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How to Fix Invalid Partition Table Error on Dell

Updated on Dec 11, 2018 by Jean to Partition Manager

If you got the invalid partition table error message on your Dell computer while trying to install Windows onto a Solid State Drive(SSD), you need to learn how to fix the invalid partition error and put Dell into a normal state.

Error: Invalid Partition Table

"I'm using Dell Precision with one SSD and one SATA drive. When trying to install Windows 10 OS onto the SSD, I got the error message "invalid partition table". I didn't encounter any other problematic issues on the drive recently. What's the matter? How can I fix the invalid partition table error on Dell and put it into a normal state?"

Invalid partition table error? How did it come? If you have a Solid State Drive installed on the Dell computer, and try to install Windows OS onto the drive either by manually or using a custom image, you may possibly get the error message. To repair the partition table, you need to update BIOS. However, in this situation, you may not be able to access the operating system, so creating a bootable USB drive is indispensable.

Solution: Create Bootable USB Drive And Install BIOS on to Dell

As I've said, to correct the invalid partition table, just update the BIOS to the latest version and install it onto Dell. How to get the BIOS update in case that your Windows operating system is inaccessible? You will need to access another system and create a bootable USB flash drive.

First, create an EaseUS Partition Master bootable USB.

Download and install EaseUS Partition Master on a working computer and follow the steps below to get things done.


Step 1: Prepare a disc or drive

To create a bootable disk of EaseUS Partition Master, you should prepare a storage media, like a USB drive, flash drive or a CD/DVD disc. Correctly connect the drive to your computer.

Launch EaseUS Partition Master, go to the "WinPE Creator" feature on the top. Click on it.

create easeus partition master bootable disk

Step 2: Create EaseUS Partition Master bootable drive

You can choose the USB or CD/DVD when the drive is available. However, if you do not have a storage device at hand, you can also save the ISO file to a local drive, and later burn it to a storage media. Once made the option, click "Proceed".

create easeus partition master bootable disk

You have created an EaseUS Partition Master WinPE bootable disk now. You can manage your hard disks and partitions through the bootable drive whenever the computer fails to boot normally.

If you have RAID drives, load the RAID driver first by clicking Add Driver from the menu bar, which can help you add the driver of your device under WinPE environment, as some specific device cannot be recognized under WinPE environment without drivers installed, such as RAID or some specific hard disk.

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 Windows 10 is supported

Second, download BIOS to the bootable USB Drive.

Step 1: On another computer, connect your bootable USB drive to the USB port.

Step 2: Go to www.dell.com/drivers and get the latest BIOS for your system type.

Step 3: Under the BIOS category, locate the latest version for your Dell and click "Download File".

Step 4: Select the Single-File download option and click "Continue".

Step 5: Save the file to your bootable USB drive.

Step 6: Disconnect the bootable USB drive from the USB port and put it in the target system.

Third, install updated BIOS from the bootable USB drive onto Dell.

Step 1: Connect the bootable USB drive to a USB port on your Dell.

Step 2: Start or restart your computer from the WinPE bootable USB drive.

Step 3: Press "Enter" to run the file and install the BIOS.

Step 4: After updating, your computer will restart, and you can then continue installing your operating system.