diff --git a/src/libs/Authentication.ts b/src/libs/Authentication.ts
index dd1003591701..1ab7083b2d8e 100644
--- a/src/libs/Authentication.ts
+++ b/src/libs/Authentication.ts
@@ -1,6 +1,7 @@
 import CONFIG from '@src/CONFIG';
 import CONST from '@src/CONST';
 import type Response from '@src/types/onyx/Response';
+import * as Delegate from './actions/Delegate';
 import updateSessionAuthTokens from './actions/Session/updateSessionAuthTokens';
 import redirectToSignIn from './actions/SignInRedirect';
 import * as ErrorUtils from './ErrorUtils';
@@ -84,6 +85,14 @@ function reauthenticate(command = ''): Promise<void> {
             return;
         }
 
+        // If we reauthenticated due to an expired delegate token, restore the delegate's original account.
+        // This is because the credentials used to reauthenticate were for the delegate's original account, and not for the account they were connected as.
+        if (Delegate.isConnectedAsDelegate()) {
+            Log.info('Reauthenticated while connected as a delegate. Restoring original account.');
+            Delegate.restoreDelegateSession(response);
+            return;
+        }
+
         // Update authToken in Onyx and in our local variables so that API requests will use the new authToken
         updateSessionAuthTokens(response.authToken, response.encryptedAuthToken);
 
diff --git a/src/libs/actions/Delegate.ts b/src/libs/actions/Delegate.ts
index 573a8ca2ca63..2d6469dfb8a5 100644
--- a/src/libs/actions/Delegate.ts
+++ b/src/libs/actions/Delegate.ts
@@ -10,8 +10,10 @@ import * as SequentialQueue from '@libs/Network/SequentialQueue';
 import CONST from '@src/CONST';
 import ONYXKEYS from '@src/ONYXKEYS';
 import type {Delegate, DelegatedAccess, DelegateRole} from '@src/types/onyx/Account';
+import type Response from '@src/types/onyx/Response';
 import {confirmReadyToOpenApp, openApp} from './App';
 import updateSessionAuthTokens from './Session/updateSessionAuthTokens';
+import updateSessionUser from './Session/updateSessionUser';
 
 let delegatedAccess: DelegatedAccess;
 Onyx.connect({
@@ -21,7 +23,18 @@ Onyx.connect({
     },
 });
 
-const KEYS_TO_PRESERVE_DELEGATE_ACCESS = [ONYXKEYS.NVP_TRY_FOCUS_MODE, ONYXKEYS.PREFERRED_THEME, ONYXKEYS.NVP_PREFERRED_LOCALE, ONYXKEYS.SESSION, ONYXKEYS.IS_LOADING_APP];
+const KEYS_TO_PRESERVE_DELEGATE_ACCESS = [
+    ONYXKEYS.NVP_TRY_FOCUS_MODE,
+    ONYXKEYS.PREFERRED_THEME,
+    ONYXKEYS.NVP_PREFERRED_LOCALE,
+    ONYXKEYS.SESSION,
+    ONYXKEYS.IS_LOADING_APP,
+    ONYXKEYS.CREDENTIALS,
+
+    // We need to preserve the sidebar loaded state since we never unrender the sidebar when connecting as a delegate
+    // This allows the report screen to load correctly when the delegate token expires and the delegate is returned to their original account.
+    ONYXKEYS.IS_SIDEBAR_LOADED,
+];
 
 function connect(email: string) {
     if (!delegatedAccess?.delegators) {
@@ -313,6 +326,10 @@ function clearAddDelegateErrors(email: string, fieldName: string) {
     });
 }
 
+function isConnectedAsDelegate() {
+    return !!delegatedAccess?.delegate;
+}
+
 function removePendingDelegate(email: string) {
     if (!delegatedAccess?.delegates) {
         return;
@@ -325,4 +342,17 @@ function removePendingDelegate(email: string) {
     });
 }
 
-export {connect, disconnect, clearDelegatorErrors, addDelegate, requestValidationCode, clearAddDelegateErrors, removePendingDelegate};
+function restoreDelegateSession(authenticateResponse: Response) {
+    Onyx.clear(KEYS_TO_PRESERVE_DELEGATE_ACCESS).then(() => {
+        updateSessionAuthTokens(authenticateResponse?.authToken, authenticateResponse?.encryptedAuthToken);
+        updateSessionUser(authenticateResponse?.accountID, authenticateResponse?.email);
+
+        NetworkStore.setAuthToken(authenticateResponse.authToken ?? null);
+        NetworkStore.setIsAuthenticating(false);
+
+        confirmReadyToOpenApp();
+        openApp();
+    });
+}
+
+export {connect, disconnect, clearDelegatorErrors, addDelegate, requestValidationCode, clearAddDelegateErrors, removePendingDelegate, restoreDelegateSession, isConnectedAsDelegate};
diff --git a/src/libs/actions/Session/updateSessionUser.ts b/src/libs/actions/Session/updateSessionUser.ts
new file mode 100644
index 000000000000..75e888469bec
--- /dev/null
+++ b/src/libs/actions/Session/updateSessionUser.ts
@@ -0,0 +1,6 @@
+import Onyx from 'react-native-onyx';
+import ONYXKEYS from '@src/ONYXKEYS';
+
+export default function updateSessionUser(accountID?: number, email?: string) {
+    Onyx.merge(ONYXKEYS.SESSION, {accountID, email});
+}
diff --git a/src/types/onyx/Response.ts b/src/types/onyx/Response.ts
index ef558896c55e..3c12611ee841 100644
--- a/src/types/onyx/Response.ts
+++ b/src/types/onyx/Response.ts
@@ -68,6 +68,12 @@ type Response = {
     /** Base64 key to decrypt messages from Pusher encrypted channels */
     // eslint-disable-next-line @typescript-eslint/naming-convention
     shared_secret?: string;
+
+    /** The accountID of the user */
+    accountID?: number;
+
+    /** The email of the user */
+    email?: string;
 };
 
 export default Response;