Is there a feature or DB table saving users’ login record?
I want to find out users’ last login system date/time.
Sorry, that doesn’t exist. It’s been requested before.
Using code, there are logic hook you can use to track that:
I appreciate it’s been some time since this question was asked, but for completeness in case it’s of interest to those searching for the same topic on Google there are a couple of add-ons available in the SuiteCRM store that track logins for reporting/audit purposes, such as Turnpike from Tuitio (disclosure: Turnpike is one of our modules).