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Update : 2024/07/30 17:44
How to Boot from a USB Flash Drive/CD-ROM (Changing Boot Options)
Applicable Products: Notebook, Desktop, All-in-One PC, Gaming Handheld
This article introduces how to boot the system from a USB flash drive or CD-ROM.
Note: The USB flash drive format must be FAT32 so that you are able to boot the system from USB flash drive. Here you can learn more about How to convert the USB flash drive format to FAT32.
To provide you more detailed instruction, you can also click ASUS YouTube video link below to know more about How to boot the system from USB flash drive/CD-ROM:
https://www.youtube.com/watch?v=BKVShiMUePc
For those utilizing Notebook, All-in-One PC, or Gaming Handheld devices, two methods are provided below to select the boot device:
 on the keyboard and simultaneously press the [Power button] to boot up. Once the Boot menu screen appears, you may release the [Esc] key.
 on the keyboard and simultaneously press the [Power button] to boot up. Once the Boot menu screen appears, you may release the [Esc] key.
Before booting the system from a USB flash drive or CD-ROM, please let your device enters the BIOS configuration first, here you can learn more about How to enter BIOS configuration. Upon entering the BIOS configuration screen, you will encounter three types of interfaces: UEFI interface, legacy interface, and MyASUS in UEFI. Please refer to the following steps based on the BIOS screen of your device:
In the UEFI interface, you can navigate and confirm using the Arrow Keys and Enter key on the keyboard, Touchpad, or Mouse.
Note: The BIOS configuration screen below may vary slightly depending on the model.


The settings may vary slightly for each model. If your BIOS configuration screen does not have one of the settings below, please skip it and continue with the following steps.





In the Legacy mode, you can only select and choose item via Arrow Keys and Enter of keyboard.

The settings may vary slightly for each model. If your BIOS configuration screen does not have one of the settings below, please skip it and continue with the following steps.





In the MyASUS in UEFI interface, you can navigate and confirm using the Arrow Keys and Enter key on the keyboard, Touchpad, or Mouse.
Note: The BIOS configuration screen below may vary slightly depending on the model.




The settings may vary slightly for each model. If your BIOS configuration screen does not have one of the settings below, please skip it and continue with the following steps.




Before booting the system from a USB flash drive or CD-ROM, please let your device enters the BIOS configuration first, here you can learn more about How to enter BIOS configuration. Upon entering the BIOS configuration screen, please refer to the following steps:
How to boot from USB flash drive/CD-ROM in the UEFI mode
In the UEFI interface, you can navigate and confirm using the Arrow Keys and Enter key on the keyboard, or Mouse.
Note: The BIOS configuration screen below may vary slightly depending on the model.

The settings may vary slightly for each model. If your BIOS configuration screen does not have one of the settings below, please skip it and continue with the following steps.






Notice
Above information might be partly or entirely quoted from exterior websites or sources. please refer to the information based on the source that we noted. Please directly contact or inquire the sources if there is any further question and note that ASUS is neither relevant nor responsible for its content/service.
This information may not suitable for all the products from the same category/series. Some of the screen shots and operations could be different from the software versions.
                        ASUS provides the above information for reference only. If you have any questions about the content, please contact the above product vendor directly. Please note that ASUS is not responsible for the content or service provided by the above product vendor.