If the policy is enabled, offline application storage is cleared when the browser is closed.
If this policy is disabled or not configured, offline application storage is not cleared when the browser is closed.
| Registry Hive | HKEY_LOCAL_MACHINE or HKEY_CURRENT_USER |
| Registry Path | Software\Policies\Mozilla\Firefox\SanitizeOnShutdown |
| Value Name | OfflineApps |
| Value Type | REG_DWORD |
| Enabled Value | 1 |
| Disabled Value | 0 |