diff --git a/template-2022-pre-event.html b/template-2022-pre-event.html
index dba7ba3..ef34ddb 100644
--- a/template-2022-pre-event.html
+++ b/template-2022-pre-event.html
@@ -362,7 +362,7 @@ <h3 style="font-size: 24px;font-weight:400;color:#6266CE;margin-top:0px;margin-b
               <a target="_blank" href="https://discord.gg/dr5JmVFNtj">https://discord.gg/dr5JmVFNtj</a>
             </p>
             <p style="font-size: 16px;line-height:22.4px;font-weight:400;color:#323166;margin:0;">
-              To gain access to the discussion channels, register according to the <a target="_blank" href="https://tw.pycon.org/2022/en-us/ext/discord">PyConTW Discord Guideline</a> page:
+              To gain access to the discussion channels, register according to the <a target="_blank" href="https://tw.pycon.org/2022/en-us/ext/discord?token={{ person.qrcode }}">PyConTW Discord Guideline</a> page:
             </p>
             <p style="font-size: 16px;line-height:22.4px;font-weight:400;color:#323166;margin:0px 0px 12px 0px;">
               For safety reasons, you can not send messages to the <strong><img style="width: 18px;" src="images/icons/warning.png" alt="warning icon"> ｜registration-desk</strong>  channel. Please use the bot for registration. If
@@ -441,9 +441,9 @@ <h4 style="font-weight:700;font-size:16px;color:#323166;line-height:19.2px;margi
                       <td colspan="2">
                         <img style="width: 300px;margin-top: 16px;" src="images/open-space.png" alt="open space image">
                         <p style="font-size: 16px;line-height:22.4px;font-weight:400;color:#323166;">
-                          Open Space is located at the bottom center corner of <a href="https://app.gather.town/app/NiHQgKoi7Bj0slmj/PyCon%20APAC%202022%20-%20Space%20B"
+                          Open Space is located at the center of <a href="https://app.gather.town/app/NiHQgKoi7Bj0slmj/PyCon%20APAC%202022%20-%20Space%20B"
                             target="_blank">Space B</a>, and runs its main session at 15:45 ~ 16:35 on 4 September (Day 2), but you can also register anytime during the
-                            conference days as a minor session..
+                            conference days as a minor session.
                         </p>
                         <p style="font-size: 16px;line-height:22.4px;font-weight:400;color:#323166;">
                           Unlike the conventional program, Open Space allows participants to design and layout their plans. It allows any attendee
@@ -482,7 +482,7 @@ <h4 style="font-weight:700;font-size:16px;color:#323166;line-height:19.2px;margi
                       <td colspan="2">
                         <img style="width: 300px;" src="images/lightening-talks.png" alt="lightening talks image">
                         <p style="font-size: 16px;line-height:22.4px;font-weight:400;color:#323166;">
-                          Lightning Talks are located at the bottom left corner of <a href="https://app.gather.town/app/nGOG11wkRybqeJff/PyCon%20APAC%202022%20-%20Space%20A" target="_blank">Space A</a>, the event times start from 17:25 on Day 1, and 17:55 on Day 2.
+                          Lightning Talks are located on the main stage of <a href="https://app.gather.town/app/nGOG11wkRybqeJff/PyCon%20APAC%202022%20-%20Space%20A" target="_blank">Space A</a>, the event times start from 17:25 on Day 1, and 17:55 on Day 2.
                         </p>
                         <p style="font-size: 16px;line-height:22.4px;font-weight:400;color:#323166;">
                           The talks will also be featured on YouTube in the R0 broadcast.