Acer Laptop Hard Drive Not Detected: Solved

June 6, 2018

This article will introduce you 6 methods to solve Acer laptop not detected issue. Go ahead and find the feasible way that suits your situation.


My laptop (Acer Aspire 5570Z) while booting says hard disk not detected. It all happened suddenly. Nothing was wrong with my hard disk as well, my hard disk is 4 months old (HITACHI TRAVELSTAR) and my notebook is 1 year old. This hard drive is very vital for me; I really need your help. Thank you!

Reasons and solutions to Acer laptop hard drive not detected

There are six main reasons why Acer laptop hard drive not detected. I will walk you through them one by one and find the corresponding solutions.

1. The drive is not enabled in the BIOS

If your internal hard disk is not detected, maybe it is turned off in System Setup. System Setup is also called the System BIOS or sometimes CMOS Setup. Therefore, you should enable it in System Setup. Some motherboard manufacturers disable the unused ports in the BIOS by default. You need to enter the System BIOS to verify their current state. Different manufacturers have methods to enter System BIOS. For example, you can press F2 to enter the System BIOS for Acer and Dell computer.

Besides, you can try to change the disk controller setting from AHCI to IDE in BIOS Setup. It is a method that worth trying according to the feedback of some computer users who have the similar issue.

2. Faulty or unplugged data cable

When you find laptop disk is not detected in BIOS, you should inspect the hard drive connections and the motherboard. Do not be cheated by seemingly normal cable from the exterior, any folding, creasing, crimping data cable can cause the wires to break inside the insulation.

The BIOS will not detect a hard disk if the data cable is damaged or the connection is incorrect. Serial ATA cables, in particular, can sometimes fall out of their connection. Be sure to check your SATA cables are tightly connected to the SATA port connection. The easiest way to test a cable is to replace it with another cable.

3. Out-dated or damaged driver

If your driver is out-dated or damaged, the Acer hard drive will not be detected. Therefore you should go to the Device Manager and check the driver. To update driver or reinstall the driver, you can follow the steps below.

To update driver

Access Device Manager by typing device manager in the Search Box and hit Enter. Expand the categories of Disk drivers. Find the name of your hard drive, right-click it and select Update Driver Software…. Then select Search automatically for updated driver software.

Update Driver

To troubleshoot driver

If the driver is damaged, there is a yellow exclamation point beside the device. Right-click on the device that has a yellow exclamation point beside it and navigate to Properties -> General -> Troubleshoot. Then follow the instructions to solve damaged driver issue.

To reinstall driver

If you cannot fix driver issue by updating or troubleshooting the drive, you can try reinstalling the driver. Uninstall drive from Device Manager, then restart PC and Windows will automatically reinstall the drivers on the hard drive for you.

How to fix Acer laptop hard drive not detected with AOMEI Partition Assistant?

If the hard drive is damaged or there are bad sectors on it, it may cause internal hard drive not detected. You can replace the damaged disk with a good one and copy the data on the old disk to the new disk with a data migration tool.

AOMEI Partition Assistant is professional data migration tool which is designed for Windows 7/8/10/XP/Visa. The Copy Disk feature allows you to clone data from one disk to another quickly and easily. If your hard drive has bad sector, you can use Intelligent Copy method, it will not clone the bad sector. Also, with this method, you can spare much time and effort to reinstall Windows.

Step 1. Download AOMEI Partition Assistant and open the software. At the main interface of it, right-click the disk you want to change and select Copy Disk.

Copy Disk

Step 2. In the pop-up window, select the copy method of “Copy Disk Quickly”.

Step 3. Then select destination disk, tick the option “Optimize the performance of SSD” if the selected destination disk is an SSD, then click “Next”.

Select Destination Disk

Step 4. Here you will get a note of boot operating system, and then click “Finish”.

Step 5. Click Apply to submit the operation.

Besides Copy Disk feature, there are many other powerful features of AOMEI Partition Assistant. If your external hard drive cannot be detected in Windows, you can use Initialize Disk feature to initialize it. You can use Check Partition feature to check disk error.