diff --git a/lib/reducers/entry-reducer.js b/lib/reducers/entry-reducer.js
--- a/lib/reducers/entry-reducer.js
+++ b/lib/reducers/entry-reducer.js
@@ -64,6 +64,7 @@
 } from '../types/update-types.js';
 import { dateString } from '../utils/date-utils.js';
 import { values } from '../utils/objects.js';
+import { usingCommServicesAccessToken } from '../utils/services-utils.js';
 
 function daysToEntriesFromEntryInfos(
   entryInfos: $ReadOnlyArray<RawEntryInfo>,
@@ -218,10 +219,14 @@
       daysToEntries,
       newEntryInfos,
     );
-    const newLastUserInteractionCalendar = action.payload.sessionChange
-      .cookieInvalidated
-      ? 0
-      : lastUserInteractionCalendar;
+    let newLastUserInteractionCalendar = lastUserInteractionCalendar;
+    if (
+      action.payload.sessionChange.cookieInvalidated &&
+      !usingCommServicesAccessToken
+    ) {
+      newLastUserInteractionCalendar = 0;
+    }
+
     if (Object.keys(newEntryInfos).length === Object.keys(entryInfos).length) {
       return [
         {
diff --git a/lib/reducers/invite-links-reducer.js b/lib/reducers/invite-links-reducer.js
--- a/lib/reducers/invite-links-reducer.js
+++ b/lib/reducers/invite-links-reducer.js
@@ -74,13 +74,26 @@
     };
   } else if (
     action.type === logOutActionTypes.success ||
-    action.type === deleteAccountActionTypes.success ||
-    (action.type === setNewSessionActionType &&
-      action.payload.sessionChange.cookieInvalidated)
+    action.type === deleteAccountActionTypes.success
   ) {
     return {
       links: {},
     };
+  } else if (
+    action.type === setNewSessionActionType &&
+    action.payload.sessionChange.cookieInvalidated
+  ) {
+    const { keyserverID } = action.payload;
+    const newLinks: { [communityID: string]: CommunityLinks } = {};
+    for (const linkID in state.links) {
+      if (extractKeyserverIDFromID(linkID) !== keyserverID) {
+        newLinks[linkID] = state.links[linkID];
+      }
+    }
+    return {
+      ...state,
+      links: newLinks,
+    };
   }
   return state;
 }
diff --git a/lib/reducers/thread-activity-reducer.js b/lib/reducers/thread-activity-reducer.js
--- a/lib/reducers/thread-activity-reducer.js
+++ b/lib/reducers/thread-activity-reducer.js
@@ -106,11 +106,25 @@
     return updatedState;
   } else if (
     action.type === logOutActionTypes.success ||
-    action.type === deleteAccountActionTypes.success ||
-    (action.type === setNewSessionActionType &&
-      action.payload.sessionChange.cookieInvalidated)
+    action.type === deleteAccountActionTypes.success
   ) {
     return {};
+  } else if (
+    action.type === setNewSessionActionType &&
+    action.payload.sessionChange.cookieInvalidated
+  ) {
+    const { keyserverID } = action.payload;
+    let updatedState = { ...state };
+
+    for (const threadID in state) {
+      if (extractKeyserverIDFromID(threadID) !== keyserverID) {
+        continue;
+      }
+      const { [threadID]: _, ...stateSansRemovedThread } = updatedState;
+      updatedState = stateSansRemovedThread;
+    }
+
+    return updatedState;
   }
   return state;
 }