You’ll need 7-Zip or Universal Extractor and PhoenixTool to extract/create rom files from the R301250.exe System BIOS file. In this case the usual /writeromfile and /writehdrfile commands will not work. Let’s take an example of Inspiron N7010 BIOS.
This procedure never been tested by myself, however quite a few people were asked me about how to extract ROM files from other system BIOS files without the /writeromfile and /writehdrfile commands mentioned above in my step by step guide. Try this PhoenixTool method when the /writeromfile and /writehdrfile commands are not give you any result. WARNING! I am taking no responsibility of any damage caused by the following NOT TESTED procedure. Your comments and suggestions would be greatly appreciated. The complete re-flashing process will take no longer than 60 maximum 90 seconds. A USB drive with an activity LED can confirm that the BIOS flashing process started.
You can release the END key after the flashing process started. After a few seconds your faulty laptop will start itself and will re-flash its corrupted BIOS and automatically reboot. Plug the DC power connectors (power plug) into the laptop. 
Press and keep hold the END key on the keyboard for your faulty laptop. Use Windows Command Prompt (run as administrator) to extract the required firmware files. First of all you have to download the correct firmware from Dell Official Website:. Presumably the following method also works on almost all other Dell models. Simply follow this procedure to re-flash failed BIOS update on a Dell Inspiron (n5010 model in my case) laptop. This is the latest version of the How re-flash the corrupted BIOS of a Dell Inspiron Laptop article. 
How to Re-Flash a Corrupted Dell Inspiron Laptop BIOS?. How to Recover from a disastrous BIOS update?. There are also more info on my personal blog at There is absolutely no guarantee that the following method will work for you, as reading this sentence you agree that I take no responsibility of any kinds of any damage caused by the following this procedure.
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