Shrink a PDF so it is small enough to send. These are the workflows people run in Acrobat to compress, the busiest ones first — each with a prompt for every height of help.
To compress your PDF file in Adobe Acrobat, use the built-in 'Optimize PDF' feature. This tool reduces file size so you can share or email documents more easily. You can control the level of compression to balance size and quality.
Both features aim to shrink PDFs, but 'Reduce File Size' is a quick tool for general use, while 'Optimize PDF' gives you detailed options like image quality and removing embedded data. 'Optimize PDF' is better if you need control.
| Feature | Reduce File Size | Optimize PDF |
|---|---|---|
| Quick use | Yes | No |
| Advanced settings | No | Yes |
| Choose image quality | No | Yes |
| Remove embedded data | No | Yes |
| Best for email | Yes | Yes |
Yes, you can control image quality during compression using the 'Optimize PDF' tool. This lets you choose the balance between file size and image clarity, which is important for tasks like Clarify Construction Drawings or Digitize Fragile Deed.
PDFs for email are usually easiest to send when under 10 MB. With heavy compression, you can often reduce a file to a few MB or less, but quality may drop. For very large documents, consider splitting or removing images if needed.
It's a good idea to compress a PDF before sending, especially if it's large or has many images. Accounts Payable Clerk often do this for Send Secure PDFs. Compression makes uploading, emailing, or sharing faster and sometimes safer.
You can see the file size by checking the document properties or your file explorer. Acrobat also displays the size when saving. It's smart to compare before and after to make sure the compression met your needs.
Adobe Acrobat Pro lets you use an 'Action Wizard' to compress several PDFs in one go. This is useful for Archivist or Legal Advisor working with large archives or many documents at once.
Acrobat offers better control, privacy, and consistent results than most free online tools. Free tools may compress more, but quality and security can suffer. Acrobat is a safer choice for official or sensitive documents.
| Criteria | Acrobat | Free Online Tools |
|---|---|---|
| Privacy | High | Low |
| Compression control | Detailed | Basic |
| File quality | Consistent | Varies |
| Batch processing | Available | Limited |
| Official use | Preferred | Not recommended |
Yes, it's best to compress your PDF before using 'Lock Final Version'. This way, no changes are needed after locking, and your document remains secure and small for sharing.
Try removing images, flattening layers, or splitting the document into smaller parts. For big files, consider using the organize or convert categories. Sometimes, further reducing image quality or removing attachments helps.
Heavy compression can blur images or make small text hard to read. Light compression usually keeps most quality. Always check the document after compressing, especially for important tasks like Attach Claims Support or Clarify Construction Drawings.
Set the compression to medium and choose 'Web Ready' or similar options in 'Optimize PDF'. This keeps the balance between small size and decent quality, useful for Answer Filing Requirements or posting public documents.
Yes, scanned PDFs are often bigger because they are image-based. Acrobat uses OCR and special compression for scans. You can make scans much smaller, but images may lose more quality than text-based PDFs.
| PDF Type | Compression Result | Quality Risk |
|---|---|---|
| Scanned (image) | Smaller, more reduction | Higher loss |
| Text-based | Moderate reduction | Lower loss |
| Mixed (text+image) | Varies | Medium loss |
After compressing, use Acrobat’s 'Share' feature to send the PDF by email or generate a secure link. This is handy for Notify Board & Leaders or handling Routine Inquiries where fast delivery matters.
Acrobat does not compress PDFs by default when saving. You must use the 'Optimize PDF' tool each time you want to shrink a file. For repeat work, you can set up an Action Wizard to speed things up.
Currently, Acrobat doesn’t use AI specifically for compression. The tools are manual but give you control over quality and size. AI may be added in future updates to suggest settings or automatically balance size and quality.