Temporary file

Temporary file

Alternatively referred to as a temporary file or temp file is a file created to hold information while a file's being created or modified. After the program is closed, the temporary file is deleted. Temporary files store and move data, manage settings, help recover lost data, and manage multiple users.

How are temporary files named?

A temporary file name varies depending on the program and operating system used. For example, Microsoft Windows and Windows programs often create a file with a .tmp file extension as a temporary file. Programs like Microsoft Word may create a temporary hidden file beginning with a tilde and a dollar sign (e.g., ~$example.doc) in the same directory as the document. Programs in Linux may create temporary files with a .foo file extension.

Where are temporary files stored?

The location of a temporary file also varies depending on the program and operating system. With Microsoft Windows, there has always been some form of a temporary directory. Early versions of Windows used the C:\Windows\Temp directory and new versions of Windows store the temp directory in the AppData folder.

Many programs may also not use the operating systems temporary directory and instead store temporary files in a folder in the programs folder.

Is it safe to delete temporary files?

Yes. Temporary files are meant to store information temporarily and don't rely on the information stored in the file. However, deleting a temporary file that is in use may cause errors with the program. To help prevent problems, many programs lock the file while in use to prevent it from being deleted.

When a program creates a temporary file, it's deleted after the document or program using that temporary file is closed. If all programs are closed and temporary files still exist, they can all safely be deleted.

If the temporary file is needed again after it's deleted, it is recreated when the program is opened again.

Usage of Temporary Files in your PC

Many of the users who use files like ISO, RAR may have seen the temporary extraction of files in your computer, They extract files in your temporary folder while you use them for installation or other purposes and when the process is complete, they remove it automatically.

Most of the temporary files that the system uses are deleted automatically after the task is complete. But there can be some files which stay in your storage for future use. The same can apply for your daily use programs which need these temporary files to complete operations and tasks faster for the users.

Location of Temp Files

We know our primary drive is the one where our Windows are installed and most of the time, the system uses that drive for the basic usage of a system. So the temporary files that get stored in your system will be in this primary drive because its where your other system files are located too.

Computer users need this drive to run faster so their system can work fast without any lag or hanging. On the contrary, these files can take quite some space in your primary drive which can put some impact on the system.

We can also change the location of the temporary files through Environment Variables as shown below:

1. Press Windows + R, type “control” in the dialogue box, and press Enter.

2. Once in the control panel, click on Advanced system settings.

3. Once the settings open, select Environment variables present at the bottom.

4. Now that the environment variables get opened, you will see the values for TMP and TEMP. Change their values to another valid file path. Save changes before exiting. Make sure that you also restart your computer.

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