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- AFS LENOVO T490 MB FT490 FT492 FT590 FP531 NM B902 REV 1 0 2019BIOS · NM-B902 · 15.4 MB · 1 Feb 2024BIOS rar15.4 MB
- LENOVO T490 MB FT490 FT492 FT590 FP531 NM B902 REV 1 0 2019 07 30BIOS · NM-B902 · 26.3 MB · 24 Sept 2025BIOS zip26.3 MB
- LENOVO T490 FT490 FT492 FT590 FP531 NM B901 REV 1 0 2018 12 29 telegramBIOS · NM-B901 · 15.9 MB · 24 Sept 2025BIOS zip15.9 MB
- LENOVO T490S FT491 FX390 NM B891 REV 2 0 2019 01 28 i7 8565U WORKINGBIOS · NM-B891 · 13.8 MB · 24 Sept 2025BIOS zip13.8 MB
- LENOVO T490S FT491 FX390 NM B891 REV 2 0 2019 01 28 i7 8565U BIOSBIOS · NM-B891 · 11.3 MB · 10 Dec 2024BIOS rar11.3 MB
- T490 FT490 FT492 FT590 FP531 NM B901 REV 1 0 2018 12 28 CPU 8GENBIOS · NM-B901 · 7.70 MB · 9 Jun 2026BIOS rar7.70 MB
- Lenovo T490 bios
BIOS firmware for the Lenovo ThinkPad T490, delivered as a 10.2 MB RAR; the name gives no board number, version or source serial.
BIOS · 10.2 MB · 24 Apr 2026BIOS rar—10.2 MB - T490 mec.bin
Small zipped firmware file of 132 KB for the ThinkPad T490, named as MEC, which points to the embedded controller firmware for a Microchip MEC-series EC.
BIOS · 132 KB · 18 Dec 2025BIOS zip—132 KB - ThinkPad T490, T590, P53s, P43s BIOS N2IET29W FT490 FT492 FT590
BIOS for the Lenovo ThinkPad T490, T590, P53s and P43s, which share firmware, at version N2IET29W.
BIOS · 10.2 MB · 5 Apr 2021BIOS rar—10.2 MB - Lenovo ThinkPad T490 Type (20N2) (N2IET87W)
BIOS dump for the Lenovo ThinkPad T490, machine type 20N2, with BIOS version N2IET87W given in the name.
BIOS · 7.49 MB · 24 Apr 2026BIOS rar—7.49 MB - Lenovo Thinkpad T490 Type (20N3) (N2IETA0P)
BIOS image collection for the Lenovo ThinkPad T490, type 20N3, at firmware version N2IETA0P, stored as a 9.95 MB RAR archive.
BIOS · 9.95 MB · 24 Apr 2026BIOS rar—9.95 MB - Lenovo ThinkPad T490 NM-B901 FT490 FT492 FT590 FP531 photo
Photo archive of 57.7 MB for the Lenovo ThinkPad T490 mainboard NM-B901, with FT490, FT492, FT590 and FP531 codes listed in the name.
BIOS · NM-B901 · 57.7 MB · 22 Dec 2023BIOS zip57.7 MB - ThinkPad T490S X390 FX390 NM-B891 Rev2.0 MX25L25633F
BIOS dump shared by the ThinkPad T490s and X390, board FX390 NM-B891 revision 2.0, with the Macronix MX25L25633F flash chip named.
BIOS · NM-B891 · 14.8 MB · 16 Nov 2021BIOS rar14.8 MB - LENOVO T490S FT491 FX390 NM B891 REV 2 0 2019 01 28 UNLOCKED
Unlocked BIOS image for the ThinkPad T490s, board FT491 FX390 NM-B891 revision 2.0, dated 2019-01-28.
BIOS · NM-B891 · 12.4 MB · 16 Nov 2021BIOS rar12.4 MB - Lenovo T490, NM-B901 rev.1.0 20N3-SA5500
Lenovo ThinkPad T490 BIOS image for board NM-B901 revision 1.0, taken from machine type 20N3, with SA5500 in the name.
BIOS · NM-B901 · 10.2 MB · 24 Apr 2026BIOS rar10.2 MB - LENOVO T490S NM FT491 FX390 B891 FEV 2.0 ABSOLUTE ENABLE
BIOS firmware archive for the Lenovo ThinkPad T490s, labelled with the board identifiers NM FT491, FX390 and B891 at revision 2.0.
