Yes! There is a a setting in Dovecot that keeps passwords cached
Have a look here. I can adjust dovecot install to fit your needs:
On 3/27/2019 11:08 PM, Tahnan Al Anas wrote:
I am trying to modify user password via qmailadmin, after changing
password, I can not log in webmail without restarting dovecot. May be
dovecot is holding session of previous password. What should I check ?
Muhammad Tahnan Al Anas
White Horse Technical Consulting (WHTC)