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If you don't sign in with an Adobe ID, you can only complete one free transaction and download the resulting file one time. To remove it, you'll need to purchase an Adobe Acrobat subscription or sign up for a seven-day free trial of Adobe Acrobat Pro. When you add a password to a PDF using the free version of the Protect PDF tool, you won’t be able to remove the password.Similarly, the Insert PDF Pages tool has a maximum limit of 1,500 pages for the final file, with each inserted file limited to up to 500 pages.With the Merge PDFs tool, you can create a merged PDF of up to 1,500 pages you can combine up to 100 files, with each file having up to 500 pages.The Split PDF tool lets you split a PDF of up to 1GB with a maximum of 1,500 pages into as many as 19 files.
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A maximum of 500 PDF pages are supported by these tools: Delete PDF Pages, Rotate PDF Pages, Reorder PDF Pages, Extract PDF Pages, and Crop PDF.
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