If you are getting a Random Array of Inexpensive Disks (RAID)-related error message, learn: How to configure RAID on a Dell computer or How to troubleshoot a RAID hard drive issue on a Dell computer.
If you are getting an on-screen error on a blue or black screen, also called a STOP error, learn: How to troubleshoot blue screen or STOP error code on a Dell computer.
If you are having trouble with an external USB hard drive, learn: How to troubleshoot USB issues on a Dell computer
Learn how to troubleshoot and fix hard disk drive (Hard drive) or solid state drive (SSD) issues.
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Identifying if and how the hard drive fails while connected to the computer is important. Bad or corrupted sectors on a hard drive can cause performance issues and operating system boot issues.
If this did not resolve the issue, go to the next step.
To determine if your Dell computer is experiencing a hardware problem, it is recommended that you first run a hardware diagnostic test. Dell offers both integrated and online diagnostics.
If the computer cannot boot into Windows, run the pre-boot diagnostic test on a Dell computer:
If the computer can boot into Windows and can access the Internet, run the Dell online diagnostics:
Sometimes, the external devices can cause issues with booting the operating system, or stop errors. Unplug any external storage devices such as external drives, docking stations, and other hardware that is plugged into the computer and then restart the computer.
You do not experience the issue after restarting the computer. This means that the external device may be the cause of the problem, and you must contact the device manufacturer for additional support.
If this did not resolve the issue, go to the next step.
Dell Technologies recommends updating the BIOS, device drivers, and applicable firmware as part of your scheduled update cycle. Updates may contain feature enhancements or changes that help keep your devices software up to date. They can make them compatible with other modules (hardware and software) and can increase your devices stability.
Learn: How to download and install the latest BIOS update on your Dell computer.
Learn: How to Download and Install Dell Drivers and Firmware
If this did not resolve the issue, go to the next step.
The System File Checker and Deployment Image Servicing and Management (DISM) are command-line tools to scan Windows and repair the missing or corrupt operating system files:
sfc /scannow
and press Enter.DISM.exe /Online /Cleanup-image /Restorehealth
and press Enter.
If this did not resolve the issue, go to the next step.
System Restore is a Microsoft Windows operating system feature that can help fix certain types of crashes and other computer problems. System Restore reverts your computer's state (including computer files, installed applications, Windows Registry, and computer settings) to a previous point in time.
Learn: How to recover the computer using System Restore in Microsoft Windows .
If this did not resolve the issue, go to the next step.
If your Dell computer continues to lock up or the troubleshooting steps above did not resolve the issue, consider reinstalling the operating system. Learn how to: Factory reset, restore, or reinstall Microsoft Windows on a Dell computer
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