# How to use Akkadu QR Code
- Scan
Akkadu QR code
using your mobile phone.
- Example of Akkadu QR code: (⚠️Please contact the organizers to get your event's QR code)
![qrcode_sample](/images/audience/qrcode_sample.png)
- Use
Chrome
,Firefox
orSafari
browser to access the Akkadu page.
![browsers_logos](/images/audience/browsers_logos.png)
- Click
START
![click_start](/images/audience/click_start.png)
- Click
Select Language
and select your preferred language
![click_select_language](/images/audience/click_select_language.png)
![select_language](/images/audience/select_language.png)
🎧 Start listening or reading the AI Subtitles
![listen_language](/images/audience/listen_language.png)
⚠️ Note for users at a corporate with a network firewall:
If you cannot see the START
or Select Language
button, most probably your company's network firewall is blocking the stream.
In such case, we recommend any of below solutions:
- Change to another wifi network or use 4G/5G or,
- Ask the IT department to configure the firewall by whitelisting and opening below domains and ports:
Domains
.agora.io
.edge.agora.io
.sd-rtn.com
.edge.sd-rtn.com
web-1.ap.sd-rtn.com
web-2.ap.sd-rtn.com
ap-web-1.agora.io
ap-web-2.agora.io
webcollector-rtm.agora.io
logservice-rtm.agora.io
rtm.statscollector.sd-rtn.com
rtm.logservice.sd-rtn.com
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Ports
Destination ports | Port type | Operation |
---|---|---|
80; 443; 3433; 4700 - 5000; 5668; 5669; 6080; 6443; 8667; 9591; 9593; 9601; 9667; 30011 - 30013 | TCP | Allow |
3478; 4700 - 5000; 10000 - 65535 | UDP | Allow |