Fix 2101: Detection Error on Storage Device on Windows 10/11

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When you boot up your Windows computer, you are unfortunately greeted by the dreadful error message 2101: detection error on storage device. What should you do?

Worry no more! This article is meant to help you. We aim to share insights about the error message and its possible causes. Additionally, we’ll suggest potential fixes based on user feedback and industry knowledge.

What is 2101: Detection Error on Storage Device Error?

The 2101: detection error on storage device on Windows 10/11 is an issue associated with storage devices. Although it may appear at a random time, some affected users have reportedly come across the error after booting up their Windows 10/11 devices or at startup.

Now, you may ask, what causes error 2101: detection error on storage device message to appear? There are many triggers to this error. Below are some of the most common:

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  • An unexpected computer crash has messed with temporary information stored by your CMOS or laptop battery.
  • There is a poor connection between your hard drive and the connector slot of your motherboard.
  • The Intel RST driver and the Chipset Driver are incompatible.
  • The HDD or SSD is stuck in hibernation mode because of a total power loss.

How to Fix 2101: Detection Error on Storage Device?

If you encounter the Error 2101: Detection Error on Storage Device, we offer several potential fixes to try below.

Fix #1: Disconnect and then reconnect your device to a power source

Before you proceed with other fixes below, disconnect and then reconnect your device to a power source first. Though this may seem like a simple fix, it actually worked for many affected Windows 10/11 users. Before fdisconnecting your device from the power source, wait for a couple of seconds. And then, reconnect it. Restart your device to check if the problem has been fixed.

Fix #2: Reset the CMOS battery

This fix requires a certain level of technical knowledge. If you’re not comfortable performing it yourself, consider seeking help from a professional. To reset the CMOS battery of your device, do the following:

  1. Switch off your PC. And then, disconnect it from the power source.
  2. Open your device to check the motherboard.
  3. Locate the CMOS battery. It’s often situated near the SATA/ATI openings. Once you find it, use your fingernail or any item with a pointed tip to remove its opening.
  4. Wait for a few minutes before putting back its covering.
  5. Put the cover back and connect your device to the power source.
  6. Reboot your PC.

Fix #3: Update the HDD/SSD driver

To update the HDD/SSD driver, you need to connect your HDD/SSD device to a PC and use it as a secondary storage device. Make sure you don’t boot your PC from it. After that, download the firmware update, install it, and launch it. Once done, disconnect and reconnect. Finally, reboot your PC and check if the Error 2101: Detection Error on Storage Device still persists. If it does, proceed to the next fix.

Fix #4: Check if the SSD/HDD is properly connected to the motherboard

For this fix, you may need the help of a professional who is familiar with the motherboard. To check if your computer’s SSD/HDD is properly connected to the motherboard, do these steps:

  1. Shut down your PC and unplug it from the power source.
  2. If you are using a desktop PC, open the CPU and find the HDD/SSD.
  3. Remove the wires the connect it to the motherboard port.
  4. Once disconnected, clean the ports.
  5. Reconnect the HDD/SSD and make sure the wires are in their rightful locations.
  6. Connect your desktop PC to the power source and check if the issue is fixed.

Fix #5: Update the BIOS

The steps to update the BIOS varies depending on the manufacturer. But still, we’ve listed down generic steps on how to do it. See below:

  • For Dell laptop users, visit for instructions or run the Dell Update Utility on your device.
  • ASUS users may download the MyASUS BIOS update program from the official ASUS website.
  • ACER users may also visit the official ACER website, where they enter their serial number or provide their device model. After which, a download link will be provided. Click on it to download the BIOS updater tool for your device.
  • For Lenovo users, you may use the Lenovo System Update Tool.
  • Users of HP devices may run the built-in HP Support Assistant.

Fix #6: Enable the UEFI mode on your device

This is another technical method that requires help from experts. Here, you will have to switch to the default boot mode, which is Legacy First, to UEFI mode. Again, the steps vary depending on your device model and manufacturer, so you may have to visit the official manufacturer’s website for instructions.

Fix #7: Update the storage controller device driver

To update the storage controller device driver, do the following:

  1. Press the Windows + I keys and select Device Manager.
  2. Go to the Storage Controller section.
  3. Right-click on Storage Controller Driver and choose Update Driver Software.
  4. Wait for the update process to complete.
  5. Reboot your PC.

If you find these steps challenging, consider using a third-party device driver updater. This software could streamline the process and make updating your drivers easier.

Wrapping Up

The 2101 detection error on storage device may keep you from doing your regular tasks. The potential solutions we’ve provided above may help you address the issue. Work your way down the list until you find one that works for your case.

If you find these instructions too technical or are not comfortable performing them, it’s advisable to consult with a professional specializing in Windows 10/11. Dealing with hardware components can be tricky, and professional assistance could prevent further issues.

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