Size of Favourites.XML is reduced on a periodic basis by collapsing expansions that have not been used recently. This avoids degraded performance cause by excessively large Favorites.XML
| Registry Hive | HKEY_CURRENT_USER |
| Registry Path | Software\Policies\MacroView\DMF\UserOptions |
| Value Name | PerformFavouritePeriodicCleanup |
| Value Type | REG_DWORD |
| Enabled Value | 1 |
| Disabled Value | 0 |