usvisascheduling has no fixed release time: consulates release batches at random in working hours, and cancelled slots appear any time. Here's what that means.
You're not booked, but your account is fine – the system was too busy to process it. Retry right away. How it differs from "no longer available" and PSE0504.
An OFC booking is only held briefly (most say ~45 min); without a consular slot in that window it's released. Here's how pairing works and what to do.
Error 1015 on usvisascheduling means you clicked too fast and got rate limited. It usually clears in minutes to about an hour. Here's why and what to do.
PSE0504 only means this submission didn't go through – not a ban. Check first whether you're already booked, then follow these steps and avoid Error 1015.
An interview waiver in China still needs an appointment: you book a CITIC Bank drop-off date on usvisascheduling. Who still qualifies, and how to book it.
It's not a ban: you've used up today's calendar page views on usvisascheduling. Access returns in about 24 hours. Here's what counts as a view and what doesn't.
SGA10 means your application can't book this step yet: the fee is unpaid, the application is incomplete, or your OFC hold expired. Here's how to fix each case.
PSE0501 and PSE0502 mean the dates or times failed to load this time – not that there are no slots or that you're blocked. Here's why, and how to fix it.
"Prohibited use of automation" is a temporary block – manual users get it too, often from logging in from two places. How long it lasts and what to do.
"Access limitation… Prohibited conduct" on usvisascheduling? Your calendar access is paused, usually for about 24 hours. Here's what to do and how to avoid it.
The "traveling from another country" question decides which appointment pool you see in Canada. What Yes and No mean – and what a wrong answer costs.
TCN applicants were still getting H-1B visas in Canada in 2026. How the TCN pool works, where dates actually appear, and the risks to plan for.
Studying in the US and need a new F-1 visa? Canada still takes TCN applicants in 2026. Where dates appear, how fast it goes, and what can go wrong.
H-1B or F-1 holder thinking of Mexico for your visa? TCN dates are far out, and the Mexican residence card shortcut has ended in six-month delays for some.
Have several applicants under one AIS account but need to book them on different dates? AIS lets you split a group through the Reschedule screen — and the split itself doesn't use up your limited reschedules. Here's the step-by-step.
Clicked "Forgot Password" on AIS but no reset email arrives? Some causes are harmless — a spam folder or the wrong email. But if nothing arrives at all, your login email may have been changed by a scammer. Here's how to tell and what to do.
Can't see any dates on AIS, or the Schedule Appointment page won't open? AIS has three escalating bans — soft, hard, and permanent. Here's how to tell which one you've hit, how long each lasts, and how to avoid them.
Want an earlier US visa interview? Almost every earlier slot comes from someone else's cancellation. Here's when slots are released — the 5-hour cancellation cycle and weekday batch windows — and how to grab one without wasting your limited reschedules.
Logged into AIS and the Reschedule Appointment / Cancel Appointment buttons are gone? The usual cause is an expired MRV visa fee. Here's how to confirm it — and how paying a new fee brings your booking options back.
AIS warns you only get a few cancellations and reschedules combined — and once you reach the limit, your appointment is locked for good, even support can't change it. Here's how the combined limit works and how to protect your remaining attempts.
Can't log in to the AIS US visa system because of "Invalid email or password"? Before you retry and risk a lockout, check these 5 common causes — including one that means your account was hijacked.
Seeing "Your account is locked until [date]" on ais.usvisa-info.com? Your US visa account is temporarily locked for one hour – it's a security lock, not a ban. Here's why it happens and exactly what to do.
Stuck at the payment page with "No Appointments Available" when applying for a US visa in Canada? Learn how to fix the TCN option mistake and use the PR/TR pool switch trick to complete your $185 payment.
Not an outage: Canada & Mexico block rescheduling during daytime hours (Toronto 4 AM–7 PM ET) and show "System is busy". Lock hours per consulate + 3 fixes.
