1. Install app
2. Install update
3. Add to hosts:
127.0.0.1 lmlicenses.wip4.adobe.com
127.0.0.1 lm.licenses.adobe.com
127.0.0.1 na1r.services.adobe.com
127.0.0.1 hlrcv.stage.adobe.com
127.0.0.1 practivate.adobe.com
127.0.0.1 activate.adobe.com
127.0.0.1 genuine.adobe.com
127.0.0.1 prod.adobegenuine.com
Or block app in firewall.
4. Use patch, selecting Adobe Acrobat Pro DC 2015 (32-bit) 5. Apply fix.reg
6. Done