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Change LAN Auto-disconnect Timeout (Windows NT/2000/XP) Popular

Windows can be configured to automatically disconnect idle LAN sessions are a set number of minutes.

This tweak can be easily applied using WinGuides Tweak Manager.
Download a free trial now!

Open your registry and find the key below.

Modify the value, or create a new string value, called 'Autodisconnect' and set it to equal the time in minutes before a session is disconnected.

Restart Windows for the change to take effect.

Note: Set the value to 0xffffffff to disable the disconnection function.

Registry Editor Example
|NameTypeData|
|(Default)REG_SZ(value not set)|
|AutodisconnectREG_DWORD0xffffffff (4294967295)|
-
|HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\LanmanS...|
-
Registry Settings
System Key: [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\LanmanServer\
Parameters]
Value Name: Autodisconnect
Data Type: REG_DWORD (DWORD Value)
Value Data: 0 to 4,294,967,295 (0xffffffff) in minutes

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Disclaimer: Modifying the registry can cause serious problems that may require you to reinstall your operating system. We cannot guarantee that problems resulting from modifications to the registry can be solved. Use the information provided at your own risk.

Last modified: April 4, 2002