You have to register online. You will get a confirmation code that they'll ask you for. There was a specific line for driving test appointments when i went last week.
They do some walkups here too but you must fill out the online application first. I'm not sure the status of walkups now that things are being locked down a bit more since July 4th.
Yes, with appointments. You have to get the 8 digit code from their website first.
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