There are changes that only managers and administrators have the capacity to do due to the nature of the process, this would be one of them. If you don't have the correct permission, please reach out to the responsible person of your company and sector.

In order to change the password of an user, you need to go ahead and access the Infraspeak Web https://new.infraspeak.com/ go to Settings > Users > Click on the pencil to enable the edition > New password > And save.