No bootable devices

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my dell computer is saying no bootable devices. inspiron 5555
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18183
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Monday February 15, 1999
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December 9, 2018
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Hi Creeston,

It simply means that your MBR (Master Boot Record) is corrupted or deleted.

You should try to follow this procedure to solve this problem:
https://ccm.net/faq/1191-disc-boot-failure-message
Respond to Jean-François Pillou
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Friday October 26, 2018
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November 26, 2018
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Hi Creeston

Here is a step by step solution in picture for UEFI

(Unified Extensible Firmware Interface (UEFI) is a specification for a software program that connects a computer's firmware to its operating system )

Step by step According to the pictures...

Boot Sequence

https://philipyip.files.wordpress.com/2016/07/1.png

Put Name: 123

https://philipyip.files.wordpress.com/2016/07/17.png

https://philipyip.files.wordpress.com/2016/07/21.png

https://philipyip.files.wordpress.com/2016/07/8.png

https://philipyip.files.wordpress.com/2016/07/101.png

When the "123" list was added to the list above, the "V" must be removed from the rest

https://philipyip.files.wordpress.com/2016/07/15.png

Apply => open popup windows => click "OK"

https://philipyip.files.wordpress.com/2016/07/30.png

Exit

https://philipyip.files.wordpress.com/2016/07/31.png

The system restarting...

Good luck
Respond to Jules_St-Germain