To configure the time interval for which Shareaza kept tracks of your activities or simply clear the History:
- Open Shareaza
- Click on Tools > Shareaza settings > General > Library
- In the Recent files section you can use the fields next to "Remember and "For up to" to define the time lapse over which the History will be kept.
- Click on "Clear History Now" to remove all traces of your activities on Shareaza.
- Click on OK to validate