PARTITION lossed a drive how to backup

[aneeshsuresh]

Hello,i have both ubuntu and windows.
while installing ubuntu,i tried to give little more memory from my F drive. now,i couldn't find my F-drive in Windows.please help me to get it back without lossing data

 

[brythespy]

you can try disk management go to Start then right click Computer click manage then disk management then find your partiutopn and reassign drive letter