Signing in to your Ostro account
Use the official login page and complete any required security checks.
Resetting a forgotten password
Recover your password through the official login flow.
Setting up and using an authenticator
Add a second verification step to protect your account.
I lost access to my authenticator
Request an identity-checked recovery through Ostro support.
Updating your account or business details
How to request a correction without bypassing verification.
Keeping your account and payments safe
Practical checks for passwords, payment instructions and suspicious messages.
I haven’t received my confirmation email
Check the address, inbox and delivery status before requesting another account confirmation.
My confirmation or password-reset link has expired
Recover from an expired, already-used or invalid account email link.
Why am I seeing 429 or “Too many requests”?
What a temporary request limit means and how to avoid extending it.
My authenticator code isn’t working
Check the correct entry, device time and current code before attempting account recovery.