PDF Office Pro, Acrobat Expert funktioniert nicht

Using PDF Office Pro, you can edit PDF text, edit PDF Images, draw on PDF docs with Apple Pencil (not required to draw), convert images to text, invite people for real-time collaborative editing, fill PDF forms, sign PDF docs, edit hyperlinks and upload unlimited PDFs on iCloud and access the data from any iOS and Mac device.  PDF Office Pro offers all the basic functionalities such as reading, highlight, draw, sign and organize PDF files; and more advanced features like rearranging PDF pages, real-time collaborative editing, online syncing, annotation, and so much more... • Edit, add, remove existing word/s or text/s or image/s.  Save, replace, delete and resize PDF images. • Upload and Sync unlimited number of PDF files on iCloud and access the data from any iOS or Mac device. • Create a shared folder by inviting iClouds users for real-time collaborative editing.  Edit text, images, sign, forms, highlight, OCR image to text, collaborate, use widgets, and much more!  PDF Office Pro is a productivity app that offers a feature packed way to work with PDF documents.  Get everyone’s feedback in one place. • Enable dark mode feature for long - time reading.  Change the font, size, and color, alignment, fill static PDF docs/forms.  Introducing PDF Office Pro, the best PDF editor and reader!  Easily adjust the buttons and toolbars according to your convenience. • The conversion is done on our AWS secure server. 1) We completely erase the data server every 24 hours. 3) We even change the name of the PDF to gibberish before uploading!