Now I see the root cause of problem: https://www.fujitsu.com/pl/products/computing/peripheral/scanners/scansnap/ix500/
Your scanner doesn't have FlatBed. To workaround it you could use ADF feeder. ** Changed in: simple-scan (Ubuntu) Status: Invalid => New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1709890 Title: Simple Scan Ignores Back or Front & Back Selections Fujitsu ScanSnap iX500 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/simple-scan/+bug/1709890/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs