The best settings would be
for maildoso SMTP -
Warmup ->
80 emails per day per mailbox
Reply rate - 40%
increment per day - disabled
Campaign (on new mailboxes after slow ramp-up, after 14 days warmup) ->
Max limit, including follow-up, 15 mails per mailbox per day
for Google workspace mailboxes -
Warmup ->
25 emails per day per mailbox
Reply rate - 30%
increment per day - 2 to 3
Campaign (on new mailboxes after slow ramp-up, after 14 days warmup) ->
Max limit, including follow-up, 10-15 mails per mailbox per day