H1b dopbox with last visa > 48 months

I had applied in January 2022 for visa stamping for h1b renewal and qualified for the dropbox. My last visa expired > 48 months ago, I am unsure how I qualified for dropbox even with an expired h1b for > 48 months. anyone with the same experience and stamping recently, I have my appointment in May

Thank you

You may have missed the new update last year that says you may qualify for dropbox if you have hold any US visa in past.