FMS Data Manager is not finding any addons, can't add addons

Hi…,

Welcome.

Please disable any Antivirus and firewall.

Please use Windows to uninstall FMS Data Manager.

If they exist, please delete folders:
c:\ProgramData\Navigraph\FMSClient and c:\Program Files (x86)\Navigraph\FMS Data Manager.

Please download and install latest FMS Data Manager .

Also note FAQ - Navigraph MSFS Navdata Update Beta Installer

Please let us know how you get on.

Cheers
Ian