Maybe I'm not clear on what you mean, but it is possible to delete an entire "conversation" of messages in one operation now. See my post above; That's correct. I've just picked up more than 3 GB using that method.
ryck
"What Were Once Vices Are Now Habits" The Doobie Brothers
iMac (Retina 5K, 27", 2020), 3.8 GHz 8 Core Intel Core i7, 8GB RAM, 2667 MHz DDR4
OS Sonoma 14.4.1
Canon Pixma TR 8520 Printer
Epson Perfection V500 Photo Scanner c/w VueScan software
TM on 1TB LaCie USB-C
| 