BIOS · 15.3 MB · 24 Apr 2026BIOS rar—15.3 MB - LENOVO T490 Type 20N2, 20N3 Laptop ThinkPad Type 20N2 FT490 FT492
BIOS archive for the Lenovo ThinkPad T490, machine types 20N2 and 20N3, with FT490 and FT492 tokens that likely identify board or project variants.
BIOS · 7.76 MB · 23 Dec 2024BIOS rar—7.76 MB - T490 NM-B501 TYPEC WORKING BIOS 100%
Working BIOS for the Lenovo ThinkPad T490 on board NM-B501, the Type-C variant as noted in the name. NM-xxxx numbering belongs to LCFC, the Lenovo-owned ODM.
BIOS · NM-B501 · 772 KB · 3 Aug 2022BIOS rar772 KB - Lenovo Thinkpad T490 Type (20N3) (N2IETA0P) (1) PF1W2L4M.
Lenovo ThinkPad T490 machine type 20N3 firmware archive with BIOS version N2IETA0P. The extra tag PF1W2L4M in the name looks like a serial number, which suggests the…
BIOS · 9.95 MB · 24 Apr 2026BIOS rar—9.95 MB - LENOVO THINKPAD T490 N2IET29W U2101 U5502 & MEC IC
Firmware set for the Lenovo ThinkPad T490, built around BIOS version N2IET29W, with dumps for the U2101 and U5502 chips plus the MEC embedded controller.
BIOS · 10.3 MB · 21 Oct 2023BIOS rar—10.3 MB - LENOVO T490 FT490 FT492 FT590 FP531 NM B901 REV 1 0 2018 12 29
BIOS archive for the Lenovo ThinkPad T490 on board NM-B901 revision 1.0, also naming FT490, FT492, FT590 and FP531 codes and a date of 2018-12-29.
BIOS · NM-B901 · 14.5 MB · 18 Oct 2022BIOS rar14.5 MB - LENOVO T490 MB FT490 FT492 FT590 FP531 NM B902 REV 1 0 2019 07 30
Firmware archive for the Lenovo ThinkPad T490 motherboard, LCFC board NM-B902 revision 1.0, dated 2019-07-30, listing the FT490, FT492, FT590 and FP531 codes.
BIOS · NM-B902 · 23.9 MB · 1 Feb 2022BIOS rar23.9 MB - ThinkPad T490S X390 FX390 NM B891 Rev2 0 MX25L25633F 32MB BIOS
BIOS dump for the Lenovo ThinkPad T490s and X390 family (the name also lists FX390), built on board NM-B891 revision 2.0.
BIOS · NM-B891 · 16.2 MB · 17 Jan 2022BIOS zip16.2 MB - T490 FT490 FT492 FT590 FP531 NM B901 REV 1 0 2018 12 28 CPU 8GEN
Firmware package for Lenovo ThinkPad T490 class machines on LCFC board NM-B901 revision 1.0, dated 2018-12-28, with the name also listing FT490, FT492, FT590 and FP531…
BIOS · NM-B901 · 12.1 MB · 8 Mar 2022BIOS rar12.1 MB - LENOVO THINKPAD T490 T590 FT490 FT492 FT590 FP531 NM B901 REV 1
Firmware package for Lenovo ThinkPad T490 and T590, with board codes FT490, FT492, FT590 and FP531, built on LCFC motherboard NM-B901 revision 1.
BIOS · NM-B901 · 29.9 MB · 6 May 2023BIOS rar29.9 MB - LENOVO T490S FT491 FX390 NM B891 REV 2 0 2019 01 28 i7 8565U WORKING
Working BIOS for the Lenovo ThinkPad T490s on the NM-B891 board revision 2.0 with project codes FT491 and FX390, dated 2019-01-28 and taken from an i7-8565U…
BIOS · NM-B891 · 15.6 MB · 8 Jan 2023BIOS rar15.6 MB - NM-B901BIOS · NM-B901 · 32.0 MB · 2 Jul 2026BIOS bin32.0 MB
- bkp nomBIOS · 192 KB · 29 Oct 2026BIOS bin—192 KB
- back-MX25L25633FBIOS · NM-B891 · 32.0 MB · 13 Jul 2024BIOS bin32.0 MB
- LENOVO~1BIOS · NM-B901 · 21.4 MB · 5 Sept 2026BIOS rar21.4 MB
- LENOVO~1BIOS · NM-B901 · 21.4 MB · 26 Jul 2026BIOS rar21.4 MB
- LENOVO~1BIOS · NM-B901 · 21.4 MB · 8 May 2026BIOS rar21.4 MB