| File extension | |
| Internet media type | application/pdf |
| Description: | PDF stands for Portable Document Format and uses the .pdf file extension. It was invented by Adobe in 1993. For many years it has been one of the most commonly used file formats. The main aim of the PDF is to send important information to another person quickly and easily. PDFs can combine text and multimedia within one document, they work with nearly all hardware and operating systems.
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| Technical Details: | PDF is a 7-bit ASCII file with a fixed layout. PDF uses the PostScript language, which makes it possible to display a range of text fonts, graphics and other media in a single, universal file. Some PDF documents have an encryption feature that will keep them from being read until whoever is opening the document provides a password. |
| Developed by | ISO |
| Initial Release: | 15 June 1993 |
| Useful links: |
https://en.wikipedia.org/wiki/PDF https://acrobat.adobe.com/us/en/acrobat/about-adobe-pdf.html |
If you don’t have the software downloaded to your computer, the best free service will be the online one. Try AltoUnlock for this purpose. It has a number of advantages over other programs. It’s fast, user-friendly and allows importing and importing documents from different storage systems like Cloud Storage and GoogleDrive.
One of the fastest ways to unlock a document is by doing so via an online service. This is actually an advantage since you do not need to install software, register or even pay for registration. Such services are easily accessible from this browser on any internet-connected device.
It may be the template you locked yourself for the purpose of sharing by email or you might have a file from a third party. Regardless, although some websites offer files in PDF format, they are not always available for preview. What usually happens is when one downloads it for a set price, the owner needs to provide a set password to it.
There are step-by-step instructions for processing your files:
The locked document can come from your friend, co-worker or any other person. Anyway, do not forget to ask them to provide you with a password, otherwise, there will be no way to read or edit it. With our service, all restrictions can be easily removed from a document and you will be able to edit or rearrange the pages. The interface of our service is easy to use and any new user can process documents with it in just minutes.
Google Chrome is a powerful editor, that can easily be installed on every device. Thanks to its multi-platforming and the wide variety of additional functions in combination with extensions, it is an extremely useful and dynamic browser. Any user can customize it according to personal needs, adding a specific background, selecting the style of font and adding personalized extensions for any purpose. For example, the Alto Unlock for Chrome is a perfect free tool when it comes to unlocking documents. Here is how you can process documents with this extension:
The Alto Unlock extension for Chrome is very useful for those who use the unlocking function rarely and often. It is simple in installation and use, enriching the browser with one more feature, available at any time. It takes no device’s memory, as extension integrates with Chrome, not in the device. The solution unlocks any file in half of a minute and decrypts it making available all information the file contains. It will be available for review, editing and sharing with other users.
Unfortunately, Windows itself does not have pre-installed tools to remove protection from templates. To do so, a user needs to install software containing a password removing option. Also, it’s possible to use an online-based service and process the template with it. You can select either a paid or free solution. It might have numerous functions or concentrate on one specific function only. It’s up to you whether to choose a paid or unpaid option. Here’s an example of how you can edit a template using Acrobat Pro installed on a Windows computer:
PDFs are very widespread among Windows users, almost the same as Word documents. That’s why everyone should decide what service to use for editing, signing, rearranging pages, locking and unlocking. Because once you decide it, it will be easier to process your files and you will not need to search again for the appropriate solution. Those who are used to working without an internet-connection should install special software. People who are often online can select cloud-based services.
All computers and laptops on the Mac operating system have the preview option for PDFs. It was developed so users wouldn’t have to purchase or install additional software.
And in this instance, there is no need to use online apps. One can simply read the document’s content, rearrange its pages or combine several templates in one. It's also easy to remove protection from the template. But you need to know the correct password.
The instructions for removing a password are given below:
Do not forget to include a folder for saving the sample. It will be stored in the directory you have chosen. This tool helps you easily unlock files anytime, even if there is no internet connection available. Your file will be available for making changes, signing and page rearrangement. The document can also be easily shared with any user and you will not need to remove its security features again.
Adobe software is already relatively widespread. This is largely due to the fact that they originally created what is known as PDF format. This application is developed for different devices. The free mobile version of the Acrobat Reader unlocks password-protected files. The desktop software has this feature only in the paid version. It's just easier to install the mobile app for free and unlock files with it.
Acrobat is good for those who work with PDFs on a regular basis and have enough memory in their devices to work with this solution. To unlock a document with this application, follow the steps given below:
As you can see, those who installed the Pro version of Acrobat can easily update security settings and unlock their PDF documents in a few minutes. This is ideal if you can't get connected to the internet. You can then edit the document and add your signature to it. It's also possible to delete or rearrange template pages. Finally, share the sample with other users by attaching it to an email.
You no longer have to waste your time
In contrast to most PDF unlockers, our tools exist in the cloud and don’t require any installations. Your hard drive space remains free, while you access your documents from your smartphone or tablet. Manipulate your documents without leaving your browser. Edit PDF documents for free and without any registration.