older PCs

Winsage
June 21, 2026
The expiration of Microsoft's Secure Boot 2011 certificates on June 24 will not prevent older Windows PCs from booting, as confirmed by Microsoft. Devices will continue to operate normally, but they will miss future boot-level security updates, including updates to the Windows Boot Manager and mitigations for newly identified vulnerabilities. The ability to receive the Secure Boot 2023 update depends on the device firmware's compatibility, with many manufacturers, including Dell, HP, Lenovo, and ASUS, having cutoffs for BIOS updates based on the device's End of Service Life. Older PCs using Legacy BIOS or Compatibility Support Module (CSM) mode do not utilize UEFI Secure Boot, making the update irrelevant. Users running Windows 11 on unsupported hardware may have Secure Boot disabled or improperly configured. Without the 2023 certificates, devices cannot receive future revocation updates to the Secure Boot DBX, which lists compromised bootloaders. Users on Windows 10 with supported OEMs may receive the update if a compatible BIOS is available, while those on older PCs without updates can continue using their devices but will lack future security updates. The Secure Boot status can be checked through the Windows Security app, with color-coded badges indicating the status of the certificates.
Winsage
June 15, 2026
Microsoft has expanded the rollout of the Secure Boot 2023 certificate update to more Windows 11 and Windows 10 devices with the June 2026 Patch Tuesday update (KB5094126). This update aims to ensure that most supported consumer PCs are classified as high confidence, meaning necessary certificates are either installed or will be applied automatically. Secure Boot is a firmware security feature that verifies the software attempting to load during the startup process, blocking unauthorized software. The certificates supporting Secure Boot, issued in 2011, are expiring in stages starting June 24, 2026, prompting Microsoft to deploy replacement certificates. Most home users do not need to take manual action as the updates will occur automatically via Windows Update. Users can check their Secure Boot certificate status in the Windows Security app. A yellow warning indicates pending compatibility data, while a red alert suggests a firmware incompatibility requiring a BIOS update. Multiple reboots during the update process are normal, and a new SecureBoot folder in Windows is for staging cryptographic files. Older PCs may experience longer update times, and some may not receive updates due to firmware issues. HP users should check for BIOS updates if encountering BitLocker recovery loops. IT administrators should monitor device classifications and manually initiate updates for devices not in the high confidence category. Devices with Secure Boot disabled cannot receive updates, leaving them vulnerable. The expiration of the Microsoft Corporation KEK CA 2011 certificate on June 24 does not immediately affect device functionality, but it limits Microsoft's ability to sign new bootkit blacklist updates.
Winsage
June 12, 2026
Microsoft is expanding the availability of its Copilot+ features to users with Nvidia RTX GPUs, allowing older PCs to utilize advanced AI tools such as text summarization, image upscaling, and code generation. This change is facilitated by the experimental release of the Windows App SDK 2.2, which enables AI functionalities to run on dedicated Nvidia RTX GPUs. Features include text rewriting, editing, and advanced capabilities in the Microsoft Photos app. Users must download the experimental version of WinAppSDK 2.2, have an Nvidia GeForce RTX 30 series GPU with at least 6GB of VRAM, and enable Developer Mode on their PC. This shift reflects a broader strategy to leverage local AI models while still using cloud resources, aiming to democratize access to AI capabilities across a wider range of devices.
Winsage
June 10, 2026
Microsoft's June 2026 Patch Tuesday update, KB5094126, introduced the Low Latency Profile feature in Windows 11, aimed at improving responsiveness of core shell experiences like the Start menu and Action Center. This feature optimizes CPU performance by allowing it to quickly reach maximum frequency for one to three seconds during user interactions, enhancing the speed of actions such as opening the Start menu. Users must install the update and may need to enable the feature manually using ViVeTool if it is not activated automatically. The Low Latency Profile is designed to work without significantly impacting battery life or thermal performance. Other enhancements in the update include Shared Audio for Bluetooth headphones, Multi-App Camera functionality, and improved Task Manager capabilities.
Winsage
May 28, 2026
A Secure Boot certificate refresh is being deployed across supported Windows devices via Windows Update. The Secure Boot certificates from 2011 will begin to expire in June 2026, prompting Microsoft to introduce new 2023-dated certificates to maintain security. Most users will require minimal action if their PCs are updated, but older devices may face challenges. The current certificates include: - Microsoft Corporation KEK CA 2011: expires June 24, 2026 - Microsoft UEFI CA 2011: expires June 27, 2026 - Microsoft Windows Production PCA 2011: expires October 19, 2026 The new certificates will remain valid until 2038, with plans for post-quantum cryptography around 2030. While PCs using the 2011 certificates will continue to function, they will lose access to new security protections, making them vulnerable to emerging threats. A notable example of such a threat is the BlackLotus bootkit, which exploited vulnerabilities to bypass Secure Boot. Microsoft's rollout strategy involves a staged update process that typically takes around 48 hours and may require restarts. Users are advised to keep Windows updated and check their Secure Boot status. Known issues may arise for older PCs, systems that bypassed Windows 11 requirements, Legacy BIOS systems, and custom firmware configurations. IT teams managing devices should inventory their systems, monitor specific event IDs, test updates, and document devices that cannot be updated.
Winsage
May 27, 2026
The evolution of software development has progressed from intricate coding practices in the era of Windows 3.1 to more user-friendly programming environments. Linux applications typically require less RAM, often functioning efficiently with 8 to 16 GB, compared to 32 GB for Windows. Users can explore Linux through platforms like WSL, Hyper-V, or VirtualBox without fully committing. Linux serves as a viable alternative for older PCs that cannot support Windows 11 and acquiring Linux development skills can enhance professional profiles. Linux updates generally do not require reboots, and users can choose when to install them. Windows systems tend to slow down over time due to registry clutter, while Linux maintains performance integrity. Windows runs numerous background processes that could be disabled for better performance, but users may not know which ones are safe to turn off. Developers may find Windows frustrating due to increasing restrictions and limited administrative privileges. In contrast, Linux provides transparency regarding telemetry data. Microsoft's Visual Studio Code is a leading text editor for Linux, highlighting Microsoft's influence on Linux development. The introduction of Python and C# on Linux has showcased its performance advantages. While Windows has an edge in GUI development, tools like Flutter are enabling Linux GUI application creation. Many Linux utilities work seamlessly from the terminal. Transitioning to full-time Linux use is a personal choice, especially for gamers or those with specific project needs. The ability to develop in languages like Rust, Flutter, and C# across both operating systems encourages exploration of various Linux distributions.
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