整理 | 郑丽媛 出品 | CSDN（ID：CSDNnews） 如果你最近突然在桌面右下角看到刺眼 的"Activate Windows"水印，不用惊讶 ： 不是你电脑出问题了，而是微软真的动手了 。 多年来 ， 开源 激活工具 KMS38 让无数 用户无需花钱，就能把 Windows 与 Office 激活得像正版一样，还能正常收官方更新，被不少人称为"最稳定 的白嫖方法" —— 但这一切 ， 在 本月 Patch Tuesday 更新之后 戛然而止。 近日， 微软正式封堵该激 活方式，致使大量依赖 KMS38 的设备瞬间掉激活， 无数依靠 KMS38 工具运行的"白嫖版" Windows 和 Office 一夜之间失 效 ， 系统疯狂弹窗提醒你"请购买正版授权"。 也因为这些特性， 多年来， KMS38 被视为最简单、安全的"免费激活"方案之一：不仅能激活系统，还能照常安装微软的官方更新，体验几乎与正版无 异。 甚至 ， 包括 ZDNet 在内的 国外 知名媒体 也 都做过实测，确认 KMS38 "的确如宣传所说 的 那样"。 更戏剧的是 ， 这个广泛用于 盗版 激活 Windows 与 Office 的 ...

Core Points - Microsoft has officially blocked the KMS38 activation method, leading to a significant number of users losing access to their activated Windows and Office products overnight [1][3] - KMS38 was widely regarded as a safe and easy way to activate Windows and Office without cost, allowing users to receive official updates [2][3] - The blocking of KMS38 is part of Microsoft's broader strategy to tighten control over its software ecosystem and push users towards Windows 11 [5][6] Group 1 - KMS38 was an open-source activation tool developed by the Massgrave team, known for its simplicity and safety, allowing users to activate Windows and Office without modifying system files [2][3] - Following the latest Patch Tuesday update, all devices relying on KMS38 have lost activation, prompting users to purchase legitimate licenses, with Windows 11 keys starting at approximately $10 and Office 2021 Pro at around $39 [3][4] - Microsoft has removed the main activation option from KMS38 and suggested users consider alternative activation methods like HWID or TSforge, which are still operational [4] Group 2 - The timing of Microsoft's decision to block KMS38 is speculated to be influenced by the retirement of Windows 10, pushing users to upgrade to Windows 11, which has stringent hardware requirements [5][6] - Microsoft has been tightening its policies, having previously blocked offline installation methods for Windows 11, indicating a shift towards a more controlled and cloud-centric ecosystem [6] - The rise of counterfeit versions of KMS38 and associated security risks has prompted Microsoft to take action, as popular tools can easily be mimicked and infected with malware [6][7] Group 3 - As Windows 11 becomes more restrictive, there is a growing interest in alternative operating systems like Linux, with users considering migration due to hardware limitations and the desire to avoid licensing fees [7][8] - The development of Linux desktop systems has accelerated, with improved gaming capabilities and user experiences, leading to a potential shift in user preferences away from Windows [7][8] - While Linux and ChromeOS may not replace Windows overnight, they present viable options for users unwilling to pay for licenses or comply with stringent account management [8]