As mentioned, you will be prompted for the that were previously on the phone. Enter them correctly. If you can’t remember them, use Google’s account recovery options. There are no legitimate workarounds for FRP on VIVO Y28 5G (third-party bypass services are often scams or malware).
A progress bar will appear. Once done, you will return to the main recovery menu. "Data wipe complete" should appear.
A reset can take anywhere from 10 to 30 minutes. If your battery dies halfway through the process, you risk corrupting the system software, potentially "bricking" the phone.