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[REQUEST] Lenovo Thinkpad T420s (8CETxxWW) Whitelist Removal
Lenovo T420s v1.46 Modified Bios

- Whitelist removal
- Unlocked AES-NI on "no-encryption" machines
- Unlocked hidden advanced menu
- Unlocked memory speed (supports DDR3 1600 and 1866)
- Disabled package c-state lock at MSR 0xE2 (for Hackintosh)
- Re-signed with custom key to get rid of 5 beeps on boot

https://mir.cr/0VXPBRAA
Filename: ThinkPad T420s_1.46 (8CET66WW)-8cuj24us_NWL_0xE2_AES-NI_RAMSP_ADV_RE-SIGNED.zip
MD5: 49BB1063DF678471580A558D31679DEF
SHA-1: 99327330D5F2C95FFB45AA4AAA05FBC138E51ED2
SHA-256: E212D5643CC6980C5468502E13ABCAAB7CE6D00EF21C3E4AAF32A81D0EBE2DD8

Disclaimer: Flashing the BIOS incorrectly can lead to an unusable system. Flash the BIOS at your own risk.
find
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thanks for mtwei work
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does anybody have a valid link for a modded v1.46 bios ?
thanks
find
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im also looking for modded v1.46 bios too
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Can you mod the bios with memory speed to 2133Mhz
thank you for your work
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I am looking for modded V1.46 please help
Since I got T420S without wifi... this is for my daughter , she need it for school...thanks
find
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Still hoping to find this, LOL. Thanks!

Filename: ThinkPad T420s_1.46 (8CET66WW)-8cuj24us_NWL_0xE2_AES-NI_RAMSP_ADV_RE-SIGNED.zip
MD5: 49BB1063DF678471580A558D31679DEF
SHA-1: 99327330D5F2C95FFB45AA4AAA05FBC138E51ED2
SHA-256: E212D5643CC6980C5468502E13ABCAAB7CE6D00EF21C3E4AAF32A81D0EBE2DD8
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(10-19-2025, 09:35 PM)fr4nk Wrote: Всё ещё надеюсь найти это, ха-ха. Спасибо!

Имя файла: ThinkPad T420s_1.46 (8CET66WW)-8cuj24us_NWL_0xE2_AES-NI_RAMSP_ADV_RE-SIGNED.zip
MD5: 49BB1063DF678471580A558D31679DEF
SHA-1: 99327330D5F2C95FFB45AA4AAA05FBC138E51ED2
SHA-256: E212D5643CC6980C5468502E13ABCAAB7CE6D00EF21C3E4AAF32A81D0EBE2DD8
Вот нашел обсуждения на редите Rolleyes Там первый же ответ есть ссылка 
https://www.reddit.com/r/thinkpad/commen...20step%203.

Но я не уверен что это то что вам нужно Sad
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