Make sure you follow the correct cloning procedure:
Cloning Laptop Hard Disk
Acronis True Image 2017, 2016: Cloning Disks
Acronis True Image 2015: Cloning Disks
Product may hang under specific circumstances.
There are 2 types of hanging:
In some cases, system can become unbootable after cloning operation. How to troubleshoot such issues and what information needs to be collected, described in this article.
Follow step-by-step instructions below to troubleshoot the issue.