When Slax auto detect External hard drives or USB keys but it permission defaulted to read only. Slax will not allow you to change the file permission. You will not be able to copy important files to the external hard drive.

Following steps will fix the permission problem.

Open Slax Konsole (Terminal Control) and type the following commands in;

umount  /mnt/sdb1
mount -t ntfs-3g /dev/sdb1 /mnt/sdb1 -o force