Cache Maximum Age

This setting allows you to configure the maximum age of the items that will be cached. Items older than the age specified will be ignored.

NOTE: This value must be greater than the value selected in the settings for 'Cache items older than (Days)'

If this setting is not configured or is disabled then the user's preference or the default is used. The default value is Outlook Offline Setting in Outlook 2013 and No Limit in Outlook 2010.

Supported on: Windows XP SP2 or later
Don't cache items older than


  1. Outlook Offline Setting
    Registry HiveHKEY_CURRENT_USER
    Registry PathSOFTWARE\Policies\EMC\OfflineAccess\1.0
    Value NameCachePeriod_Days
    Value TypeREG_DWORD
    Value4294967294
  2. 1 Month
    Registry HiveHKEY_CURRENT_USER
    Registry PathSOFTWARE\Policies\EMC\OfflineAccess\1.0
    Value NameCachePeriod_Days
    Value TypeREG_DWORD
    Value30
  3. 2 Month
    Registry HiveHKEY_CURRENT_USER
    Registry PathSOFTWARE\Policies\EMC\OfflineAccess\1.0
    Value NameCachePeriod_Days
    Value TypeREG_DWORD
    Value60
  4. 3 Month
    Registry HiveHKEY_CURRENT_USER
    Registry PathSOFTWARE\Policies\EMC\OfflineAccess\1.0
    Value NameCachePeriod_Days
    Value TypeREG_DWORD
    Value90
  5. 6 Month
    Registry HiveHKEY_CURRENT_USER
    Registry PathSOFTWARE\Policies\EMC\OfflineAccess\1.0
    Value NameCachePeriod_Days
    Value TypeREG_DWORD
    Value180
  6. 9 Month
    Registry HiveHKEY_CURRENT_USER
    Registry PathSOFTWARE\Policies\EMC\OfflineAccess\1.0
    Value NameCachePeriod_Days
    Value TypeREG_DWORD
    Value270
  7. 12 Month
    Registry HiveHKEY_CURRENT_USER
    Registry PathSOFTWARE\Policies\EMC\OfflineAccess\1.0
    Value NameCachePeriod_Days
    Value TypeREG_DWORD
    Value360
  8. 18 Month
    Registry HiveHKEY_CURRENT_USER
    Registry PathSOFTWARE\Policies\EMC\OfflineAccess\1.0
    Value NameCachePeriod_Days
    Value TypeREG_DWORD
    Value540
  9. 24 Month
    Registry HiveHKEY_CURRENT_USER
    Registry PathSOFTWARE\Policies\EMC\OfflineAccess\1.0
    Value NameCachePeriod_Days
    Value TypeREG_DWORD
    Value720
  10. 3 Years
    Registry HiveHKEY_CURRENT_USER
    Registry PathSOFTWARE\Policies\EMC\OfflineAccess\1.0
    Value NameCachePeriod_Days
    Value TypeREG_DWORD
    Value1095
  11. 5 Years
    Registry HiveHKEY_CURRENT_USER
    Registry PathSOFTWARE\Policies\EMC\OfflineAccess\1.0
    Value NameCachePeriod_Days
    Value TypeREG_DWORD
    Value1825
  12. No Limit
    Registry HiveHKEY_CURRENT_USER
    Registry PathSOFTWARE\Policies\EMC\OfflineAccess\1.0
    Value NameCachePeriod_Days
    Value TypeREG_DWORD
    Value4294967295


offline access group policy.admx