Age out the locally cached copies of server document versions that are more than n days old.

This policy controls when locally cached Office version documents from the server are aged out of the local cache.

If you enable this policy setting, Office document versions from the server that have been locally cached for more than n days, will be deleted from the local cache.

If you disable or do not configure this policy setting, Office document versions from the server that have been locally cached, will be deleted from the local cache if older than the default of one day.

Number of days

Registry Hive	HKEY_CURRENT_USER
Registry Path	software\policies\microsoft\office\16.0\common\fileio
Value Name	evictserverversionspolicy
Value Type	REG_DWORD
Default Value
Min Value	1
Max Value	14