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X540UAR Find Another Model
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    BIOS & FIRMWARE

    • Driver & Tools
    • BIOS & FIRMWARE
    BIOS
    BIOS 306
    Version 306
    4.42 MB
    2019/12/03

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    BIOS 305
    Version 305
    4.35 MB
    2019/10/23

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    BIOS 304
    Version 304
    4.35 MB
    2019/06/06

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    BIOS 303
    Version 303
    4.35 MB
    2019/03/25

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    BIOS 301
    Version 301
    4.35 MB
    2018/11/13

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    BIOS 300
    Version 300
    4.35 MB
    2018/09/03

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    • Products certified by the Federal Communications Commission and Industry Canada will be distributed in the United States and Canada. Please visit the ASUS USA and ASUS Canada websites for information about locally available products.
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    • PCB color and bundled software versions are subject to change without notice.
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