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Last updated on Jan 16, 2026

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At first, I was disappointed by the service. We needed to fill out a rental application and have been very stressed. We found this website which seemed to be a dream come true. After having filled out all of the painstaking details, found that we had to pay to be able to fill out a document online. This was very frustrating. However, a customer service representative quickly resolved our issues. Thank you.
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2014-06-03
I never used the internet to fill in forms and PDFfiller sure is a saver although I hever had any used of this type in the past, Thank you for making us illiterate users show us how to do it
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2014-06-17
App produces error during install for smartphones. Should favor browser entry, or at least make link more prominent. Also, the way that some of the advanced features are not available to a subscription is a bit misleading they way they are presented IMO... At the very least, the base subscription should provide limited quantities of some of the more advanced features... (monthly counter etc.) ~ Because the casual user may really benefit from these features (in low volume.) And there's little incentive to not just "get by" with the free services if they're not available.
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2018-10-20
Successful Chat Support Kara helped me locate a document that I could not find after downloading it. What a relief! I was extremely worried because personal information was on the document. Through the chat support feature, Kara guided me in locating the document in my account (which I didn't know I had), moving it to the Trash, and then permanently deleting it.
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2023-06-26
Definitely recommend!! Pdf filler was easy to use and it has endless things you can fill. I have not come across anything else like it. The team and customer service is top notch, quick, friendly and helpful!
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2020-10-25
As a new remote teacher, it has saved me so much time!! I use it to convert worksheets, making them able to be filled by my students in google classroom.
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2020-04-22
WE HAVE a issue because date of birth format used by pdf filler is mm/dd/yyyy whereas in Australia all forms use dd/mm/yyyyy format. send me a solution tip.
ARUN
2025-03-18

Merge PDF in Windows without compatibility issues

When it comes to coping with files in Portable Document Format, different operating systems have various problems. Some of them only allow a partial editing, and some have no instant solutions at all. pdfFiller helps you with avoiding spending hours looking for a platform that’s compatible with your device and allows you to Merge PDF in Windows.

Simplify your workflow and use pdfFiller, a powerful solution for efficient document management. Just establish your network and navigate to pdffiller.com to reach our professional online editing tool.

Why should you choose to Merge PDF in Windows in a web browser:

01
An all-in-one service. Update content, manage pages, insert fillable fields, and convert files in one comprehensive editor.
02
Secure storage. All your actions are encrypted according to the latest security standards.
03
A cloud-based solution. Access all needed records from any device you have at hand.
04
No particular software and hardware requirements needed. You don’t need the newest tools.
05
Advanced protection. Increase your security by moving documents to the Encrypted folder. Set a password for accessing material or request recipients to provide additional authentication using a photo or a social network profile.
06
Solve your problems faster. Open the website, create an account, and complete PDFs.

Accelerate document management-related processes with the right tools and features with our app. Improve your workflows today!

Merge PDF in Windows Feature

The Merge PDF feature in Windows simplifies your document management. With just a few clicks, you can combine multiple PDF files into one consolidated document. This function empowers you to organize your important papers effectively.

Key Features

Combine multiple PDF files into a single document
User-friendly interface for easy navigation
Fast processing time, even for large files
Maintain original formatting of all merged files
No need for additional software or expensive tools

Potential Use Cases and Benefits

Organize project-related documents for easier access
Prepare reports by merging different sections into one file
Simplify document sharing by reducing the number of files
Create a single PDF from multiple invoices for easier tracking
Streamline presentations by combining slides and notes into one file

This feature effectively solves the challenge of managing numerous PDF documents. Instead of handling multiple files, you can merge them into one, which saves you time and effort. Say goodbye to cluttered folders and hello to streamlined organization.

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How to Merge PDF in Windows with pdfFiller

Merging PDF files in Windows using pdfFiller is a simple and efficient way to combine multiple PDF documents into one. Follow these step-by-step instructions to merge your PDF files:

01
Open pdfFiller in your web browser and log in to your account.
02
Click on the 'Merge' tab in the top menu.
03
Click on the 'Merge PDF' button.
04
In the pop-up window, click on the 'Add Files' button to select the PDF files you want to merge. You can select multiple files by holding down the Ctrl key while clicking on them.
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Arrange the order of the files by dragging and dropping them in the desired sequence.
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If needed, you can remove any unwanted files by clicking on the 'x' button next to their names.
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Once you have selected and arranged the files, click on the 'Merge' button to start the merging process.
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Wait for the merging process to complete. This may take a few moments depending on the size and number of files being merged.
09
After the merging process is finished, you can download the merged PDF file to your computer by clicking on the 'Download' button.
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Optionally, you can also save the merged PDF file to your pdfFiller account or share it with others using the provided options.

By following these simple steps, you can easily merge multiple PDF files into one using pdfFiller's Merge PDF feature in Windows. Enjoy the convenience of having all your documents combined in a single file!

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