noautomount Or disable udisks2 manually:
sudo ddrescue -d -f /dev/sdb /dev/sdc rescue.log The -d (direct disk access) key bypasses the kernel cache, giving better raw reads. Having a key is one thing; having a master key is another. To make your disk internal Linux reader better , you need to modify default behaviors. Disable Auto-Mounting Most live Linux environments auto-mount drives, which can freeze a failing disk. Create a "safe reader" key by adding this to the boot parameters: disk internal linux reader key better
lsblk -f This shows all disks ( sda , sdb , nvme0n1 ), their partitions, and file systems. Your internal drive is usually sda (SATA) or nvme0n1 (NVMe). To read a Windows internal drive: noautomount Or disable udisks2 manually: sudo ddrescue -d