SHELL

diskpart assign letter

# assign a letter to a Drive partition
# Type the steps one by one in command prompt
# You shouldn't type the lines that begin with #
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# oepn diskpart
diskpart
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# list the partitions on the selected disk
list volume
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# now select the partition you want to assign a letter to(in this case we'll select partition 0)
select volume 0
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# and finally assign the letter you want to selected partition(in this case we'll assign letter D)
assign letter=D
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# Done, now exit.
exit
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