Policy
File size limits for Restricted Sites zone
Limits the amount of storage that a page or site using the DHTML Persistence behavior can use for the Restricted Sites security zone. If you enable this policy, you can specify the persistence storage amount per domain or per document for this security zone. If you disable this policy or do not configure it, you cannot set this limit. Note: This setting does not appear in the user interface.
b44e63263865 Persistence_FileLimits4 Registry
Copy registry mappings
HKCU\Software\Policies\Microsoft\Internet Explorer\Persistence\4\DomainLimitHKCU\Software\Policies\Microsoft\Internet Explorer\Persistence\4\DocumentLimitPolicy notes
Limits the amount of storage that a page or site using the DHTML Persistence behavior can use for the Restricted Sites security zone. If you enable this policy, you can specify the persistence storage amount per domain or per document for this security zone. If you disable this policy or do not configure it, you cannot set this limit. Note: This setting does not appear in the user interface.