FRITZ!Box 3370 Service - Knowledge Base

FRITZ!Box 3370 Service

Windows offline synchronization fails when using storage (NAS)

Windows offline synchronization fails when it attempts to save data on the FRITZ!Box's storage (NAS). The error message "The process cannot access the file because it is being used by another process." is displayed in the Windows Sync Center for each file it attempts to copy.

1 Windows offline synchronization cannot be used with storage (NAS)

Windows offline synchronization cannot be used with storage (NAS). Windows offline synchronization can only reliably copy data to another Windows computer. Errors may occur when using it with network drives on computers with different operating systems such as macOS or Linux or NAS (Network Attached Storage) systems such as the FRITZ!Box.