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- X409DL BIOS OKBIOS · 3.63 MB · 30 May 2025BIOS rar—3.63 MB
- Y4200D-X409DL okBIOS · 8.00 MB · 10 May 2025BIOS bin—8.00 MB
- ASUS X509DAP X409DL REV 2.0 TETED OKBIOS · 8.00 MB · 10 May 2025BIOS bin—8.00 MB
- ASUS X409DL REV 2 0 X409DA 8MB BIOS OKOK telegram BIOS Repair 2025BIOS · 4.53 MB · 18 Sept 2025BIOS zip—4.53 MB
- ASUS X509DAP X409DL REV 2 0 8MB TESTED OK telegram BIOS Repair 2025BIOS · 4.64 MB · 18 Sept 2025BIOS zip—4.64 MB
- ASUS X509DAP X409DL REV 2.0 8MB TESTED OK
Tested BIOS image for ASUS X509DAP and X409DL laptops on revision 2.0 mainboards, sized for an 8 MB flash chip.
BIOS · 3.75 MB · 25 Dec 2024BIOS rar—3.75 MB - ASUS X409DL REV 2.0 X409DA 8MB BIOS OKOK
8 MB BIOS dump for the ASUS X409DL laptop, revision 2.0, with the name also listing X409DA, which suggests the image suits both variants.
BIOS · 3.68 MB · 18 May 2024BIOS rar—3.68 MB - ASUS X409DL 2.0 DIS 8MB
Firmware archive for the ASUS X409DL motherboard, revision 2.0, in the discrete graphics (DIS) variant, with an 8 MB BIOS image.
BIOS · 3.77 MB · 25 Dec 2024BIOS rar—3.77 MB - ASUS X409DL REV 2.0 WORKING BIOS 100%
Working BIOS dump for the ASUS X409DL laptop mainboard, revision 2.0, stored in a 10.7 MB RAR archive and described in the name as fully working.
BIOS · 10.7 MB · 7 Jun 2023BIOS rar—10.7 MB