When performing a recovery of an Windows XP or 2003 Server system with a change from IDE to AHCI makes the system unbootable after succesfull recovery. To fix this issue, use an older Intel storage driver.
Windows activation is required after restore using Acronis Universal Restore or converting a windows based partition backup to different hardware or virtual environment. This is not an Acronis issue. It is a Windows native functionality.
Acronis Universal Restore lets you restore your system to different hardware environment; Acronis Universal Restore allows to change Windows Hardware Abstraction Layer and install HDD controller and NIC drivers
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