How to recover a corrupt BIOS on my Dell Computer?

How to recover a corrupt BIOS on my Dell Computer?

A corrupt BIOS is one of the possible causes of your PC unable to complete POST or some times even boot into the operating system. BIOS Recovery tool is a software designed to recover a corrupted BIOS based on Boot Block Technology. The software’s main feature is to provide flexibility to recover the corrupted BIOS using a BIOS recovery file from the computer’s primary hard disk drive or an external USB key.

Then you need use a bios tool.

The BIOS Recovery 2 tool is the software designed to recover a corrupted BIOS. (This often displays as a No POST/No Boot issue.) It is based on Boot Block Technology. The software’s main feature is to provide the flexibility to recover a corrupted BIOS using a BIOS recovery file from the computer’s primary hard disk drive or an external USB key.

A corrupt BIOS is one of the possible causes of your PC being unable to complete POST or boot into your systems operating system. If your Dell PC or tablet supports BIOS recovery 2, you can recover the corrupt BIOS by using the recovery method detailed below for your Dell PC or tablet.

When BIOS recovery 2 is supported on Dell desktops, all-in-one PCs, laptops, convertible and detachable PCs like Dell XPS 12 and Dell tablets. There are different methods to initiate a BIOS recovery on these devices. Methods to start off BIOS recovery includes:

Key sequence
Button sequence
BIOS recovery 2:

Supports recovery from your systems primary hard drive and from an external USB key
Recovery from your systems primary hard drive is enabled by default within the BIOS Setup. (It can be disabled if you choose, but this isn’t recommended.)
Recovery from the external USB key cannot be disabled in the BIOS Setup. (Its default enabled.)
The default search location for the BIOS Recovery image is the external USB key, should a key be present. If an image is not found on the key or the key is absent, the BIOS then searches your primary hard drive for the recovery image. The search will terminates if no image is found, see FAQ section.
The FAQ section answers questions regarding issues you may encounter during an unsuccessful BIOS recovery.

 

Recover a corrupt BIOS on my Dell Computer Steps

  1. Restart the computer.
  2. Press and hold the CTRL key + ESC key on the keyboard until the BIOS Recovery page appears.
  3. On the BIOS Recovery screen, select Reset NVRAM (if available) and press the Enter key. Select Disabledand press the Enter key if you wish to save the current BIOS settings.
  4. Select Recover BIOS and press the Enter key to start the recovery process.

 

The CTRL key + ESC key combination can be used to trigger BIOS Recovery on PCs where an external keyboard is the primary input. This applies to desktops, all-in-one and portable all-in-one PCs. The supported keyboard types on these devices are:

  • PS/2 keyboard
  • USB keyboard
  • Bluetooth keyboard – If BIOS has POST support for system specific Bluetooth keyboard (It’s not recommended for this issue however).