Hi hettybembler, Select disk 0 clean Create partition primary size=10240 Select Partition 1 Active Format FS=NTFS Label=OSBOOT Quick Create partition Primary Select partition 2 Format FS=NTFS Label=Data Quick This should create two partitions with C drive size set to 10GB and the rest would be Drive D You can store this in a file and pass it to disk part Diskpart /s <File Name> Hope this helps. Warm regards Gomat.G.B.