To add a new software deployment from the list.
Go to the left sidebar and select Patch Management >Software Deployment > Click on the plus icon > Add Software Deployment > Click on Create.

To edit a software deployment from the list.
Go to the left sidebar and select Patch Management >Software Deployment > Click on the action control of the particular Device > Click on the pencil icon > Edit Software Deployment > Update.

To remove a software deployment from the list.
Go to the left sidebar and select Patch Management >Software Deployment > Click on the action control of the particular Software > Click on the trash icon > Click Yes to proceed.

Go to software deployment listing page and click Software-> Filter button you can select any filter from following list
Filter By Date:
Select a specific Create and Update Date
Filter By OS:
Filter softwate based on their specific os.
Filter By Versions:
Show software available at a particular versions.

according to need also the no of filter is shown on filter icon and using clear button clear all filter applied.