samba server You can't access this shared folder because your organization's security policies block unauthenticated guest access. These policies help protect your PC from unsafe
https://adrianmejia.com/how-to-set-up-samba-in-ubuntu-linux-and-access-it-in-mac-os-and-windows/
"You can’t access this shared folder because your organization’s security policies block unauthenticated guest access"
Solution:
run -- > registry
Computer\HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\LanmanWorkstation\Parameters set to 1
https://docs.microsoft.com/en-us/answers/questions/59309/you-cant-access-this-shared-folder-because-your-or.html
Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\LanmanWorkstation