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How to Resize Multiple Images at once in Windows 7, 8 and 10

How to Resize Multiple Images at once in Windows 7, 8 and 10

This tutorial will show you step by step how to resize multiple images at once in Windows 7, 8 and 10 in 3 different ways.

You can even batch (bulk) resize images in Windows without using any third-party software.

This tutorial will show you how to change the size (dimensions) and reduce the file size of your images (photos).

And:

It will work for all common image formats, such as JPEG (JPG), PNG, GIF, and depending on the software also other formats, such as BMP, TIFF, etc.

How to Batch (Bulk) Resize Images in Windows without third party Software

Tip: It's easier if all the images are located in one folder.

1. Right-click on your desktop.

2. Go with the mouse cursor (pointer) to "New" and then click on "Folder".

create a new folder in windows

3. Enter a name for the new folder (e.g. resized photos, resized images, etc.).

4. Go to the photos you want to resize.

5. Select all the pictures at once.

Two ways to select multiple images at once:

6. Right-click on the selected images.

7. Go with the mouse cursor (pointer) to "Send to" and then click on "Mail recipient".

resize multiple photos in windows without software

8. A small "Attach Files" window will appear and here you will have to choose a picture size (dimension), like 640 x 480, 800 x 600, 1024 x 768 or 1280 x 1024.

Choose a picture size

Note: Nomatter which size you choose, the aspect ratio of your images will be correct. For example, if you choose 800 x 600, then a photo with a size of 1280 x 720 will still get the correct aspect ratio of 800 x 450.

The 'aspect ratio' of a picture describes the proportional relationship between the picture's width and its height.(1)

9. Click on "Attach".

10. Windows will now try to open an email program like Outlook or Thunderbird and if you don't have a email program, then you will get an error message that says that there is no email program associated to perform the requested action etc... It's okay, no problem, because we don't need an email program. Don't click on "OK" and don't close this message window yet.

no email program associated windows error

11. Go to the Windows search bar.

Tip: In Windows 7, 8 and 8.1, you can find the search bar in the start menu and in Windows 10 it's located in the taskbar. In Windows 8, 8.1 and 10, you can also open the search function by pressing the [Windows] + [S] key on your keyboard.

12. Type %temp% into the Windows search bar.

open windows temp folder

13. Press Enter.

Now the Windows "Temp" folder will open and here you will see the resized pictures.

Note: If the search doesn't work and/or the Temp folder doesn't open, then follow the next few steps:

14. Go with the mouse cursor (pointer) to the left sidebar and click next to "Desktop" on the ❱ or ▷ icon, so that the new folder (which you previously created) appears.

expand desktop in windows explorer

15. Drag the photos from the "Temp" folder to the new folder.

drag the resized pictures from windows temp folder to new folder

To drag, click with the left mouse button on the photo(s), hold down the left mouse button, drag the image(s) to the new folder and then release the left mouse button.

When all the resized images are moved to the new folder, you are done.

How to Batch (Bulk) Resize Images in Windows using Faststone Image Viewer

FastStone Image Viewer is a free image browser, converter and editor.

You can download Faststone Image Viewer here.

1. Open Faststone Image Viewer.

2. Go in the top left section of Faststone Image Viewer to the location on your computer where the images are stored that you want to resize.

go to the location of the images in faststone image viewer

3. Select all photos.

Two ways to select multiple images at once:

4. Click in the top menu on "Tools" and choose "Batch Convert Selected Images".

batch convert selected images in faststone image viewer

A "Batch Image Convert / Rename" window will appear.

5. Click on the left side of the window, next to "Output Folder" on the "Browse" button.

6. Select a folder on your PC where you want to save the new resized images. Or create a new folder and then select the new folder.

7. Click on the "OK" button.

8. Check the box located next to "Use Advanced Options ( Resize ... )".

use advanced options in faststone image viewer

A "Advanced Options" button will appear.

9. Click on the "Advanced Options" button.

A "Advanced Options" window will appear.

10. In the "Resize" tab you check the "Resize" box.

resize images option in faststone image viewer

11. Select a size (dimension).

You can set the new width and height manually or you can click on the "Pick a Standard Size" selection button and choose a standard size (e.g. 640 x 480).

select a size in faststone image viewer

Note: Nomatter which size you choose, the aspect ratio of your images will be correct. For example, if you choose 800 x 600, then a photo with a size of 1280 x 720 will still get the correct aspect ratio of 800 x 450.

The 'aspect ratio' of a picture describes the proportional relationship between the picture's width and its height.(1)

12. If there are images that are already smaller than the requested size, then check the box next to "Do not resize if image is already smaller than the requested size".

And then you will have the following optional option: "If image not resized, copy original file to output folder".

13. When you're done with the advanced options you click on the "OK" button located at the bottom right to close the "Advanced Options" window.

14. When you are ready you click on the "Convert" button located at the bottom right.

Faststone Image Viewer will now resize all your images at once.

How to Batch (Bulk) Resize Images in Windows using PhotoFiltre

PhotoFiltre is a free, comprehensive photo editor.

You can download PhotoFiltre here.

1. Open PhotoFiltre.

2. Click on the "Automate / Batch" icon.

automate / batch icon in photofiltre

A "Automate / Batch" window will appear.

3. Click on the field below "Source folder" or click on the "folders" icon.

select source folder in photofiltre

4. Go to the location on your computer where the folder is stored that contains the images that you want to resize.

5. Select the folder and click on the "OK" button.

Now you will see all the images appear in the "Pictures" field.

6. Click on the field below "Output folder" or click on the "folders" icon.

select output folder in photofiltre

7. Select a folder on your PC where you want to save the new resized images. Or create a new folder and then select the new folder.

8. Click on the "OK" button.

9. Click on the "Image" tab.

10. Check the box next to "Image Size".

11. Select a size (dimension).

select a size in photofiltre

Note: You only need to select the desired width or height. For example, if you select a width of 320px and don't select a height (leave the default height), then the aspect ratio of your images will still be correct (e.g. 320 x 180 or 1024 x 720).

The 'aspect ratio' of a picture describes the proportional relationship between the picture's width and its height.(1)

12. When you're done with the settings you click on the "Action" tab.

13. When you are ready you click on the "OK" button located at the bottom.

PhotoFiltre will now resize all your images at once.


Maybe you're also interested in:

How to Resize Multiple Pictures in Windows without Software

How to Merge Multiple Images (JPEG/PNG/GIF) into One PDF in Windows 10


Reference(s):

DIYTechGuides: How to Resize Multiple Images at once in Windows 10

CCM: PhotoFiltre - Working with a batch of photos

YouTube: How to Resize Multiple Images at once in Windows 10 (without extra software)

Wikipedia: Aspect ratio (image)