3 Ways to Delete Undeletable Files That You Don’t Know About

It is said that the administrator has access to all the operations of the computer. However, there are certain things in which even an administrator faces problem and hence it can be very frustrating. It is sometimes difficult to delete certain files from the system for which there can be a number of reasons.

Types of undeletable files and reasons why they can’t be deleted manually.

Undeletable files are generally spywares, malwares, ad wares or Trojan files. They are also normal files which is currently being used by the system and hence prevents its deletion. There are several reasons which do not allow the file to be deleted. You get different messages like:

  1. Cannot delete file: Access is denied.
  2. The file is used by another program or user.
  3. The source or destination of the file may be in use.
  4. There has been a sharing violation.
  5. Make sure the disk is not full or write protected and that the file is currently not in use.

These messages really makes it hard to delete the files and no matter how many times we try, these files can’t be deleted by simply pressing delete button. There are several ways which can be followed to delete these type of files.

First way: Using the command prompt window

This allows you to delete the undeletable files without using any third party apps. However, you need to have a bit of technical knowledge to use this method.

Setp 1. Click on the ‘Start’ button and then type ‘Command Prompt’ or ‘CMD’ in the search box and press the ‘Enter’ key.

Delete Undeletable Files

Setp 2. A search result appears. Right click the ‘Command Prompt’ icon from the search results and click on ‘Run as administrator’ from the list that appears.

How to Delete Undeletable Files

Setp 3. This will launch the administrator level command prompt window which allows you to execute commands without any restriction.

Remove Undeletable Files

The syntax of the command for deleting a file looks like below:

Where to Delete Undeletable Files


DEL: stands for delete option

/F: stands for force delete option

/Q: stands for quite mode option.

/A: stands for various file attributes such as read-only, hidden, ready for archiving, etc.

/C: stands for your main drive. In most of the cases, it is the “C:” drive

Setp 4. For example you need to delete a file named ‘virus.exe’ present in the desktop, then the enter the command as shown and press the ‘Enter’ key.

Tips to Delete Undeletable Files

This will delete the file from your system.

Second way: Using FileASSASIN

FileASSASIN is a free program that is used to delete undeletable files from your system. You can download it by searching it from your browser or by clicking on the link given below:


Setp 1. Once you have downloaded FileASSASIN, open the program by double clicking on its icon. The main interface of the program looks like as shown below:

Use FileASSASIN to Delete Undeletable Files

Setp 2. Now click on the browse icon (rectangular shaped icon with three dots adjacent to blank space) to select the files you want to delete.

Undeletable Files how to delete

Setp 3. Browse for the file you want to delete and then double click on it to select it. Once you have select the file to be deleted, click on the box adjacent to ‘Delete file’ option to select it. A blue tick indicates that the option has been selected.

Undeletable Files

Setp 4. Finally click on the ‘Execute’ option to delete the file. Your file will now be deleted.

Execute to delete Undeletable Files

Third way: Deleting files manually

One of the simplest way of deleting an undeletable file can be done by simply replacing it with other file of same name and extension. This can be done very easily as shown below. Suppose file named ‘SoftwareU’ is my undeletable file.

Setp 1. Open a new notepad file on your system and simply type anything random in it. Now, click on the ‘File’ option and then click on ‘Save as’.

Delete Undeletable Files Manually

Setp 2. Now, select the save location of the notepad as same as where the undeletable files are present. After doing so, choose the file type as ‘All files’ under ‘Save as type’ option.

Manually Delete Undeletable Files

Setp 3. Now, click on the undeletable file once so that the name of the undeletable file will be copied in the ‘File name’ option. Add the quotation mark at the start and end of the file name as shown below and the click on ‘Save’ option.

How to Delete Undeletable Files Manually

Setp 4. Now, a message will pop up asking ‘Do you want to overwrite and replace the existing file?’ . Click on ‘Yes’ and the undeletable file will be automatically replaced by the new notepad file. Now, you can delete the notepad file by simply selecting it and pressing the ‘Delete’ button.

Tips and Tricks

Here are a few of the tips and tricks that you need to know about when performing these actions.

1. It is generally advised to have an antivirus program in your system, which is up to date to prevent your system from malwares, spywares and viruses which create unnecessary undeletable files.

2. It is generally better to take the advice of an expert before performing unknown system operations.

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