Add » adds a new empty filter entry
Clear » clear all filter entries
Save » save the filter
Load » opens:

Filters can have multiple filter entries

Enable/disable the filter entry

How the filter entry is compared with other filter entries
And » Must match entry
Or + Group » Must match at least one entry in the group

The column you want to filter entry to evaluate
Or All matching all columns

Global
Contains
Does not contain
Equals
Does not equals
Regular Expression
Greater than
Less than
Contain column
Does not contain column
Equals column
Does not equals column

Numbers
Greater than
Less than
Greater than column
Less than column

Dates
Equals date
Does not equals date
Before
After
Last X days
Last X hours
Before column
After column

The text to match

» Clone the filter (make a copy of it).
» Remove the filter entry