diff --git a/src/lib/ae_events/ae_events__event_presenter.ts b/src/lib/ae_events/ae_events__event_presenter.ts
index 277a8d57..7b924f89 100644
--- a/src/lib/ae_events/ae_events__event_presenter.ts
+++ b/src/lib/ae_events/ae_events__event_presenter.ts
@@ -597,10 +597,13 @@ export async function email_sign_in__event_presenter({
         return null;
     }
     const subject = `Pres Mgmt Hub Sign In Link for Presenter: ${to_name ?? 'Presenter'}`;
+    // Routes to the session page (which has the sign-in handler mounted) not /presenter/[id]
+    // which has no sign-in handler. Includes presenter_id + presentation_id so the handler
+    // can grant presenter-level auth (not just session read access).
     const sign_in_url = encodeURI(
-        `${base_url}/events/${event_id}/presenter/${event_presenter_id}?person_id=${person_id}&person_pass=${person_passcode}`
+        `${base_url}/events/${event_id}/session/${event_session_id}?person_id=${person_id}&person_pass=${person_passcode}&presenter_id=${event_presenter_id}&presentation_id=${event_presentation_id}`
     );
-    const body_html = `<div>${to_name},<p>Your sign-in link for ${presentation_name ?? 'Presentation'} (Session: ${session_name ?? 'Session'}): <a href="${sign_in_url}">${sign_in_url}</a></p></div>`;
+    const body_html = `<div>${to_name},<p>Your sign-in link for ${presentation_name ?? 'Presentation'} (Session: ${session_name ?? 'Session'}): <a href="${sign_in_url}">${sign_in_url}</a></p><p>This link takes you to the session page — your presentation and file upload sections will be available after you sign in.</p></div>`;
     return await api.send_email({
         api_cfg,
         from_email: 'noreply+presmgmt@oneskyit.com',
diff --git a/src/lib/ae_events/ae_events__event_session.ts b/src/lib/ae_events/ae_events__event_session.ts
index beedc722..c68902c2 100644
--- a/src/lib/ae_events/ae_events__event_session.ts
+++ b/src/lib/ae_events/ae_events__event_session.ts
@@ -829,7 +829,7 @@ export async function email_sign_in__event_session({
 }) {
     const subject = `Pres Mgmt Hub Sign In Link for ${session_name}`;
     const sign_in_url = encodeURI(
-        `${base_url}/events/${event_id}/session/${event_session_id}?person_id=${person_id}&person_pass=${person_passcode}`
+        `${base_url}/events/${event_id}/session/${event_session_id}?person_id=${person_id}&person_pass=${person_passcode}&session_id=${event_session_id}`
     );
     const body_html = `<div>${to_name},<p>Your sign-in link for ${session_name}: <a href="${sign_in_url}">${sign_in_url}</a></p></div>`;
     return await api.send_email({
diff --git a/src/routes/events/[event_id]/(pres_mgmt)/presenter/[presenter_id]/+page.svelte b/src/routes/events/[event_id]/(pres_mgmt)/presenter/[presenter_id]/+page.svelte
index aa1a5f55..dbe3999a 100644
--- a/src/routes/events/[event_id]/(pres_mgmt)/presenter/[presenter_id]/+page.svelte
+++ b/src/routes/events/[event_id]/(pres_mgmt)/presenter/[presenter_id]/+page.svelte
@@ -116,6 +116,19 @@ let lq__auth__event_presenter_obj = $derived(
     })
 );
 
+// True if this person is authed as the presenter for this specific record.
+// Also matches by person_id so a presenter signed in via one presentation link is
+// automatically recognised on their other presentations at the same event.
+let presenter_is_authed = $derived(
+    $ae_loc.trusted_access ||
+    !!events_auth_loc.current.auth__kv.presenter[$lq__event_presenter_obj?.event_presenter_id ?? ''] ||
+    !!events_auth_loc.current.auth__kv.session[$lq__event_presenter_obj?.event_session_id ?? ''] ||
+    (
+        !!events_auth_loc.current.auth__person.id &&
+        events_auth_loc.current.auth__person.id === $lq__event_presenter_obj?.person_id
+    )
+);
+
 // if (browser && $lq__event_presenter_obj) {
 //     console.log('Pres Mgmt [page]: +presenter.svelte');
 //     $events_slct.event_presenter_obj = $lq__event_presenter_obj;
@@ -202,7 +215,7 @@ let lq__auth__event_presenter_obj = $derived(
             <span
                 class="flex flex-col items-end justify-center gap-0.25 font-normal">
                 <span class="text-sm text-gray-600 dark:text-gray-400">
-                    {#if !$ae_loc.trusted_access && !events_auth_loc.current.auth__kv.presenter[$lq__event_presenter_obj?.event_presenter_id] && !events_auth_loc.current.auth__kv.session[$lq__event_presenter_obj.event_session_id]}
+                    {#if !presenter_is_authed}
                         <!-- Only show the domain name of the email address. -->
                         <!-- ( -->
                         <!-- {$lq__event_presenter_obj.email.replace(/@.*$/, '@...')} -->
@@ -349,7 +362,7 @@ let lq__auth__event_presenter_obj = $derived(
             </h3>
 
