While filling out online forms, you need to be very particular about the file size of the images you upload along with your documents. Most portals have a very strict limit when it comes to uploading a passport photo or a copy of your signature. To make sure your attached photos don’t exceed the file size limit, you should know how to quickly compress the images. In this article, we bring you the four best methods to quickly reduce the photo file size on a Mac.
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In This Article
Use Mac’s native editor to reduce the photo file size
Step 1: Go to the Preview app and open the image you want to compress.
Step 2: Click on Tools and select Adjust Size.
Step 3: Click on ‘Resample Image’.
Step 4: Enter a smaller value for the image resolution.
The image will be compressed to a smaller size.
Reduce file size by changing the image’s dimensions
This method will come in handy when you need to upload an image to an online document. By using this method you can resize the dimensions of the image while also reducing its file size. Here’s how you can do that.
Step 1: Open the image in the Preview app.
Step 2: Click the Markup icon and then select ‘Adjust Size’.
Step 3: Enter new dimensions for the image. If you want to keep the original proportions of the image, select ‘Scale proportionally’.
Step 4: Deselect ‘Resample Image’ to make sure the resized image doesn’t lose any details. Hit ‘Ok’ once you’re done.
Reduce the image quality to reduce its size
You can also lessen the image quality on Mac in order to limit its file size. Here’s how.
Step 1: Open the image in the Preview app.
Step 2: Click on File and select ‘Export…’.
Step 3: Select the ‘JPEG’ format for your image and turn the slider towards the left to reduce the quality. Lower image quality means lesser file size. You will be able to see the file size in the same window.
Step 4: Hit ‘Save’ once you’re satisfied with the image quality and the image file size.
Use an online image compression tool
There are several online image compression tools that will help you reduce the file size of a photo on a Mac. Here’s how you can compress an image using Compress2go.
Step 1: Go to https://www.compress2go.com/compress-image.
Step 2: Click on ‘Choose File’ and upload the photo you want to compress.
Step 3: Select the file format of the resulting image. You can choose to compress it to the lowest possible size. Use the slider to control the image quality.
Step 4: Click on ‘Start’.
Step 5: Once the image is compressed it will automatically be downloaded to your Mac.
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Conclusion
These are four quick methods to reduce the photo file size on a Mac. We’d suggest using Mac’s native tools to carry out this task as it does not involve uploading the image to a third-party site. However, online tools can sometimes carry out the best compression jobs without dropping the image quality. To find out how you can compress an image in an iPhone, read our article here.
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