How to fix "Drive not accessible, the semaphore timeout period has expired"?

Please tell me how to fix error: D drive is not accessible, the semaphore timeout period has expired? This error occurs whenever I try to access the hard drive. The data on the hard drive is very important so I am not able to just reformat the hard drive. I want to get data back from D drive.

There are two reasons cause it:

1. The controller is damaged and hard drive failed.

2. There are bad sectors on hard drive, so the hard drive is damaged.

There is no way fix the error: "Drive not accessible, the semaphore timeout period has expired", the only way is to recover data from inaccessible drive.

How to recover data after "Drive not accessible, the semaphore timeout period has expired"

Solution 1: Connect this damaged hard drive to another computer as slave drive and then try M3 Data Recovery.

M3 Data Recovery is a free data recovery software provides a quick way to recover data from inaccessible drive, recover data from corrupted drive, recover data from formatted drive, etc.

Step 1: Download and install M3 Data Recovery Free on your computer.

Step 2: And then run M3 Data Recovery Free.

Step 3: Choose the Data Recovery module.

Data recovery after drive not accessible, the semaphore timeout period has expired

Step 4: Choose the inaccessible drive and click Next to scan, All files will be found in minutes.

Data recovery after drive not accessible, the semaphore timeout period has expired

Step 5: Select the files you want to recover from inaccessible drive and then save them.

Solution 2: If the damaged hard drive is not be recognized by Windows disk management and M3 Data Recovery, or M3 Data Recovery cannot read data from this damaged hard drive, please send it to a local data recovery company for help.

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