Originally Posted by
B. Diddy Unfortunately, I don't have multiple saved voicemails on my Pixel 3 XL to test, but try opening the Phone app and tapping the Voicemail tab. Then long-press one of the voicemails. Does it get checked, and then give you the option to check more?
BIG thank you! Yes, this is what one does. Long-pressing (like half a second or so) and holding selects a message, one selects all the messages they want to delete, then tap the trash can icon in the upper right of the screen to delete them all.
(*Caveat: it works for my 3a in Verizon - different carriers may have different functionality)