id)),
+    ];
+
     let playOk = false;
-    for (const accountId of entry.accountIds) {
-      const cookies = cookiesByAccount.get(accountId);
-      if (!cookies) continue;
+    for (const accountId of tryOrder) {
+      const account = accountById.get(accountId);
+      if (!account) continue;
       try {
+        const cookies = await login(
+          account.username,
+          account.pin,
+          tweaks.sessionCacheMinutes * 60_000,
+          { force: true }
+        );
+        cookiesByAccount.set(accountId, cookies);
         const play = await playChannel(cookies, externalId, mediaId);
         entry.playAccountId = accountId;
         entry.cookies = play.cookies;
@@ -236,6 +256,10 @@ export async function syncOdidoList(
         entry.licenseUrl = play.licenseUrl;
         entry.licenseToken = play.licenseToken;
         entry.playContentId = play.contentId;
+        if (!entry.accountIds.includes(accountId)) {
+          entry.accountIds.push(accountId);
+          channelOwners[externalId] = [...entry.accountIds];
+        }
         playOk = true;
         break;
       } catch {