While it's pretty unclear, you have to guess that "continue anyway" is the way to go. But there is not clickable indicators, everything is done to avoid that.
https://storage.gra.cloud.ovh.net/v1/AUTH_91eb37814936490c95da7b85993cc2ff/tootfedilabapp/media_attachments/files/110/550/454/998/858/974/original/2d3a526f42a1de59.png