Underline In PDF Online on Linux For Free

Drop document here to upload
Select from device
Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, JFIF, XLS, XLSX or TXT
Note: Integration described on this webpage may temporarily not be available.
0
Forms filled
0
Forms signed
0
Forms sent

Discover the simplicity of processing PDFs online

Card illustration
Upload your document in seconds
Card illustration
Fill out, edit, or eSign your PDF hassle-free
Card illustration
Download, export, or share your edited file instantly
Top-rated PDF software recognized for its ease of use, powerful features, and impeccable support
Trust Seal
Trust Seal
Trust Seal
Trust Seal
Trust Seal
Trust Seal

Every PDF tool you need to get documents
done paper-free

Card illustration

Create & edit PDFs

Generate new PDFs from scratch or transform existing documents into reusable templates. Type anywhere on a PDF, rewrite original PDF content, insert images or graphics, redact sensitive details, and highlight important information using an intuitive online editor.
Card illustration

Fill out & sign PDF forms

Say goodbye to error-prone manual hassles. Complete any PDF document electronically – even while on the go. Pre-fill multiple PDFs simultaneously or extract responses from completed forms with ease.
Card illustration

Organize & convert PDFs

Add, remove, or rearrange pages inside your PDFs in seconds. Create new documents by merging or splitting PDFs. Instantly convert edited files to various formats when you download or export them.
Card illustration

Collect data and approvals

Transform static documents into interactive fillable forms by dragging and dropping various types of fillable fields on your PDFs. Publish these forms on websites or share them via a direct link to capture data, collect signatures, and request payments.
Card illustration

Export documents with ease

Share, email, print, fax, or download edited documents in just a few clicks. Quickly export and import documents from popular cloud storage services like Google Drive, Box, and Dropbox.
Card illustration

Store documents safely

Store an unlimited number of documents and templates securely in the cloud and access them from any location or device. Add an extra level of protection to documents by locking them with a password, placing them in encrypted folders, or requesting user authentication.

Customer trust by the numbers

64M+
users worldwide
4.6/5
average user rating
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:
So far it has met my needs and wants. While there has been a struggle with removing the Electronic disclosure page, their technicians and chat support are quick to respond.
Kory H
2018-05-29
PDF filler has replaced my Adobe Acrobat because of how easy it is to use and it's functions that match my business model. The unlimited filler links are extremely helpful for my clients. The ability have the html coding for each link, the mass link / excell options and the ability to sell my forms. It is a life saver!
Sylvia
2020-01-29
Exceptional Support ... Exceptional Support ...I purchased an online PDFfiller annual plan for $120 by mistake. I really only wanted to try it for a month. Anyway, as it turned out, it was not a good fit for me so I requested a cancellation. It is one of the most hassle-free refunds that I ever experienced ... was done overnight for the full amount. I am truly impressed and will gladly do business with them again.D. McPhersonEntrepreneur
D McPherson
2019-06-12
Works great, I have never had a problem. Easy to fill in forms. Easy to use. Everything is labeled well so you can find what you need to do quick. The files are always where I need them to be. I haven't had any problems using this software. There isn't anything bad I can say because I haven't ran into anytjing.
Michelle F.
2017-11-14
this programme has helped me tremendously... i am a first time user of this pfdffiller and not good and computer programes so thanks so much for this easy programme
SOPHIA J
2024-08-07
You get what you expect What I expected from this when I signed up. It is easy to use when editing pdf files, I need to submit for my school requirements. So far, I am satisfied on what I am experiencing and giving it a 5 star.
Lyle
2023-05-01
What do you like best? I like the fact that it is a browser-based software, no download required. What do you dislike? That fact I most dislike is that you can't pay per use, as I don't edit pdfs very often. Recommendations to others considering the product: Make sure to cancel your subscription after you are done using it What problems are you solving with the product? What benefits have you realized? The problem I was solving using this was filling out a housing application for an apartment. This was very helpful and even better than acrobat in terms of placing text.
Jack Peterson
2021-08-16
i have tried 3 other pdf software for… i have tried 3 other pdf software for converting and this is by far the easiest one to use and being able to upload/merge 5 docs at time speeds up the process ....amazing - very impressed
katy grundy
2021-06-14
This program is such a life saver This program is such a life saver, very easy to use, now people I send documents will be able to read the document, also allows you to sign a document as well. 10 out of a 10.
FDNYbuffL
2021-05-16

How to Underline In PDF Online on Linux

Follow the step-by-step guide and manage PDF on Linux like a pro.

01
Open your preferred browser and go to the pdfFiller website.
02
After a simple registration process, you can upload a file and use the Underline In PDF Online on Linux feature.
03
Alternatively, place your cursor on the button for adding new documents and select another import option.
04
Your file will open automatically. Edit its content with the options from the toolbar at the top of the screen.
05
Rearrange, insert new, or delete old pages if required.
06
To make your sample interactive and allow a recipient (the green button above the red one).
07
Check the doc’s information and its validity.
08
Click Done to finish the editing process and return to the Dashboard.
09
To create one file from two samples, go to the Documents folder and select More > Merge.
10
Export the file in several ways. Your options can be found at the top-right of your screen.

Underline In PDF Online on Linux

Underline In PDF Online on Linux allows you to quickly and efficiently emphasize text in your PDF documents.

Key Features

Simple and intuitive user interface
Compatible with all Linux distributions
Quickly underline any text in a PDF
Save and share your edited documents easily
Access your PDFs from any browser without installation

Potential Use Cases and Benefits

Highlight important sections in reports and presentations
Mark essential information in research papers
Emphasize key points in legal documents
Enhance collaborative projects by underlining notes and comments
Organize your study materials effectively

With Underline In PDF Online, you can effortlessly underscore important information, making your documents clearer and more accessible. This tool addresses the common challenge of organizing PDFs, allowing you to focus on what matters. You will enjoy a seamless experience while enhancing your documents, saving you time and effort.

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
Evince (or Document Viewer), the default pdf viewer as of Ubuntu 18.04 also supports highlighting and annotations. To show the annotations menu bar, you must click on the red circle (see below). The annotation options appear and you can annotate or highlight as seen in the blue circle in the image below.
Once the text is selected, a formatting toolbar will appear above it. Click on the 'Underline' button in the formatting toolbar. The selected text will now be underlined. To remove the underline, simply click on the 'Underline' button again.
In the default document viewer that comes with Ubuntu, you can use ctrl + H to highlight the text.
How to use the Linux edit PDF command line. Download and the program on your computer. In the main interface, select Open and choose your PDF. From here, you can edit any images if you wish and then adjust the text. Export the file from the program by clicking Export to PDF in the right panel of the program.
To annotate a PDF file on Linux using Evince, you can follow these simple steps: Find the PDF file you want to annotate and open it in Evince. Once the PDF is loaded in Evince, click the Thumbnails dropdown arrow on the upper left corner. A menu of options will appear, and you will need to choose the Annotations option.
PDF annotation on Linux using Evince. Find the PDF file you want to annotate and open it in Evince. Once the PDF is loaded in Evince, click the Thumbnails dropdown arrow on the upper left corner. A menu of options will appear, and you will need to choose the Annotations option.
Re: PDF Highlight specific text choose > Comments > Highlight Text will highlight only the current selected text.

#1 usability according to G2

Try the PDF solution that respects your time.
Trust Seal
Trust Seal
Trust Seal
Trust Seal
Trust Seal
Trust Seal