[Solved] Reboot and Select Proper Boot Device

If you get the error reboot and select proper boot device on your screen while turning on your PC. You may wonder what happened to your device and why you received this error. In this article, we will see the various reason and fix to resolve the reboot and select proper boot device error on your device.

This error simply means that your computer BIOS cannot find the boot device attached on your PC which contain the operating system. Now it is telling you to restart your PC and select the proper boot device which means the hard disk which has your operating system. In your case you may have change the hard disk or not but for some reasons your Windows is not detecting device operating system.

There are several causes can trigger this error message to come up, maybe it could be physical issues and software problems.

Solution 1: Check all the Cable Connecting Your Hard Drive Disk.

Your hard drive is the main resource which contain your operating system that is connected to your motherboard through a SATA and Power Cable. For some reasons, if you the power cable or SATA cable is broken, frayed or improperly connected then your motherboard may not able to communicate with your hard drive properly.

  • Now Turn OFF your computer and open remove the case.
  • Find the power cable running from your hard drive to your motherboard. Confirm the power cable is properly connected and not physically damaged.
  • Remove the cable and insert properly again to just make sure the cable is plugged properly.
  • If you are still seeing the reboot and select proper boot device error try to replace the cable with some other working computer
  • If you are still seeing the reboot and select proper boot device error then try to replace the SMPS on your device, because sometimes the cable going through SMPS to your hard drive can be broken or frayed.

Solution 2: Clean Your RAM.

Most of the BIOS problem will be resolved by just re-plugging the RAM. If you are a IT person you will now the important role of re-plugging the RAM on the device. Try this practice and see if you can get rid of Reboot and Select Proper Boot Device error on your device.

Now, properly shutdown your device and open the case of your PC and remove the single or multiple RAM attached on your PC. Clean the RAM using any soft cloth for dust and re-plug them as it was before.

Now try to turn on your PC and check if you are still getting the reboot and select proper boot device on your screen.

Solution 3: Check if Boot Drive is Detected in BIOS.

Another way to resolve the Reboot and Select Proper Boot Device error by confirming your hard disk is working fine is to confirm if the hard drive is visible in the BIOS. Now follow the below step to confirm if your hard drive is detecting on your BIOS or not.

  • Follow your manufacturer instruction and go to BIOS setting on your device by restarting your PC and pressing the designated key.
  • BIOS screen configuration will vary by manufacturer and version. So, visit all the tab until your will find your hard drive listed on the BIOS screen.
  • Your hard drive will be listed along with DVD/CD drive or pend drive or any other drive attached to your PC.
  • If you can see your hard drive is listed, then it means your hard drive is detectable by BIOS. If not,
  • Shut down your computer and open the back panel case again. Now remove all the cable going through your hard drive and reinsert again.
  • Again reboot your computer and see if your BIOS is detecting the hard drive or not.
  • If your hard drive still isn’t appearing in the BIOS, the boot disk may be corrupted, failed, damaged, or dead.

Above solution will be helpful to resolve the Reboot and Select Proper Boot Device error on your device.

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