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How to find my Kindle serial number? --
I have a KPW2, unfortunately, the screen is broken, how can I find my KSN now?
VitalSource eTextbook to pdf --
i have already bought your software
Activation key: P9EWYFF-VG98NN-GJR62B-ZEFXQP-SP77UJW
does if convert VitalSource bookshelf to pdf file ?
Registration Code --

I have bought:
Epubor Ultimate for Mac on sep 16, 2015
Single User License
Licensed to: stefan.knudsen1@gmail.com

Registration Code
Epubor Ultimate for Mac

but every time I try to use the program the license has expired, and now I have retrieved it three times and I'm not able to retrieve any more.
Why does my license expire so often?

can it remove drm from scribd books --
I have scribd account so can it remove the drm from scribd books
Epubor VitalSource Downloader --
Epubor VitalSource Downloader is not accessing all of my titles for download. I can only access the most recently purchased lifetime purchase. There were 2 more titles I bought before that, and I can still access them through VtialSource. Is this a glitch?
Recently, I have updated my Kindle for PC to version 1.25, I can not remove my Kindle DRM any more. Is this some new Kindle kfx drm? How to handle this new Kindle kfx drm?
Unsupported DRM --

I download DRM removal for free trial and want to decrypt some EPUB files, when I drag them to the software, most of them are decrypted, but only the rest one failed and I get the error message "your book is protected by a kind of DRM we do not support".

It's strange. I can read all of them via Adobe Digital Editions. Anyone knows how to fix this problem?

Unknown DRM --
Hi I just downloaded a new epub book using ADE 4. When I tried to converted it. It says unknown DRM. Any suggestions with this issue please? Thank you
Please refresh your browser? --


I purchased Epubor Vitalsource downloader. I was trying to convert a textbook into a pdf file, but it failed. There was a output file, in which there is a phrase "Please refresh your browser" with a picture of a robot on all pages. I tried many times, but all failed. Please let me know how to solve this problem.


How to uninstall Epubor on Mac? --
I have installed the software on Mac, and there are something wrong with it. I want to uninstall and reinstall it to solve the problem. But how can I uninstall the software? I'm not very good at Mac. Please help.
Free Trial Activation --
The website says that there is a 30 day free trial, but the program asks for a registration code. How can I try before buying?
Can I Send EPUB to Kindle by "Send to Kindle" Service?
Does the license can be moved from 1 computer to another computer? I just purchase a new computer.
eBook conversion failed --
I used the free trial today to convert my epub books to mobi, all was working well. It worked for about another 80 books but now just keeps coming up with a 'failed' message beside the book whenever I try to convert the format.
What's the difference between Ultimate and All DRM Removal? I want to purchase a DRM removal tool and don't know buy which one.
Failed to remove DRM from PDF files --

I can read the PDF in ADE, but I cannot decrypt it with the software:

decrypt failed:DeDRM4PDF - Ultimately failed to decrypt. please make sure you can read this ebook on Adobe Digital Editions at first. DeDRM: Build C562
start to decrypt Oeffentliches recht - kurz gefasst.pdf
DeDRM4PDF: Key found.
Ready to start decrypting.
DeDRM4PDF: Encryption key invalid... trying others.
DeDRM4PDF - Ultimately failed to decrypt

What can I do to decrypt my PDF files?

How can I recover my license --
My license is invalid, I want to recover it by myself. How can I use the feature on the software?
Do you have any product can convert audio book from scribd? Or remove drm from scribd audiobook?
Do you know how to make those personal documents appear/sync  on the Kindle for Mac app?
I'm familiar with the Japanese e-book stores like Kindle, honto.jp, and Kobo, but all of their books seem to have DRM, and none of them allow you to read books on your computer. Are there any bookstores that sell DRM-free e-books in Japanese?
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