Deletion of data is the only task that makes every user a bit cautious about crucial items. When data from Outlook mailbox is deleted by user intentionally or unintentionally it appears to be a hectic task to regain lost data. Deletion can be categorized in two categories i.e. SOFT and HARD deletion.
When users delete any mailbox item like email, contact, calendar, and notes from Outlook account by pressing "Delete" key then the process is called soft deletion. The items that are deleted goes to Deleted items folder in Outlook can be recovered simply by following the under mentioned process.
Note: By default the above discussed process will only helps in recovering soft deleted items from Outlook account. It does not work for hard deleted items.
When users delete any item from Outlook mailbox account by pressing "Shift + Delete" the process is called hard deletion. When users delete any item from PST file, it hardly effects the size of PST file have you ever wonder why?? Let us explain you when any item from PST gets removed from it, it appears to be deleted but still exists in PST file in the form of white space. Yes, the space used by deleted file is still exists as it is in PST file. In order to capture this white space in PST file Outlook performs the process of "Compact Now" automatically after certain period of time. When compression of PST files is done it overwrites that white space which is been created by deleting PST file items.
Note: If the process of compact now is executed in PST files then the deleted data is overwritten and the scope of data recovery is totally eliminated until some third party tool are used.
As discussed earlier if the PST file is compacted or compressed the chances of restoring Outlook items are almost eliminated until Outlook PST file recovery tool are used. So if you are also one who has suffered PST file data hard deletion then we have solution for you.