How Do I Reduce The File Size Of A Scanned PDF?

by | Last updated on January 24, 2024

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The simplest is

to re-save your file

as a reduced-size PDF. In the latest version of Adobe Acrobat, open the PDF you wish to re-save as a smaller file, choose File, Save as Other, and then Reduced Size PDF. You’ll be prompted to select the version compatibility you need and then you can click OK to save.

How do I reduce the MB size of a scanned document?

If you have previously scanned documents that you would like to reduce in size,

open them with Preview

and then save them as a JPEG file using the Quality setting to reduce the file size. Then check the resulting file by opening it in Preview, and save it again as a PDF.

How do you reduce the MB size of a PDF file?

To reduce the size of your PDF file,

open the Optimize PDF tool

. You can access this tool from the Tools center. Click the Tools tab at the top left, scroll down until you see the Optimize PDF tool, then select Open from the drop-down menu.

Why are my scanned PDF files so large?


The dots per inch (DPI) of the scanned image

is often the primary cause of a large PDF file. By default, most scanners record images at 300 DPI, which is the minimum DPI for any image that is printed after scanned. However, for a PDF that is for screen reading, the DPI should be 72.

How do I make a PDF file smaller so I can upload it Windows?

  1. Download 4dots Free PDF Compress and install it on your Windows 10 computer.
  2. Open the app and click Add File to add the PDF that you want to compress. Locate and select the PDF > click Open.
  3. Choose how much you’d want to compress the image quality.
  4. Once done, hit Compress and you’re done.

How do I reduce the size of a PDF below 100 KB for free?

  1. Go to the Compress PDF tool.
  2. Drag and drop your PDF into the toolbox to reduce the file size.
  3. Choose the compression type and click “Compress.”
  4. The PDF compression tool will shrink the file down.
  5. Download the shrunken PDF.

Why can’t I reduce my PDF file size?

Make

sure your Default Settings are set to “Standard”

.

if the PostScript file has the same name, so make sure you aren’t saving over anything you need to keep. (Note: remember to close your file in Acrobat before opening it in Acrobat Distiller, or it won’t be able to compress your file.)

How can I send a PDF file that is too large?

Zip It. If you need to send a really big file, or lots of little files, one neat trick is

to simply compress the file

. This means, you’re sending the actual PDF or PSD, or whatever, but you’re compressing the data so that the file size is smaller.

Why are some PDF pages larger than others?

The page sizes are looking different in your PDF

because the images were originally set to different DPI

(even if images are identical HxW in pixels). The good news is – it’s only a display issue – and can be fixed easily.

How can I compress a PDF file without software?

  1. First, download and install Smallpdf Desktop.
  2. Open the app, click ‘Compress PDF’.
  3. Drag your file into the toolbox, choose the output folder and click ‘Compress file’.
  4. Wait for the app to reduce the file size and you’re good to go.

How do I reduce the size of a JPEG under 100 KB?

  1. Click on “Choose File” button & Select the Image.
  2. Click on “Compress” Button.

How do I reduce the size of a JPEG less than 100 KB?

  1. Drag and drop your JPEG into the Image Compressor.
  2. Choose the ‘Basic Compression’ option.
  3. On the following page, click ‘to JPG.’
  4. Choose ‘Extract Single Images’ (this is important).
  5. Done—download your compressed JPEG.

How do I compress a PDF 90%?

  1. Go to the ‘Compress PDF’ online tool.
  2. Select your PDF, then drag and drop it into the tool.
  3. Choose either ‘Basic compression’ or ‘Strong compression’. We’ll also show an estimation of the compression rates here.
  4. Click ‘Choose option’ to compress your document.
  5. Download your PDF.

How do I make a PDF smaller to email?

  1. Download the Smallpdf Extension.
  2. Open Gmail, compose an email.
  3. Click on our logo, which should locate near the usual ‘compress’ option.
  4. Choose your file, wait for it to be compressed and attached to the email body.

