I have this exact problem with Calibre and Kindle PaperWhite (10th Gen). I checked every part over here )https://www.mobileread.com/forums/showthread.php?t=118560) but I think it's an OS problem.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1792085 Title: MTP not working/very slow on Bionic To manage notifications about this bug go to: https://bugs.launchpad.net/libmtp/+bug/1792085/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs