Do you need to highlight some passages of a PDF but when you try to do this a message warns you that

A friend of yours sent you a PDF document via email and you noticed that some pages of the file are upside down

Have you downloaded a PDF file full of beautiful images from the Internet , so you would like to extrapolate them from the document to

Some time ago, we saw together how to transform a PDF to Word online using some convenient web services that allow you

Have you tried to modify the content of a PDF document but the program you usually use to perform this kind of operations

Do you want to protect your business documents in PDF preventing someone from printing them unauthorizedly, but you do not know how

Have you run out of space on the USB stick in which you keep all your study and / or

After so much trouble, you have finally managed to get your chemistry teacher’s notes. Now you can start studying seriously to

With friends always poking their noses among the documents (perhaps business) you have on your PC, you have no other

Would you like to create a PDF with some that you have taken, or maybe you have downloaded from the