Convert PNG to PDF and Lock PDF for Laptop Gratuit

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Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, JFIF, XLS, XLSX or TXT
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Edit, manage, and save documents in your preferred format

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Convert documents with ease

Convert text documents (.docx), spreadsheets (.xlsx), images (.jpeg), and presentations (.pptx) into editable PDFs (.pdf) and vice versa.
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Start with any popular format

You can upload documents in PDF, DOC/DOCX, RTF, JPEG, PNG, and TXT formats and start editing them immediately or convert them to other formats.
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Store converted documents anywhere

Select the necessary format and download your file to your device or export it to your cloud storage. pdfFiller supports Google Drive, Box, Dropbox, and OneDrive.
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Convert documents in batches

Bundle multiple documents into a single package and convert them all in one go—no need to process files individually.
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Preview and manage pages

Review the documents you are about to convert and exclude the pages you don’t need. This way, you can compress your files without losing quality.
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Protect converted documents

Safeguard your sensitive information while converting documents. Set up a password and lock your document to prevent unauthorized access.

How to quickly convert and compress your PDF?

Upload your document

Upload a document from your device, cloud storage, email, or URL.
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Use the converter tool

Select your document and click Convert .
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Select format and destination

Decide on the file type and where you want to save the converted document—on your device or in your cloud storage.
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Manage pages and additional settings

Once everything is set, you can access advanced settings to compress a document by excluding unnecessary pages, set passwords, and select other options.
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Top-rated PDF software recognized for its ease of use, powerful features, and impeccable support
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Customer trust by the numbers

64M+
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4M
PDFs edited per month
9 min
average to create and edit a PDF
Join 64+ million people using paperless workflows to drive productivity and cut costs

Why choose our PDF solution?

Cloud-native PDF editor

Access powerful PDF tools, as well as your documents and templates, from anywhere. No installation needed.

Top-rated for ease of use

Create, edit, and fill out PDF documents faster with an intuitive UI that only takes minutes to master.

Industry-leading customer service

Enjoy peace of mind with an award-winning customer support team always within reach.

What our customers say about pdfFiller

See for yourself by reading reviews on the most popular resources:
I was disappointed that the orm did not perform the calculations called for - I had to do them off line on a calculator. Did I miss something? Type size was very small and I did not know how to change it.
Robert D. S
2015-05-10
I thought it was great & easy to use. Only reason I didn't give it 5 stars was I would have liked to have known I had to buy a subscription before I could print my document. I probably won't need to use it again in the foreseeable future.
Susan
2016-03-30
It was very good. However, I would be interested in the webinar because I have not figured out how to download a document from another site to my account as I was advised by the support person.
Reba M
2017-12-15
It was very easy to use and was user friendly for using the icons to understand what I was doing. Process was a little slow, but I think that was my computer!
Suzanne C
2019-06-14
I liked the ease of using the pdf filler and being able to save and print my documents. If I needed this service regularly, I probably would purchase the service and explore pdf filler furthe
corenna w
2019-06-29
Easy to use! I found the system very easy to use and have only scratched the surface. Converting documents to an editable form was easy to do and the system made it easy to find available PDF or other formatted versions online. Saving different versions or templates was a bit of a challenge but that was easily remedied.
Harold S.
2019-01-29
Kara was true expert and super patient… Kara was true expert and super patient and understanding. She also gave me links to help guide me further. Thank you so much Kara!
Shaday
2022-02-22
Great app for editing pdf documents and… Great app for editing pdf documents and for getting business done and important documents filled and completed. I am very happy with this
Randy Janush
2021-03-02
I find it useful to put documents into PDF and or add to current PDF documents. I also find it helpful when I am helping my students and their class assignments for tutoring purposes.
Mrs. Alisha Van L
2020-11-30

Convert PNG to PDF and Lock PDF for Laptop

Simplify your document management with our Convert PNG to PDF and Lock PDF features. You can effortlessly turn your PNG images into secure PDFs. This tool empowers you to control access to important documents.

Key Features

Convert PNG images to PDF format easily
Lock PDF files with passwords to restrict access
User-friendly interface for quick navigation
Batch conversion capabilities for efficiency
Compatible with various email clients and cloud services

Potential Use Cases and Benefits

Creating portfolios or presentations from image files
Securing sensitive documents before sharing
Storing images in a compact, universally accepted format
Sending multiple images as a single file for convenience
Archiving important images while preserving quality

With the ability to convert and lock your documents, this tool resolves your need for security and accessibility. You can confidently share your work without worrying about unauthorized access. Start using this feature today to streamline your document handling.

Get documents done
from anywhere

Create, edit, and share PDFs even on the go. The pdfFiller app equips you with every tool you need to manage documents on your mobile device. Try it now on iOS or Android!

For pdfFiller’s FAQs

Below is a list of the most common customer questions. If you can’t find an answer to your question, please don’t hesitate to reach out to us.
What if I have more questions?
Contact Support
To convert an image to PDF, select Print from the image viewer and choose the PDF printer (in this example nova PDF) before clicking on OK. If you need to convert several images at once to a single PDF, use Windows Explorer to select all the images for conversion, right-click on one of them and choose the Print option.
Go to the Image to PDF converter. Upload your image. We accept PNG, as well as GIF, TIFF, BMP, and JPG. Adjust the formatting as needed. Then click 'Create PDF Now'. Continue to modify your PDF, and/or download it to your local drive when you're done.
Go to the Image to PDF converter. Upload your image. We accept PNG, as well as GIF, TIFF, BMP, and JPG. Then click 'Create PDF Now'.
Go to the Image to PDF converter. Upload your image. We accept PNG, as well as GIF, TIFF, BMP, and JPG. Adjust the formatting as needed. Then click 'Create PDF Now'. Continue to modify your PDF, and/or download it to your local drive when you're done.
On your Android device, open the image gallery. Open the image. Select the three dots in the upper-right corner. Select Print. Under Select a printer, choose Save as PDF. Tap Download PDF located in the upper-right corner. Select a location to save the PDF and select Save.
To add an image to your PDF file, simply click the 'Image' button in the left menu, and choose a JPEG or PNG file to upload. You can then easily resize and reposition the image anywhere on the page- perfect for logos and company marks.

How to Convert PNG to PDF and Lock PDF for Laptop - video instructions

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