You can disable the automatic backup by unchecking the 'Automatically Backup On First Save' in the Options, although it's recommended to keep this options enabled.

In addition to the automatic backup of the first save, NK2Edit also allows you to create a backup when you think it's important.

Outlook 2016 nk2 file not updating video

MS-Outlook doesn't provide any ability to edit this Auto Complete list, so this is where NK2Edit software can help you.

Export all data stored in the NK2 file into a special Unicode text file in a structure similar to file of Windows.

As opposed to NK2View, NK2Edit was designed as a real NK2 editor that can make any change you need and then save it back into a valid NK2 file.

NK2Edit can be used without any installation process.

Simply use the 'Backup Current NK2 File' option, and NK2Edit will create a backup file with . Know the limitation for number of records in NK2 files: Outlook 2003/2010/2013 limits the maximum number of records in NK2 files to 1000, while Outlook 2007 limits the maximum number of records to 2000. In Outlook 2010 and Outlook 2013 and Outlook 2016, the Auto Complete file is saved with extension and its header data is a little different from the previous versions of Outlook.

When you edit your NK2 files, you should keep the number of records below these limits, or alternatively, change the maximum records limit in the Registry. In order to save the Auto Complete file for Outlook 2010/2013/2016 properly, you have to save the file with extension, so NK2Edit will save it with the new file header of Outlook 2010.

You can open it any text editor you like, make the changes you need, and then convert it back into NK2 file that Outlook can use.

Change the order of the records in the NK2 file, which also affects the order they appear in the drop-down.

If after the 14-days of evaluation you decide to continue using it, you have to purchase a commercial license according to the number of workstations with Outlook that NK2Edit is needed for opening or editing their NK2 file.