This idea has been merged into another idea. To comment or vote on this idea, please visit DMA-I-105 Fix position of icons on workspace .
In Nomad Home page, there are some icons and they are recent applications. (https://help.hcltechsw.com/nomad/1.0/hcln_viewing_recent_applications.html)
There is a limitation that they can be shown up to 12 icons, but user can't remove them manually.
This is request to manage/remove them manually.