ISSUE:

I have a client where the Windows 10 update was installed overnight and it has broken the ability for one of the pc’s to access the other pc for file shares. It is a small network (only 2 pc’s) both running W10 Pro. The main pc can see the shares on the other pc but the one I want to see the main pc shares can only see the main pc in networks but not see any shares.

RESOLUTION:

On the sharing pc, after many attempts in getting it going, I did this and it worked:

  • Control Panel > System and Security > Administrative Tools > Local Security Policy > expand Local Policies > Security options
  • Click on Network security: Lan Manager Authentication level > Then in the field select > Send NTLMv2 responses only > click on Apply, then ok and close all
  • Restart your pc.

 

NOTE:
Windows 10 version 1709 disables SMB 1.0

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