You should also have the administrative privileges along with the permission to download & install.
Please go through the following links to ensure the download.
The following host/port combinations may need to be whitelisted when logging in with an Adobe ID to download, install.
- ccmdls.adobe.com:443
- ims-na1.adobelogin.com:443
- prod-rel-ffc.oobesaas.adobe.com:443
- prod-rel-ffc-ccm.oobesaas.adobe.com:443
- lm.licenses.adobe.com:443
- ccmdl.adobe.com:80
- swupmf.adobe.com:80
- swupdl.adobe.com:80
- prod-rel-ffc.oobesaas.adobe.com:443
- prod-rel-ffc-ccm.oobesaas.adobe.com:443
- na1r.services.adobe.com:443
You can also download & install by CC packager.
Troubleshoot download and install issues
Creative Cloud Help | About Creative Cloud Packager
Creative Cloud Help | Creative Cloud Packager FAQ
You can also choose the chat option placed at the bottom of each resource link.
Regards
Rajshree