Adobe Community Help
When you open Adobe Application Manager to download Lightroom 5, it's not listed, or only Lightroom is available.
In AAM, click the arrow next to your name. (See the illustration below; the arrow is in the red box.)
Choose Sign Out.
Reopen AAM, and sign back in with your Adobe ID.
Check to see if Lightroom 5 is listed.
Download the most recent AAM update:
Reopen AAM and locate Lightroom 5.
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