Open the intended address
Use Open the app to reach siroby.com/app/. Check the address before entering account information; never send passwords or verification codes through a form or Zalo.
Use the registered details
Follow the app's displayed sign-in instructions. If a plan is linked to a phone number, check that you are using the purchase number rather than creating another account.
When you need help
Describe the error and the step that failed through official support. Do not share OTP codes, passwords or sensitive information unnecessary for resolving the issue.
Check after trying
Repeat the original action after each change. If the issue remains, note the device, browser, step and message you see before preparing a support request. Do not include passwords or verification codes.
Try the support request flow