By Delia / Last update October 23, 2019

Why using external hard drive to backup computer?

■ There’s no denying that it is essential to ensure your operating system and all of your valuable files are safe from accident loss or purposeful destruction. Using external hard drive to backup computer can ensure your data security by store your backups separately.

■External hard drive can be easily attached to computer using an available USB port. So you can store it in a location that separate from your computer, and when a backup is scheduled to occur, you just need to plug the external hard drive into computer.

■The external hard drive can store large amounts of information. So it is one of the best way to backup files.

■An external hard drive is easy to transport and fit for most computers.

How to use external hard drive to backup computer

The best backup software not only can perform the basic backup, but also enables you store backups across multiple storage. Besides, the backup software need to have a helpful wizard that make a newcomer can easily understand the process. What you care most may be the utility and the price of the backup software. AOMEI Backupper meets all the condition mentioned above, and it is a freeware which gives you a brief way to backup data in a time-saving and energy-saving way. Let me show you the detail operation.

Step1. Download AOMEI Backupper, install it.

Step2. Plug the external hard drive into your computer using an available USB port, wait the computer discover it and install the driver. It will pop up a prompt “Your new hardware has been installed and is ready for use”.

Step3. Launch AOMEI Backupper, click the Disk Backup under the Backup option.

Disk Backup

Step4. Select the disk you want to backup, here we are talking about backing up computer, so you need to backup the whole internal hard disk. Then select the external hard drive “E:\” as the destination path.

Select Location

Step5. Confirm all the settings and click the Start Backup to begin the perform, when all the backup is done, click the Finish button to close the interface.


●Disconnect or close the external hard drive once the backup is complete. Make sure to check the option for safe disconnecting, or it will cause loss or damage of data.

●If you just want to backup the new files or modified files regularly, please have a look at the Incremental and Differential.