How do I reduce the size of a PDF file so I can email it on a Mac?

  1. In the Preview app on your Mac, open the PDF that you want to compress.
  2. Choose File > Export. (Don’t choose Export as PDF.)
  3. Click the Quartz Filter pop-up menu, then choose Reduce File Size.

How do I reduce the size of a PDF file so I can email it on iPhone?

  1. Open Safari or any other browser. Navigate to the Acrobat online PDF compressor.
  2. Tap on Select a File and locate your PDF.
  3. Download your compressed PDF. The compressor will show you how much it reduced the file size.

How do I make attachments smaller?

Select the files or folders to

compress

; right-click on the selected area and select “Send to.” Click “Compressed (zipped) folder” to compress the selected files and archive them into a single convenient file with the maximum possible data compression.

How do I compress 1.5 GB PDF?

  1. Click the “Choose PDF” button to select your PDF files.
  2. Click the “Compress Now!” button to start compressing.
  3. When the status change to “Done” click the “Download PDF” button.

How do I resize a PDF image?

  1. Make sure you are in Edit Mode.
  2. Select your image so you can see the red border.
  3. Hold down your mouse button over one of the circles on the border. …
  4. Drag your mouse cursor and you will see the outline for the new image size.
  5. Release your mouse button to resize the image in your PDF.

Why does PDF Shrink my document?

Why are my PDFs scaled to a smaller size than the original document when printed from Acrobat? This is

because Acrobat is scaling the document

. To resolve this, uncheck all the scaling options in the Copies and Adjustments section in the Acrobat Print dialog box.

How do I compress a PDF to 800 KB?

  1. Go to pdfFiller and login to your account or create one if you’re a new member.
  2. Click the Add New button and browse for a document you need to compress.
  3. Alternatively, search for the documents in the pdfFiller library, enter the document’s URL, or send it via email.

How do I compress a PDF 300mb?

  1. Click in the file selection box at the top of the page and select the files to compress.
  2. Change the compression parameters if you want. Start the compression with the corresponding button.
  3. Finally, save the compressed files.

How do I reduce the size of a JPEG less than 200kb?

  1. Convert the JPG to a PDF first.
  2. On the result page, click ‘Compress’ (under the Download button).
  3. Choose ‘Basic Compression’ and wait for our software to compress the file.
  4. On the next page, click ‘to JPG’ to save the file as an image.
  5. Download your new and compressed JPG.

How do I reduce the size of a JPEG without losing quality?

  1. Open Microsoft Paint.
  2. Pick an image, then use the resize button.
  3. Choose your preferred image dimensions.
  4. Tick the maintain aspect ratio box.
  5. Click on OK.
  6. Save the photo.

How do I compress a JPEG to 20 KB?

  1. Click on “Choose File” button & Select the Images, or you can Drag & Drop the Image.
  2. Your Image will be reduced below 20 KB.
  3. Press the reset button to reload the page.

How do I compress a JPEG to 400kb?

  1. Navigate to pdfFiller website and sign in to your account or create one if you’re new to the service.
  2. Click the Add New button and browse for a document you need to Compress JPG to Under 400kb, from your desktop or cloud storage.

How do I change the KB size of a picture?

  1. Upload your image using the browse button or drop your image in the drop area.
  2. visually crop your image.By default, it shows actual file size. …
  3. Apply rotate 5

    o

    left right.
  4. Apply flip horingental or vertically.
  5. Input your target image size in KB.

How do you reduce the MB size of a photo?

The

Photo Compress app

available at Google Play does the same thing for Android users. Download the app and launch it. Select the photos to compress and adjust the size by choosing Resize Image. Be sure to keep the aspect ratio on so the resizing doesn’t distort the height or width of the photo.

Charlene Dyck
Author
Charlene Dyck
Charlene is a software developer and technology expert with a degree in computer science. She has worked for major tech companies and has a keen understanding of how computers and electronics work. Sarah is also an advocate for digital privacy and security.