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How to reduce pdf size on computer for free

Reducing the PDF size on your computer makes it easier for you to share files with everyone, especially large files. At the same time, increase email sending speed and avoid filling up device memory.

 I. How to reduce pdf size using the online SmallPDF tool

2. Detailed instructions

Step 1: Access the link to reduce PDF Online size using the SmallPDF tool HERE . Click Choose files .

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Step 2: Select PDF File => Open .

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Step 3: The process of reducing PDF size will take a few seconds. Once completed, the results will appear as shown below. Here, you can download files to your computer and easily share them with everyone.

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In addition, you can also refer to the top websites to reduce the best online PDF file size here to be able to choose for yourself reputable websites to help users greatly reduce PDF file size.

II. How to reduce pdf size using Free PDF Compressor software

2. Detailed instructions

Step 1: Download Free PDF Compressor software to your computer.

Step 2: Open Free PDF Compressor software , click Browse , select the PDF file to compress => click Save As , select the folder containing the output PDF file.

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Step 3: In the Settings section , there are a total of 5 main options for users.

- Screen: This option is used to upload PDF via the Internet if the user wants to attach and send Email. This mode does not reduce file size, but when printing, font quality will be reduced.
- eBook: Very suitable for printing PDF files, with normal resolution and image quality up to 150 dpi.
- Printing: Also suitable for PDF printing, high resolution output incorporating 300 dpi image quality.
- Prepress: Used to print large quantities of PDF files, file quality is maintained 100%.
- Default: Used for many different purposes and suitable for large file sizes.

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Step 4: Click Compress to start the process of reducing pdf size.

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III. Why reduce PDF size?

- Helps users store more files.
- Avoid full computer memory.
- Support sending pdf to friends, partners,. more quickly.

Through the above steps, you probably already know the importance of reducing pdf size. Basically, this process is not too complicated and is also a method to help you free up more computer usage.


In addition to Free PDF Compressor, there are many PDF file size reduction software on your computer  that you can use to reduce pdf size and easily share files via Email or other platforms.

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