BK1 file extension - Microsoft Windows Indexing Service data file
What is bk1 file? How to open bk1 files?
File type specification:
The bk1 file extension is associated with the Microsoft Windows operating system for IBM-PC computers.
The *.bk1 file stores some kind of data used by Indexing Service included in the Microsoft Windows.
The default software associated to open bk1 file:
Company or developer:
Microsoft Corporation
A family of operating systems developed by the Microsoft Corp. The first Windows was released in 1985 as a GUI add-on to MS-DOS. MS-DOS based Windows versions were developed to 2000, when was released the last version called Windows ME. Windows based on NT core started in 1993. Windows NT family are developed to these days, the latest version is called Microsoft Windows 11.
List of recommended software applications associated to the .bk1 file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open bk1 file, edit bk1 file, convert bk1 file, view bk1 file, play bk1 file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with bk1 file - Microsoft Windows Indexing Service data file
Click on the software link for more information about Microsoft Windows. Microsoft Windows uses bk1 file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).