How Do I Create a Specific File Size in Windows?
Create a File of Specific Size in Windows 10
  1. Open an elevated command prompt.
  2. Type or copy-paste the following command: fsutil file createnew <filename> <length>
  3. Substitute the <filename> portion with the actual file name.
  4. Substitute <length> with the desired file size in BYTES.

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Likewise, people ask, how do I create a big dummy file in Windows?

Create a dummy file with the fsutil command In Windows 10, you can find it in the "C:WindowsSystem32" folder. Fsutil.exe is a powerful tool for managing partitions and volumes. Among many other things, you can also use it to quickly create dummy files of any size from the Command Prompt.

Beside above, how do I put multiple files in a different name in Windows? To quickly rename multiple files with different names using the "Tab" key, use these steps:

  1. Open File Explorer.
  2. Locate the folder with the files to rename.
  3. Click the View tab.
  4. Select the Details view.
  5. Select the first file in the folder.
  6. Click the Home tab.
  7. Click the Rename button.
  8. Type the new file name.

Furthermore, how do you create a test file?

For example, to create a 10 megabyte test file:

  1. Click on the 'Start' button.
  2. In the search box type 'cmd'
  3. Right-click on Command Prompt and choose 'Run as administrator'
  4. Enter the following command:
  5. fsutil file createnew C:TestFile.txt 10485760.
  6. The file will be located in the C: directory.

How do I make a file a specific size?

To create a file of specific size in Windows 10, do the following.

  1. Open an elevated command prompt.
  2. Type or copy-paste the following command: fsutil file createnew <filename> <length>
  3. Substitute the <filename> portion with the actual file name.
  4. Substitute <length> with the desired file size in BYTES.
Related Question Answers

How do I make an empty file in Windows?

MS-DOS and Windows command line users
Use the copy con command to create an empty file, as shown below. The ^Z represents pressing Ctrl + Z on the keyboard when at a command prompt. After pressing this shortcut, you should get a 1 file copied message.

How do you make a file smaller?

Open that folder, then select File, New, Compressed (zipped) folder. Type a name for the compressed folder and press enter. Your new compressed folder will have a zipper on its icon to indicate that any files contained in it are compressed. To compress files (or make them smaller) simply drag them into this folder.
Maya Lin-Takahashi

Maya Lin-Takahashi

Consumer Tech & Gadget Reviewer

Maya is a hardware enthusiast who tests and reviews smart home devices, smartphones, wearables, and audio gear. She focuses on practical consumer value and build quality.