on any computer that has that installed, open the program>click help>deactivate. if that's not possible and you see an activation count error when trying to install on your new computer, contact adobe support during pst business hours by clicking here and, when available, click 'still need help', https://helpx.adobe.com/contact.html and request an activation count reset.
install on your new computer using your serial number and the installation files.
Downloadable installation files available:
- Suites and Programs: CC 2015 | CC 2014 | CC | CS6 | CS5.5 | CS5 | CS4, CS4 Web Standard | CS3
- Acrobat: DC, XI, X | X Suite | 9,8 | 9 standard | 8 standard
- Captivate: 9 | 8 | 7 | 6 | 5.5, 5 | 1
- Cold Fusion: 11, 10 | 9.0.2, 9.0.1, 9.0.0, 8.0.1, 8.0.0, 7.0, 6.1, 6.0, 5.0, 4.0
- Contribute: CS5 | CS4, CS3 | 3,2
- FrameMaker: 12, 11, 10, 9, 8, 7.2
- Lightroom: 6.4| 6| 5.7.1| 5 | 4 | 3
- Photoshop Elements: 14,13,12,11,10 | 9,8,7 win | 8 mac | 7 mac
- Premiere Elements: 14,13,12,11,10| 9, 8, 7 win | 8 mac | 7 mac
Download and installation help for Adobe links
Download and installation help for Prodesigntools links are listed on most linked pages. They are critical; especially steps 1, 2 and 3. If you click a link that does not have those steps listed, open a second window using the Lightroom 3 link to see those 'Important Instructions'.