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- x501uBIOS · 4.00 MB · 6 May 2025BIOS bin—4.00 MB
- Asus X501U (X401U) Rev.2.0BIOS · 11.8 MB · 7 Aug 2019BIOS zip—11.8 MB
- X501U X401U-M3 REV 2.0 WINBOND W25Q32BVS1GBIOS · 4.00 MB · 10 May 2025BIOS bin—4.00 MB
- Asus X501U (X401U-M3 Rev.2.0)BIOS · 11.8 MB · 7 Aug 2019BIOS zip—11.8 MB
- ASUS X501U X401U-M3 Rev2.1 25Q32BVS TestOK 500PBIOS · 4.00 MB · 12 May 2025BIOS bin—4.00 MB
- ASUS X501U X401U-M3 Rev2.1 25Q32BVS TestOK 500PBIOS · 4.00 MB · 10 May 2025BIOS bin—4.00 MB
- ASUS X501U X401U-M3 REV 2.1 WORKING BIOS 100%BIOS · 2.04 MB · 15 Dec 2024BIOS rar—2.04 MB
- Asus X501U=4=X401U-M3 Rev 2.0 (Luirons Bios)BIOS · 2.25 MB · 23 Feb 2021BIOS rar—2.25 MB
- ASUS X501U X401U M3 REV 2 1 WORKING BIOS 100% telegram BIOS RepairBIOS · 2.20 MB · 18 Sept 2025BIOS zip—2.20 MB
- Asus X501U=4=X401U M3 Rev 2 0 telegram BIOS Repair 2025 09 16BIOS · 2.40 MB · 18 Sept 2025BIOS zip—2.40 MB
- Asus X501U=4=X401U-M3 Rev 2.0
Compressed ZIP package for the ASUS X501U, also referencing the X401U on an M3 board at revision 2.0; the two models share a platform, which is why one file serves both.
BIOS · 2.27 MB · 12 Feb 2017BIOS zip—2.27 MB - ASUS X501U X401U-M3 REV 2.1 WORKING BIOS 100%
Working BIOS for ASUS X501U and X401U laptops on mainboard X401U-M3, revision 2.1, supplied as a 4.04 MB rar.
BIOS · 4.04 MB · 17 Nov 2023BIOS rar—4.04 MB - ASUS ASUS X501U X401U-M3 REV 2.0
Firmware archive for the ASUS X501U and X401U laptops, with the board marked X401U-M3 revision 2.0, in a 2.29 MB RAR. The name gives no BIOS version or flash type.
BIOS · 2.29 MB · 14 Mar 2021BIOS rar—2.29 MB