Panasonic Toughbook CF-U1AQB1G2M Operating Instructions Manual page 28

First-time Operation
B Click [Disk Management].
C Right-click the partition for Windows ("c" drive in the default setting), and
click [Shrink Volume].
 The partition size depends on the computer specifications.
D Input the size in [Enter the amount of space to shrink in MB] and click
[Shrink].
 You cannot input a larger number than the displayed size.
E Right-click [Unallocated] (the shrunk space in the step D) and click [New
Simple Volume].
F Follow the on-screen instructions to make the settings, and click [Finish].
Wait until formatting is completed.
NOTE
 You can create an additional partition using remaining unallocated space or
newly creating unallocated space.
 To delete a partition, right-click the partition and click [Delete Volume] in the
step C.
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