关于W520 1.46版本的BIOS

kobestyle

刚才在联想官网看到有1.46版本的BIOS，请问有人刷过这个版本的BIOS吗？
这个BIOS有什么特点？

wuyuwuti

特点就是有bug，谁升谁倒霉，然后强迫你买新机子

kobestyle

QUOTE:

wuyuwuti 发表于 2019-3-7 20:38
特点就是有bug，谁升谁倒霉，然后强迫你买新机子

哟哟，好险，还好没上当，刚才百度都没有关于这方面的资料，我就好奇了，感谢大大的提醒啊

wqnfs - 大王叫俺来巡山

自古二楼出真理。

jyjs3993

用Google翻一下里面自带的readme就知道修复了啥嘛，二代机器的BIOS更新基本都是解决熔断等CPU漏洞的，会影响性能

Valkyrie1996

1.34经典版之后的官方日志。
没有特别需求的话，1.34就是最好的官方版。
内存可以达到内存核心频率233MHz（DDR3-1866）满血。

Summary of Changes

  Where: <   >        Package version
         UEFI:        UEFI BIOS version
         ECP:         Embedded Controller Program version
         [Important]  Important update
         (New)        New function or enhancement
         (Fix)        Correction to existing function

<1.46>
UEFI: 1.46 / ECP: 1.36
-[Important] Security fix addresses LEN-22133 Speculative Execution Side Channel Variants 4
             and 3a (CVE-2018-3639, CVE-2018-3640). Refer to Lenovo?s Security Advisory page
             for additional information. (https://support.lenovo.com/product_security/home)
             
<1.45>
UEFI: 1.45 / ECP: 1.36
- [Important] Security fix addresses LEN-19568 Intel Active Management
              Technology MEBx Access Control Bypass.

<1.44>
UEFI: 1.44 / ECP: 1.36
- [Important] Enhancement to address CVE-2017-5715.

<1.43>
UEFI: 1.43 / ECP: 1.36
- [Important] Security fix addresses LEN-8324 System Management Mode (SMM)
              BIOS Vulnerability.
              (Note)
              If the UEFI BIOS has been updated to version 1.43 or higher,
              it is no longerable to roll back to the version before 1.43
              for security improvement.
- (Fix) Fixed an issue where the brightness control might not work on Windows XP.

<1.42>
UEFI: 1.42 / ECP: 1.36
- (New) Updated the CPU microcode.
- (Fix) Corrected the help message for enabling the microphone in the BIOS Setup.

<1.41>
UEFI: 1.41 / ECP: 1.36
- (Fix) Fixed an issue where no sound was heard from the ThinkPad internal
        speakers while the computer was locked when SmartAudio was set to
        Multi-stream mode and headphones or external speakers were attached to
        the computer. This fix is to follow Windows' behavior.
        (Hints)
        1. To disable sound from the internal speakers in lock state, press the
           mute button on the keyboard.
        2. A beep sound may be heard when entering standby/sleep state, resuming
           normal operation from standby/sleep state, closing and opening the
           lid. To disable the beep sound, do either of the following settings.
           a) Open ThinkVantage Power Manager, select Switch to: [Advanced],
              select the Global Power Settings tab and uncheck the Beep when
              power state changes option.
           b) 1. Turn off and on the computer.
              2. While the "To interrupt normal startup, press the blue
                 ThinkVantage button" message is displayed, press the F1 key.
              3. Select Config, then select Beep and Alarm.
              4. Set the Power Control Beep option to Disabled.
              5. Press the F10 key to save configuration and exit.
              6. Select Yes and restart the computer.
- (Fix) Fixed an issue where Windows Memory Diagnostics might fail with two
        memory modules installed.

<1.40>
UEFI: 1.40 / ECP: 1.36
- (Fix) Fixed an issue where some SATA devices might not be detected after
        rebooting the computer.
- (Fix) Fixed an issue where the Fn key icon might not appear by pressing a key
        in Fn keylock state.

<1.39-1.35>
UEFI: 1.39 / ECP: 1.35
- (Fix) Fixed an issue where the computer with the Extended battery (9-cell)
        installed might be shut down in standby/sleep state.

<1.39>
UEFI: 1.39 / ECP: 1.34
- [Important] Added support for Microsoft Windows 8.
- (New) Updated Intel ME firmware.
- (Fix) Fixed an issue where the computer might hang during boot with some USB
        hard disks attached.

<1.38>
UEFI: 1.38 / ECP: 1.34
- (Fix) Fixed an issue where specific hard disks might not be detected after
        resuming normal operation from standby/sleep state.
- (Fix) Fixed an issue where an unnecessary fan error message might be shown
        during boot.

<1.37>
UEFI: 1.37 / ECP: 1.33
- (Fix) Fixed an issue where incorrect battery capacity might be shown in some
        battery benchmark programs.
- (Fix) Fixed an issue where the computer failed to resume normal operation from
        hibernation state after running Setup Defaults by the F9 key in the
        ThinkPad Setup menu.
- (Fix) Fixed an issue where the Power-On NumLock function in ThinkPad Setup did
        not work.

<1.36>
UEFI: 1.36 / ECP: 1.20
- (Fix) Fixed an issue where the Serial ATA mode setting could not be changed by
        Windows WMI script.

<1.35>
UEFI: 1.35 / ECP: 1.20
- (Fix) Fixed an issue where the maximum number of password attempts through WMI
        was not 3.