From the Control Panel, navigate to Administrative Tools, Local Security Policy, Security Settings, Local Policies, Security Options.The security settings pertaining to the local security policy appear.

Ensure that the following policies have the required settings as given below:

Microsoft Network server: Digitally sign communication (always) is disabled.
Network security: Do not store LAN Manager hash value on next password change is disabled.
You must restart the boot server after changing this configuration.
Network security: LAN Manager Authentication level is set to one of the following values:
Send LM & NTLM responses
Send LM & NTLM - use NTLMv2 session security if negotiated
Sent NTLM response only
Send NTLMv2 response only