On Powershell in administrator mode Run the following:
Set-SmbClientConfiguration -RequireSecuritySignature $false
And then this one
Set-SmbClientConfiguration -EnableInsecureGuestLogons $true
On Powershell in administrator mode Run the following:
Set-SmbClientConfiguration -RequireSecuritySignature $false
And then this one
Set-SmbClientConfiguration -EnableInsecureGuestLogons $true