The components loaded in the schematic are listed in the Project Library. Inorder to change the symbol or package, you can use this method.
1. Select EDWinXP Library → Library Explorer .
A pop window will appear.
2. Right click on the Part whose package has to be edited,then Edit Part → Edit → Edit Package "IN4682"
3. After making necessary changes,then select File → Update Package to Part → Goto Part tab → File → Update Part to Project Library.
If you want, you may save the changed Package and Part in your library using File → Save Part/ Package.