Just build your own query, excluding issues which have a certain status. Click the advanced button on the right to use JQL.
 and (status not in (Closed, Done, Obsolete))`
or
`assignee = currentUser() and resolved is EMPTY`
* * *
Learn to use JQL:
> JQL stands for JIRA Query Language (not to be confused with Java Query Language). It’s the most flexible way to search for issues in JIRA and is for everyone
>
> <