If you search the forum for “Requested download size is more than max allowed”, you’ll get several results. Among them is this one: [4.5.0.16] cannot send SMS when VoLTE enabled - #32 by Louis
Only thing I did differently was to run sudo ./flash.sh --extra-opts “-S 512K” to get around this error: "
FAILED (remote: Requested download size is more than max allowed)"
and here Android 13 and SailfishOS on Xperia 10 III - #119 by Fellfrosch with
Edit: Got it to work, flashed the SW binaries now with the option
-S 256M