Photoshop not downloading

Try below steps and check :

Step 1)

Click on the Finder and look for the options listed next to Apple Icon located at the top left corner of the Desktop screen and click on "Go" menu button and select "Utilities" option.

(Applications>Utiliites)

Locate Adobe Creative Cloud and Adobe Application Manager folder under Utilities window and trash both folders.

Step 2)

Trash Adobe Creative Cloud folder from Applications as well.

Step 3)

1) Right click on Finder icon and  select "Go-ToFolder " option.

2) You will get a text box, type-in below command and then hit 'Return' key.( Do not miss ~ symbol)

~/library

3)Then navigate to Application Support>Adobe.

Open Adobe folder and trash folders named AAMUpdater and OOBE.

Step 4)

1) Right click on Finder icon and  select "Go-To" Folder option.

2) You will get a text box, type-in below command and then hit 'Return' key.

/library

3)Then navigate to Application Support>Adobe.

Open Adobe folder and trash folders named AAMUpdater ,Adobe Application Manager and OOBE.

Step 5)

Click on the below link and download & run Adobe Cleaner tool :

Select the option "Adobe Application Manager for Mac OS X 10.6" and then click on "Clean up Selected" .

http://download.macromedia.com/SupportTools/Cleaner/mac/AdobeCreativeCloudCleanerTool.dmg

Step 6 )

1)Please click on Apple menu icon and select System Preferences, and then click Network.

2)Choose the network that is currently connected to internet that can be Ethernet or Airport(Wireless).

3)Then click on Advanced button and click Proxies Tab.

4)Under 'Select a Proxy server to Configure' Uncheck all the proxy check boxes, then uncheck 'Use Passive FTP Mode (PASV)'.

5)Then click on Apply Now button.

Step 7)

Click on the below link and download Creative Cloud setup file and use the same to install the Creative Cloud Desktop application.

https://ccmdls.adobe.com/AdobeProducts/KCCC/1/osx10/CreativeCloudInstaller.dmg