Perform this procedure to remove a software release from the switch.
Note
There is a limit of six software releases that can be stored on the switch. If you have six releases already stored on the switch, then you will be prompted to remove one release before you can proceed with adding and activating a new software release.
enable
software remove WORD<1-99>
The following steps are just an example. The same steps apply to other switches.
Switch:1>enable
Switch:1#software remove VSP4K.4.1.0.0