Because official database servers are offline, you must manually acquire files named precisely after your product variant (e.g., RM-1085):

Open Interop Tools, navigate to the Registry Browser or Interop File Manager.

Apps like WhatsApp and OneDrive often store "emergency" backup files or large media caches internally.

or driving video recorders (DVRs) rather than a software issue native to the Microsoft Lumia 650 itself