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 9e5ae627..9cb69a6d 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
@@ -290,15 +290,14 @@ let presenter_can_upload = $derived(presenter_is_authed && presenter_agree_ok);
                     class="flex flex-row flex-wrap items-center justify-center gap-0.25">
                     {#if ($lq__event_presenter_obj.person_id || $lq__event_presenter_obj.email) && $ae_loc.trusted_access}
                         <!-- A button to copy the access link to the clipboard. -->
-                        <!-- person_id falls back to presenter.email for presenters without a Person record. -->
-                        <!-- Example: /events/CHs3F44Xq76/session/Wh8UnJlbIA0?person_id=fV1dl_IJ0yY&person_pass=abc123 -->
-
+                        <!-- person_id falls back to event_presenter_id (not email) — the sign-in
+                             handler derives the email from Dexie via the presenter_id param. -->
                         <!-- {#snippet btn_text()}
                     <span class="fas fa-copy m-1"></span>
                     Copy Access Link
                 {/snippet} -->
                         <MyClipboard
-                            value={`${$ae_loc.url_origin}/events/${$lq__event_presenter_obj.event_id}/session/${$lq__event_presenter_obj.event_session_id}?person_id=${encodeURIComponent($lq__event_presenter_obj.person_id ?? $lq__event_presenter_obj.email ?? '')}&person_pass=${encodeURIComponent($lq__event_presenter_obj.person_passcode ?? $lq__event_presenter_obj.passcode ?? '')}&presentation_id=${encodeURIComponent($lq__event_presenter_obj?.event_presentation_id ?? '')}&presenter_id=${encodeURIComponent($lq__event_presenter_obj?.event_presenter_id ?? '')}`}
+                            value={`${$ae_loc.url_origin}/events/${$lq__event_presenter_obj.event_id}/session/${$lq__event_presenter_obj.event_session_id}?person_id=${encodeURIComponent($lq__event_presenter_obj.person_id ?? $lq__event_presenter_obj.event_presenter_id ?? '')}&person_pass=${encodeURIComponent($lq__event_presenter_obj.person_passcode ?? $lq__event_presenter_obj.passcode ?? '')}&presentation_id=${encodeURIComponent($lq__event_presenter_obj?.event_presentation_id ?? '')}&presenter_id=${encodeURIComponent($lq__event_presenter_obj?.event_presenter_id ?? '')}`}
                             btn_text="Copy Access Link"
                             btn_title="Copy the presenter access link to the clipboard."
                             btn_class="btn btn-sm preset-tonal-secondary hover:preset-filled-secondary-500 border border-secondary-500 hover:preset-filled-secondary-500"
@@ -319,7 +318,7 @@ let presenter_can_upload = $derived(presenter_is_authed && presenter_agree_ok);
                                 // presenter.email (from the spreadsheet import) for the ~75% of
                                 // LCI presenters who have no Person record in iMIS.
                                 const use_email = $lq__event_presenter_obj.person_primary_email ?? $lq__event_presenter_obj.email;
-                                const use_person_id = $lq__event_presenter_obj.person_id ?? $lq__event_presenter_obj.email;
+                                const use_person_id = $lq__event_presenter_obj.person_id ?? $lq__event_presenter_obj.event_presenter_id;
                                 const use_passcode = $lq__event_presenter_obj.person_passcode ?? $lq__event_presenter_obj.passcode;
 
                                 if (!use_email) {
diff --git a/src/routes/events/[event_id]/(pres_mgmt)/presenter/ae_comp__event_presenter_obj_li.svelte b/src/routes/events/[event_id]/(pres_mgmt)/presenter/ae_comp__event_presenter_obj_li.svelte
index 4bb1ea23..3e659b33 100644
--- a/src/routes/events/[event_id]/(pres_mgmt)/presenter/ae_comp__event_presenter_obj_li.svelte
+++ b/src/routes/events/[event_id]/(pres_mgmt)/presenter/ae_comp__event_presenter_obj_li.svelte
@@ -193,7 +193,7 @@ let ae_tmp: key_val = $state({});
                             // Prefer Person-record email; fall back to presenter.email for
                             // presenters without a Person record (common for LCI/iMIS gaps).
                             const use_email = event_presenter_obj.person_primary_email ?? event_presenter_obj.email;
-                            const use_person_id = event_presenter_obj.person_id ?? event_presenter_obj.email;
+                            const use_person_id = event_presenter_obj.person_id ?? event_presenter_obj.event_presenter_id;
                             const use_passcode = event_presenter_obj.person_passcode ?? event_presenter_obj.passcode;
 
                             if (!use_email) {