If you start using the Application Catalog from Configuration Manager 2012 R2 SP1 you have to configure some settings before the users can access it.
Probably you recieve a login propt when accessing the application catalog from your client.
After installing the role and checking the logs for a successfull installtion (SMSAWEBSVCSetup.log & SMSPORTALWEBSetup.log) you have to change the client settings:
- Change the “Computer Agent” settings:
- Select your Application Catalog website:
- Add your Application Catalog website to your clients by using Group Policy: