SyncAtLogoff

HKLM\SOFTWARE\Policies\Microsoft\Windows\NetCache

Data type Range Default value
REG_DWORD (Not in registry) | 0 | 1 (Not in registry)

Description

Determines whether the system performs a full or quick synchronization of offline files when users log off, and prevents users, including administrators, from changing the setting.

Quick synchronization ensures that files are complete, but does not ensure that they are current. Full synchronization ensures that offline files are complete and current.

This entry stores the setting of the Synchronize all offline files before logging off Group Policy. Group Policy adds this entry to the registry with a value of 1 when you enable the Synchronize all offline files before logging off policy. If you disable the policy, Group Policy sets the value to 0. If you set the policy to Not configured, Group Policy deletes the entry from the registry.

Value Meaning
(Not in registry) The policy is not configured. The system performs a quick synchronization by default, but administrators can change the setting.
0 The policy is disabled. The system performs a quick synchronization, and administrators cannot change this setting.
1 The policy is enabled. The system performs a full synchronization, and administrators cannot change this setting.

When this entry appears in the registry, the system disables the Synchronize all offline files before logging off option on the Offline Files tab. This prevent administrators from changing the synchronization option while a policy is in effect.

Change method

To change the value of this entry, use Group Policy. This entry corresponds to the Synchronize all offline files before logging off policy (Computer Configuration\Administrative Templates\Network\Offline Files).

To change the synchronization method without setting a policy, use Windows Explorer. On the Tools menu, click Folder Options, click the Offline Files tab, and then select the Synchronize all offline files before logging off option.

Note Image Note

This entry takes precedence over a user setting. When this entry appears in the registry, a policy is in effect and the system disables the Synchronize all offline files before logging off option on the Offline Files tab and ignores the value of SyncAtLogoff in HKCU\Software\Microsoft\Windows\CurrentVersion\NetCache which stores the option setting. If the Offline Files tab does not operate as expected, check to see if this entry is in the registry.

This entry can appear in both HKEY_LOCAL_MACHINE and HKEY_CURRENT_USER. If this entry appears in both subtrees, the value in HKEY_LOCAL_MACHINE takes precedence over the value in HKEY_CURRENT_USER.

Tip Image Tip

For detailed information about particular Group Policy settings, see the Group Policy Reference (Gp.chm) on the Windows 2000 Resource Kit companion CD.

For general information about Group Policy, see Group Policy in Windows 2000 Help.

To see a table associating policies with their corresponding registry entries, see the Group Policy Reference Table.

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