To narrow down the problem, we need more information.
software popping for app installation keeps in software center.
1, Please help upload a screenshot about this pop-up.
2, Are these problematic clients the same models as other clients? Could you please let us know what application you are deploying and please upload a full APPenforce.log for us to discuss together.
3, Can we find this apps in software center windows? What statues about it? Install or Uninstall?
Thanks for your time.