             <!-- Yes... This is a duplicate of what is shown when they press "Presenter Files" button. It can be cleaned up later. -->
-            {#if $ae_loc.trusted_access || events_auth_loc.current.auth__kv.presenter[$lq__event_presenter_obj?.event_presenter_id]}
+            {#if presenter_is_authed}
                 <Comp_event_files_upload
                     class_li="border border-surface-200-800 rounded-xl p-4 bg-surface-50-900 hover:bg-surface-100-900 transition-colors duration-200"
                     link_to_type="event_presenter"
@@ -380,15 +393,8 @@ let lq__auth__event_presenter_obj = $derived(
                 <Element_manage_event_file_li_wrap
                     link_to_type={'event_presenter'}
                     link_to_id={$lq__event_presenter_obj?.event_presenter_id}
-                    allow_basic={events_auth_loc.current.auth__kv.presenter[
-                        $lq__event_presenter_obj?.event_presenter_id
-                    ] ||
-                        events_auth_loc.current.auth__kv.presenter[
-                            $lq__event_presenter_obj?.event_presenter_id
-                        ]}
-                    allow_moderator={events_auth_loc.current.auth__kv.presenter[
-                        $lq__event_presenter_obj?.event_presenter_id
-                    ]}
+                    allow_basic={presenter_is_authed}
+                    allow_moderator={presenter_is_authed}
                     container_class_li={''} />
             </div>
         {:else if pres_mgmt_loc.current.show_content__presenter_view == 'manage_files' && $ae_loc.authenticated_access}
@@ -405,7 +411,7 @@ let lq__auth__event_presenter_obj = $derived(
                     </span>
                 </h3>
 
-                {#if $ae_loc.public_access || events_auth_loc.current.auth__kv.presenter[$lq__event_presenter_obj?.event_presenter_id]}
+                {#if presenter_is_authed || $ae_loc.public_access}
                     <Comp_event_files_upload
                         class_li="border border-surface-200-800 rounded-xl p-4 bg-surface-50-900 hover:bg-surface-100-900 transition-colors duration-200"
                         link_to_type="event_presenter"
@@ -437,13 +443,8 @@ let lq__auth__event_presenter_obj = $derived(
                     <Element_manage_event_file_li_wrap
                         link_to_type={'event_presenter'}
                         link_to_id={$lq__event_presenter_obj?.event_presenter_id}
-                        allow_basic={$ae_loc.public_access ||
-                            events_auth_loc.current.auth__kv.presenter[
-                                $lq__event_presenter_obj?.event_presenter_id
-                            ]}
-                        allow_moderator={events_auth_loc.current.auth__kv.presenter[
-                            $lq__event_presenter_obj?.event_presenter_id
-                        ]}
+                        allow_basic={presenter_is_authed || $ae_loc.public_access}
+                        allow_moderator={presenter_is_authed}
                         container_class_li={''} />
                 </div>
             </div>
diff --git a/src/routes/events/[event_id]/(pres_mgmt)/session/[session_id]/session_view.svelte b/src/routes/events/[event_id]/(pres_mgmt)/session/[session_id]/session_view.svelte
index eedca98f..782210b2 100644
--- a/src/routes/events/[event_id]/(pres_mgmt)/session/[session_id]/session_view.svelte
+++ b/src/routes/events/[event_id]/(pres_mgmt)/session/[session_id]/session_view.svelte
@@ -145,10 +145,11 @@ let default_end_datetime = $derived(event_start_date ? `${event_start_date}T09:0
 
 // Derived helpers for the POC sign-in URL (used by both copy link and email).
 // WHY: poc_person_passcode gates access for the session POC without requiring a full account.
+// session_id is required as a query param so sign_in_out.svelte calls session_sign_in().
 let poc_sign_in_url = $derived(
     $lq__event_session_obj?.poc_person_id && $lq__event_session_obj?.poc_person_passcode
         ? encodeURI(
-              `${$ae_loc.url_origin}/events/${$lq__event_session_obj.event_id}/session/${$lq__event_session_obj.event_session_id}?person_id=${$lq__event_session_obj.poc_person_id}&person_pass=${$lq__event_session_obj.poc_person_passcode}`
+              `${$ae_loc.url_origin}/events/${$lq__event_session_obj.event_id}/session/${$lq__event_session_obj.event_session_id}?person_id=${$lq__event_session_obj.poc_person_id}&person_pass=${$lq__event_session_obj.poc_person_passcode}&session_id=${$lq__event_session_obj.event_session_id}`
           )
         : null
 );
@@ -158,8 +159,14 @@ let poc_sign_in_url = $derived(
 let person_options_loaded = $derived(Object.keys($slct.person_obj_kv ?? {}).length > 0);
 
 // Whether the current session POC is signed in (auth'd) on this device.
+// Also grants access by person_id so a POC signed in via one session link is automatically
+// auth'd on all other sessions where their person record is the assigned POC.
 let poc_is_authed = $derived(
-    events_auth_loc.current.auth__kv.session[$lq__event_session_obj?.event_session_id] === true
+    events_auth_loc.current.auth__kv.session[$lq__event_session_obj?.event_session_id] === true ||
+    (
+        !!events_auth_loc.current.auth__person.id &&
+        events_auth_loc.current.auth__person.id === $lq__event_session_obj?.poc_person_id
+    )
 );
 
 // QR Code Generation Logic