Run Cmd-lets from Powershell:

Set-SmbClientConfiguration -EnableInsecureGuestLogons $true -Force

Set-SmbClientConfiguration -RequireSecuritySignature $false -Force

Set-SmbServerConfiguration -RequireSecuritySignature $false -Force

Set-ItemProperty -Path "HKLM:\SYSTEM\CurrentControlSet\Services\LanmanWorkstation\Parameters" RequireSecureNegotiate -Value 0 -Force
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If SMBv1 is disabled:

Enable-WindowsOptionalFeature -Online -FeatureName SMB1Protocol
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If User Login is a Microsoft Cloud Account (with PIN), check for matching user account on local system:
CMD Prompt:	net users

If no matching user account exists:

1.	Create matching local user account:
	net user Test * /add
	net localgroup administrators Test /add
	
2.	Enable different Admin login account to migrate cloud account to local:
	net user Administrator /active:yes
	net user Administrator [password]

3.	Sign out from current user account, then sign in using newly-created account--it will be empty.

4.	Sign into local Administrator account using password provided in step 2.

5.	Download Profile Wizard from URL:
	https://www.forensit.com/Downloads/Profwiz.msi
	
6.	Run program:
	Select AzureAD (Microsoft cloud) account as source profile.
	Select Computer Name for Domain.
	Select new user account to migrate profile data to.
	When migration is complete, program will request reboot.

7. Login to new local profile. Confirm profile content matches. Confirm access to SMBv1 share.