Importance & Use QuickBooks File Extension in QuickBooks Desktop

Firstly you know that what is the file extension? The file extension is  used for saving the data of all importance file in QuickBooks Desktop. Every extension files have a unique name, Now in our article, we describe how to use the QuickBooks file extension in QuickBooks desktop. It is a very important part of saving your data and grows your business because of them you file all important files and report can be saved into the secure folder at a secure place. if you got any problem related to knowing QuickBooks File Extension then you contact our Experts team.

In other words, file extension has a unique extension, it can be based on which type of QuickBooks version do you use If you are using the QuickBooks version like QuickBooks 2016, QuickBooks Enterprise 2018, etc. we will refer the extension named as used in QuickBooks Desktop. In this article, we also explain the QuickBook backup file extension, the QuickBooks company files extension is suitable for all data files for example Loan manager file, Payroll file, Accountant file, etc.

Importance of QuickBooks File Extension

It is the most important thing to save your data and backup your data and data can be retrieved and saved easily in QuickBooks desktop used of the file extension. The importance of QuickBooks file extension points are following as:

  • It can quickly identify the nature of file contents.
  • With the help of QuickBooks, file extension makes file searches easy.
  • File extension provides a simple method to keep your file of the same type together.
  • Easy to identify any kind of file just looking at a filename.
  • It helps to identify the types of files.
  • The File extension maintains the security of files.

Here all the features we have defined to understand the QuickBooks file extension and its uses in our article.

The types of QuickBooks Company File Extension

Here we explain all the file extension types with some description you can check here and easily understand the Company file Extension the table is described that:

Extension Name

File Type


AIF It is an Accountant Review Copy (Import file) This file is created when the accountant copy is exported to import to the user company file.
.BDB It is Timer Backup File When the user is attempting to QuickBooks backup file for backup time data in QuickBooks Pro Timer then create this file.
.BMP It is Window Bitmap File It contains the Bitmap images used by the QuickBooks software.
.BPW Business Planner File In this is file not back up with the company file, it needs to a separate copy of the backup.
.DES It is Form Design Template File While exporting the form design form the template then it file can be created.
.DOC Word Document This document is used to write letters and functions etc.
.IIF It is Intuit Interchange Format File It is used to import and export the list via text file with.IIF extension and QuickBooks SDK is used to read and write the data for QuickBooks and another application.
.LDB MS Access file for Timer Date This is an MS Access file that required.TDB file
.INI Configuration File This file is support for Online banking
.LGB It indicates Little Green Box The LGB file contains encrypted information related to the user name and password. This file is used when your SDK app is connected to a Company file and it open to an unattended mode and with a Sybase server open file with user name and password.
.LMR Load Manager Data This type of file is made by the loan manager and also stored information related to the loan, you have to copy this file for backups
.ND Network Data file It allows accessing the QuickBooks company file and keeps your file it does not get deleted
.NPC Online Banking File(obsolete) It is used by QB Former version and financial institutions no longer support it.
.QBA It is an Accountant Review Copy In which the accountant restore a QBX format and given.QBX format
QBA.TLG Transaction Log File for Accountant Review Copy When you back up the Accountant review copy, QuickBooks get offers a QBA.TLG log of transaction that will reach at the last time Continuous. If you can be lost your data that use of log file you can easily retrieve data.
QBB QuickBooks Backup File It is a QuickBooks Company Backup file if you want to open the QBB file go to file menu and click to restore button
QBI Extension QuickBooks Image File The image file will hold the transaction until you file transfer to the hard drive. The file stores in memory resident are changed to the data file. When you close the data file then the image file will be automatically deleted, if your QuickBooks is not running when you had a file open. Keep your QB file when the QBW file is open in QuickBooks.
.QBM QuickBooks Portable Company File It is smaller than the QBB or QBW file and that contains all the data but it cannot contain the database indexing. Useful for transferring the file through the internet.
.QBO It is a Web Connect File It is also known as a web connecting online banking download file. This file downloaded from the bank while using the web connect method for online banking.
QBW QuickBooks for Window Company File It is the primary type of file in QuickBooks
QBW.TLG It is a log transaction file for QuickBooks Company file It can help to retrieve your lost data
QBW192.168.X.XXmta It is a Temporary Database File It is made by the database manager while you opening the company file, if you open the main file the temporary file will be deleted
.QBX Accountant Review Copy When you generate the accountant review copy of QuickBooks company file then QB generates the review copy and gives the.QBX Extension
.TDB It is a QuickBooks Pro Timer It is a time tracking data for QuickBooks Timer
Archive Copy XX/XX/200X


Archive the copy of data file A separate QBW file and gives a name Archive copy it is followed by the QBW file name. before the condensing, the file is an exact copy of the Company file. you can use this file to view information that is present in the unmodified file.
CONNLOG.TXT Connection Log File It is the Online Banking Connection Log file that provides the log connection

with each online banking

DownloadQBXX Folder Download the folder For an update, QuickBooks function get the download in the Download folder
Image Folder It is an Image Folder In which stores the temporary copies of an image
Inet Folder Inet It is used to store the license information for QuickBooks
QBInstanceFinder Instant Finder File If any file you will be deleted it comes again due to this finder file.
QBrestor.TMP Temporary Restore the File This file is used to storing the QBB file when it can be deleted automatically when the restoring process.
Qbwin.log It is a QuickBooks log file When you verify the run option the file is created and updated option, it helps to find the log problems and get the situation corrected.
QuickBooks Letter Template Folder It is a Letter Folder the letter folder in Which word document template contains.
Temp1234.qbt Template Rebuild File It created the rebuild your file then deleted automatically when it finished rebuilding.


QuickBooks File Extension For Windows

For window desktop, the file extension contains as following as:

  • .QBX Extension- it is created an export file when the client sends the file to the Accountant.
  • .QBY Extension-Before the client submission that file by an accountant created an import file.
  • .QBM Extension-It is a portable Copy of the Company file it helps to send and receive the files.

QuickBooks File Extension File for Payroll Files

For the payroll files, the extension is used as follow as:

  • QPD- it is a QuickPay data file is created by QuickBooks Payroll version.
  • 1PA-It is an extension for 940 and 941 form tax files.
  • TXT and SET- /It is a QuickBooks version of 2.0 and 2.1.
  • Taxtbl.usa.-It is the extension of QuickBooks version 3.1.
  • Qpconvrt.log-This log file stores the payroll warning message.


Here we explain all the QuickBooks file extension in our blog make sure you get knowledge about our QuickBooks Extension file it helps to QuickBooks backup file, restore and  saved the temporary files into the folder when it can be deleted then back up immediately if you got any problem contact to our QuickBooks phone Number Our experts team gives a better solution of your Queries.

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