You can keep your patterns organized in libraries that you can load into the pattern palettes or remove and have them out of the way.
Load a library of patternsChoose one of the following from a Pattern pop‑up palette menu:
Save a set of preset patterns as a library
Return to the default library of patterns
Choose Reset Patterns from a Pattern
pop‑up palette menu. You can either replace the current list or
append the default library to the current list.
If you receive a Pattern Stamp tool preset
that uses an undefined pattern, or if you erase the preset you’re
using by resetting or replacing the pattern library, choose New
Pattern from the Pattern pop‑up palette menu to redefine the pattern.
Rename a preset pattern
Delete a preset pattern