So, the February 2019 Intel Microcode Updates for Windows 10 is here, offering safety against the Spectre Variant threats. These revised versions are lined up for versions 1607, 1709, 1703, 1803 and 1809 respectively.
This update mainly addresses some vulnerabilities affecting and threatening Intel processors. It deals with the below-mentioned channel attacks. However, this protection will be in addition to the issues addressed (Spectre 2) in the previous update.
- “CVE-2018-3639” – “SSB or Speculative Store Bypass (Spectre variant 4)”,
- “CVE-2018-3640” – “RSRE or Rogue System Register Read (Spectre variant 3a)”, and
- “CVE-2018-3615 / CVE-2018-3646” – “L1 Terminal Fault (L1TF)”.
Table of Contents
February 2019 Intel Microcode Updates for Windows 10
Get Intel Microcode Updates for Windows 10 versions 1607, 1703, 1709, 1803 and 1809
You can download this update package only from the Microsoft Update Catalog site directly.
Here is the entire list of updates for respective operating system versions along with their download link to the Microsoft Update Catalog website. You can refer the knowledge base for an overview and know more about Intel processors for which you would need to download and install the updates.
| Windows version | Knowledge Base | Download link |
| Windows 10 1809 | KB4465065 Release Note | Link to download KB4465065 |
| Windows 10 version 1803 | KB4346084 Release Note | Link to download KB4346084 |
| Windows 10 version 1709 | KB4346085 Release Note | Link to download KB4346085 |
| Windows 10 version 1703 | KB4346086 Release note | Link to download KB4346086 |
| Windows 10 version 1607 | KB4346087 Release Note | Link to download KB4346087 |
The Intel Microcode Updates will be, at a later point, available for download from Windows Software Update Services (WSUS). However, as of now, no update through Windows Updates will be in process.
When the automatic update does arrive, and you experience an undue delay, you can to manually check for updates by.
Step-1: Open Windows Settings application by jointly “Win + I” shortcut keys.
Step 2: Go to the Update & security category. On the following page, click Check for updates button.
That’s all!