B&N ebook was encrypted by credit card and user, user must input correct info to remove NOOK ebook DRM, this is way to find your correct information in your B&N account.

1. Go to bn.com, login in your account, goto Manage Account page,

2. Select time period, click “find” button to find your latest order , click one order ,

3. In order detail page, you find credit card # and user name, try those info in converter to remove ebook drm .

User Name: This is the name used by Barnes and Noble to generate your encryption key. Seemingly at random, Barnes and Noble choose one of three places from which to take this name.

  1. . Most commonly, it’s your name as set in your Barnes Noble account, My Account page, directly under PERSONAL INFORMATION.
  2. Sometimes it is the the name used in the default shipping address,
  3. Sometimes it’s the name listed for the active credit card.

IF you change credit card # in BN account

you need to delete downloaded ebook files in NOOK for PC, re-download them again, then input new cc to remove drm.

EPUB, MOBI, AZW and PDF eBook DRM Difference

You should know the difference between EPUB, MOBI, AZW and PDF eBook Formats.

EPUB

The EPUB format is probably the most common of all the formats and is widely supported across all platforms. Most eReaders like Apple’s iBooks, Barnes & Noble’s Nook, Adobe Digital Editions, Aldiko on Android among others (nearly 300) support .epub files.

**epub has different DRM protection :

  • iBook has FairPlay DRM – can’t remove drm
  • Adobe Digital Editions DRM – can remove drm
  • Barnes & Noble’s DRM – Partial ebook can remove drm

The EPUB format is an open standard. That means it is free and publicly available though there are specific rules for its usage. The EPUB standard is maintained by the International Digital Publishing Forum (IDPF), a global trade and standards organization.

MOBI

The Mobipocket ebook format is another open standard for eBook publishing. It was bought by Amazon. It is also cross-platform. eBooks in this format can have the .prc or .mobi extension.

MOBI formats can take complex content, include advanced navigation controls, supports indexing and a high degree of compression. For instance, readers can add their own pages, freehand drawings, annotations, highlights, bookmarks, corrections, and notes if devices support it. It can also include a dictionary. MOBI formats are suited for smaller screens because the image size limitation of 64K. The image size and image format (GIF) puts the format at odds with larger display devices like tablets.

MOBI can also display reflowable content and fixed width layout.

**mobi ebook DRM can remove.

AZW

AZW is a proprietary format developed by Amazon specifically for the Kindle eBook reader. It has its roots in the MOBI format but has better compression and encryption apart from a few more changes. The AZW format has found its place in many platforms with Kindle reading apps apart from Kindle. But AZW files can only be obtained from the Amazon online bookstore.

AZW format is DRM (Digital Rights Management) restricted and is locked to the device id which is registered automatically with the user account of the Kindle purchaser. But DRM free books also carry the AZW extension but they are really no different from MOBI files.

**azw ebook DRM can remove.

PDF

Adobe’s pet format – the Portable Document Format or PDF is one of the oldest eBook formats and the most used. It was made open from 2001. The PDF format supports fixed width layout and reflowable content. Because of their commonness, many tools exist to create, edit, and secure PDF documents. For instance, you can easily convert webpages to PDF and keep them archived.

PDF files can be digitally signed and securely locked against editing and this has also promoted there use along with the fact that they are viewable and printable on virtually any platform. PDF format is preferred because PDF files preserve the original layout of any document which has any type of data – text, drawings, multimedia, video, 3D, maps, full-color graphics, photos, and even business logic.
Conclusion

Multiple formats can confuse us. But the good thing is that tools exist that can help us convert PDF to EPUB, MOBI or HTML or convert PDF for Kindle readers. We hope this basic guide has helped to give you an understanding of all the popular eBook formats out there. Which one do you use most often.

**Adobe digital editions PDF DRM can remove.


How to remove expired days from library eBook

if you borrow a public library ebook, the longest days is 21 days that you can borrow,  if you want to read more longer than its expired,  you must removal DRM protection from public library ebook.

ePub DRM Removal is tools to remove DRM protection and remove expired limitation of public library epub books. you can download it at here.

Difficulty Level: Easy

What You Need:

  • A epub book with DRM that download using Digital editions, install at here
  • A Winndows PC
  • ePub DRM Removal : application that download from ebook converter
  • An Android tablet, or some sort of portable device that accepts ePub format

1). Install Adobe Digital editions, you can skip to next step if you have already installed.

2). To get your epub ready to remove DRM protection, you must add DRM epub into Adobe Digital editions library if you download DRM epub from 3rd program other than Digital Editions,like sony reader, click “Library” button in toolbar, select “Add item to library”, find epub in Sony ebook folder, “My documnet\My books\Reader Library”, select ebook to add.

3). ePub DRM Removal is easy to use, just select public library epub file from digital editions library folder, and click “Remove DRM” button.

4) When you’re ready to removal DRM protection , click “Removal ePub DRM” button. After a few seconds, you’ll have an ePub book in output folder.

5) Once find decrypted ePub file in Windows Explorer, you can upload it to e-reader device or convert to other format, enjoy reading.

OverDrive Library

OverDrive currently hosts more than 1 million premium digital titles from more than 1,000 publishers, including Random House, HarperCollins, AudioGO, Harlequin, and Bloomsbury. Our digital distribution services are utilized by more than 19,000 libraries, schools, and colleges worldwide. For two consecutive years, OverDrive has been named to the EContent 100 as a company that matters most in the digital content industry.