@Nguyen39 Yes Crowd is a public forum and cannot help you directly.
Note: Yes Crowd cannot access or view customer accounts/orders.
Check here for reported outages https://www.optus.com.au/about/network/service-status
Please message Optus Support 24/7 from the My Optus app. If you do not have access to the My Optus app you can use social media to contact Optus Support, please send a PM to Optus on Facebook or a DM on Twitter and include in the message you do not have access to the My Optus app.
Call 133 937
Mon - Fri: 8am - 8pm
Sat: 9am - 5pm
If the issue still continues then you are best to speak with our Technical Support team either via the → messaging service or by calling them on 131344 - Mon - Fri: 8am - 8pm Sat: 9am - 5pm AEST to assist you further as we don`t have access to customers account on this public forum.