Can somone please give me step by step instructions on the easiest way to flash the bios. I havent updated mine in a couple months.![]()
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Asus has directions on their site. Pick your laptop model and it will give specifics.
http://support.asus.com/download/download.aspx?SLanguage=en-us -
Just download Winflash from the Asus site and also download the BIOS image from the Asus download site. Start up Asus Winflash, select the image, and flash. Then restart your computer.
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Copy-pasting from an old post of mine (you should be grateful I searched half of my HDD for this one
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Quick BIOS guide:
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To make a long story short.
BIOS should only be updated if the update is needed. Then again, many times when an update is needed, it's needed badly and there is something running poorly in the system without it.
How to check: verify list of changes for that BIOS. It should be on the download site of the BIOS file.
How to upgrate: you don't need to "uninstall" anything, since the BIOS is just a chunk of flash memory 512KB in size on a special chip on the motherboard. This memory should get overwritten in the upgrade process; overwriting, once started, takes about 15 seconds. You need to download the BIOS file, i.e., the raw content of the new BIOS, 512KB in size. This is usually a ZIP file on the ASUS support page. Unzip it to get the BIOS file, which directly usable by the flash utility.
Flash utility: For many ASUS notebooks, there is an utility in the BIOS menu itself, accessible via pressing F2 during boot, and then navigating to "Start Flashing BIOS" or "Start Easy Flash Utility" or something like that. Otherwise, there is a DOS utility on the ASUS support site, and a Windows utility as well.
As always, I recommend that the upgrade be done with the BIOS utility if it is available, as it involves no Operating System (whether Windows or DOS) and therefore is much less prone to errors. And failure during BIOS writing means death for the computer (temporary death, since the chip can be removed and written anew by techsupport, but death anyway).
For the same reason, have a good amount of charge in your battery when starting the utility (more than 10 minutes worth of it). That way, you don't depend on the AC supply which might run out just in the critical few seconds.
Precise walkthrough for overwriting BIOS using the BIOS Flash utility:
1. Download BIOS.
2. Unzip into the root folder on a flash drive.
3. Insert flash drive.
4. Reboot, press F2 to go into BIOS, navigate to "Start Easy Flash Utility" or a similar name. Select this option.
5. At the ensuing explorer-like navigation screen, navigate to the flash drive and select the unzipped BIOS file.
6. Wait until BIOS is written. The computer will reboot itself.
7. Go into BIOS and select "Reset to Defaults"; either User or Manufacturer defaults.
8. Navigate around BIOS and select options the way you like them (boot device order etc.) -
and what happens if i've older version of BIOS and just want to update my BIOS, despite i expierence no problems with it? will it harm my system in some way, setting up this new BIOS?
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Nope it won't.
Flash the Bios
Discussion in 'Asus' started by Tomcool, Jun 3, 2007.