Port 445 still open but i cannot connect (Use shared drive)

Hello
I'm having a weird problem.
Two day ago my customer inform me that cannot use shared drive at their office.
This is my system environment to test this problem.


This check list that i passed it but still not solved problem.

• No Active Directory Domain , simple workgroup sharing
• Turn off all both firewall on client and server
• Turn on File and Printer Sharing on on Change advanced sharing settings section on all network profiles
• Turn on Network discovery on Change advanced sharing setting section on all network profiles
• Turn on 139 and 445 port

• Turn off Nod32 and Windows Defender antivirus on Server
• Disabled IPv6 on both Server and Client
• Turn on File and Printer Sharing for Microsoft Network on both Server and Client

This is my confused

• i can ping together
  
• i can use remote desktop or telnet from 192.168.56.101 to Server
  
• i can use remote desktop or telnet from 192.168.100.101 to Server
  
• i can access share drive via typing \\127.0.0.1 or \\SERVER-PC (Server's name) on Server
  
• i can't access share drive via typing \\192.168.100.10 or \\192.168.56.1 on Server

• i can telnet via typing 127.0.0.1 445 on Server
  
• i can't telnet via typing 192.168.100.10 445 or 192.168.56.1 445 on Server

Any help will appreciate
Thank you