Due to the advancements in technology, computers have become an essential tool used both for business and personal purposes. It is quite difficult to keep up with the times without a computer with an Internet connection which will keep you updated. With the onslaught of the Internet, it has become an even more essential tool.

If you have a computer set and you have been using it for some time to store data, one of the most dreaded problems that you might - and you will encounter is a hard drive crash.

At one time or another, you would have accidentally deleted a file and if you are not very computer-savvy, you might think that there is no way for you to recover your data.

When this happens, all you have to do is look into your Recycle Bin or Trash folder if the file is still there and restore the file by dragging it onto the desktop. You can also use a file-recovery system which can scan your disk for recoverable data.

However, it is a different case once your hard disk crashes. You may lose all of the important data stored on your hard drive and without a dependable back-up system, you might not think it possible to restore the lost files.

Do not lose hope because there is still a number of solutions available out there to recover your lost data in case your hard drive crashes. First, take a look at the symptoms of a hard drive crash, which would mean that all the important data stored on your computer may be lost:

1. You hear a clicking sound on your hard drive. This basically means that you may have a corrupted ROM or read-only memory chip, or it could also be caused by an electrical problem.

2. You see a blue screen while booting up your computer. This may mean that your computers OS or operating system is corrupted or damaged.

3. Your computer often re-boots, restarts, hangs, or freezes. This may be caused by a virus on your PC, that is why it continually restarts or re-boots even in the middle of an operation. A bad sector causes your computer to freeze or hang while processing data.

4. You keep on receiving error messages while in the middle of an operation. You may receive a Drive not formatted error which means that the partition of your hard drive is damaged.

Another error message that you may receive is Operating system not found. This error appears when your OS is or the files on your hard drive are damaged.

Should you encounter any of these hard drive crash symptoms, here are some first-aid solutions:

- Turn your PC off if you hear a clicking sound on your hard drive, and if you are technologically challenged, get professional help quick! before losing your precious data.

- Take note of what happened, how your PC behaved, and remember any error messages to make it easier for a technician to troubleshoot.

- Use a data recovery software in the event of a hard drive crash. Such software which recovers data includes tools to restore deleted files from your Recycle Bin folder. It can also restore damaged and lost files caused by a virus, or power outage, or bad disk sectors.

-Windows and MAC users should also be aware of the basic file recovery capabilities offered by the system of these computers.

Finally, it is always a good practice to take preventive measures even before your hard drive crashes. Make it a habit to back up and even double back-up your most important files.

If worse comes to worst, you can always get the services of a hard drive recovery expert or get the services of a hard drive data recovery specialist.