You can try partition recovery software but it really depends how serious the problem is. If your external hard drive is starting to fail, recovery may not be successful. Try this free one: http://www.easeus.com/partition-recovery/
You can try partition recovery software but it really depends how serious the problem is. If your external hard drive is starting to fail, recovery may not be successful. Try this free one: http://www.easeus.com/partition-recovery/