I'm using windows and im stuck at

You should now have three partitions: /dev/sdX1 which is MyDocs, /dev/sdX2 which is MeeGo 1.2 Harmattan rootfs, and /dev/sdX3 which is the MeeGo 1.2 Harmattan home directory.

6. If your PC is running a recent version of Ubuntu (or similar) the partitions should be mounted automatically or offered to be mounted. If not:

Find exact partition's names found on your Nokia N9/N950 and mount these partitions:

$ fdisk -l$ sudo mkdir /mnt/n9; sudo mount /dev/sdb2 /mnt/n9