Windows Volume Shadow Copy Service or Volume Snapshot Service (VSS) is used by default to create file system snapshot that are required to perform in-Windows backup (without reboot).
VSS has some pre-defined exludes that can be changed in the registry to add or delete exludes and adjust content of resulting backup.
– Please open Windows Registry in source Windows (Start – type: regedit)
– Find the following keys:
HKEY_LOCAL_MACHINE – SYSTEM – CurrentControlSet – Control – BackupRestore – FilesNotToBackup // These settings are applied only to built-in Windows Backup
HKEY_LOCAL_MACHINE – SYSTEM – CurrentControlSet – Control – BackupRestore – FilesNotToSnapshot // These settings are applied to all programs tha use VSS to create file system snapshots, including Paragon Software.
– Delete parameters to allow certain data to be included in the copy
– Repeat the backup/copy
Description of some items: WUA – Windows update history, RAC – Windows perfomance monitor, WER – Windows events logs, Temporary Files as is.
More information: Excluding Files from Shadow Copies