FRITZ!Box 6840 LTE – Service - Knowledge Base

FRITZ!Box 6840 LTE – Service

Windows offline synchronization fails when using storage (NAS)

Windows offline synchronization fails when it attempts to save data to a USB storage device connected to the FRITZ!Box. 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 macOS or Linux and NAS (Network Attached Storage) systems such as the FRITZ!Box.