An acr file extension is related to the Acer eRecovery Management and used for its backup files.
ACR file extension - Acer eRecovery Management backup
What is acr file? How to open acr files?
File type specification:
The acr file extension is associated with the Acer eRecovery Management, a system and data backup and recovery solution installed on Acer desktop and laptop computers.
The acr file contains backup created by the eRecovery management.
This acr file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.