The Microsoft certificates used by Secure Boot, issued in 2011, expire in 2026. Windows replaces them with 2023 certificates, normally automatically through Windows Update. Since April 2026, the Windows Security app shows where this update stands. If it says "Not yet updated", shows a yellow badge or a red icon, this g
Since Cyberpunk 2077 update 2.5 ("Edgerunners 2 Update", released on October 22, 2026), the FSR 3 option no longer appears in the upscaling settings on PC? This is not a bug: CD PROJEKT RED removed FSR 3 upscaling and kept only FSR 2.1, FSR 4 and FSR 3.1 Frame Generation. This guide helps you choose the option that rep
You play War Thunder on PC with an AMD Radeon RX 5000 series card (RX 5300, 5500, 5600 or 5700) and, since a recent driver update, the match freezes, the screen goes black for a few seconds or the game closes? AMD acknowledges this problem in its release notes: it has been listed as a known issue since Adrenalin 26.9.2
You have just installed a recent AMD Software: Adrenalin Edition driver on Windows 10, and your Radeon card's Smart Access Memory (SAM) feature is now turned off? AMD knows about this problem: it is listed among the known issues of drivers 26.10.1 and 26.10.2 (October 2026). In most cases, you only need to turn the opt
The Windows Subsystem for Linux (WSL) lets you use a Linux distribution such as Ubuntu directly in Windows. With WSL 2, the distribution runs in a lightweight virtual machine. If a virtualization component is missing, the installation or the first launch stops with error 0x80370102, which Microsoft documents as: "The v
Wake-on-LAN (WoL) lets you power on or wake a PC remotely by sending it a "magic packet" over the network. It depends on the hardware, the BIOS/UEFI, the network adapter driver and the state in which Windows left the PC. The most common case: WoL works from sleep, but not after a shutdown, because of Fast Startup. Prob
Windows Sandbox opens a disposable Windows desktop, isolated from the rest of the PC, which is handy for testing software or a suspicious file: when it closes, all of its content is deleted. It relies on Hyper-V virtualization. When a requirement is missing, the option is absent or greyed out in Windows features, or Sa
An older game, a media player or another program closes without warning on Windows 11, at launch or as soon as it plays sound? If the problem started in late September 2026, it may be a bug acknowledged by Microsoft, linked to the AC-3 (Dolby Digital) audio decoding built into Windows. Microsoft fixed it with the Octob
Since the September 8, 2026 Windows security update, some USB headsets, microphones, DACs or sound cards no longer produce any sound, or show a Code 10 error in Device Manager. Microsoft has acknowledged this issue. It affects some USB Audio Class 1.0 devices, on Windows 11 as well as Windows 10. To date it is only par
Support for Windows 10 ended on October 14, 2025. To keep receiving critical and important security updates, Microsoft offers consumers the ESU (Extended Security Updates) program, until October 12, 2027. Enrollment is done in Windows Update, but the "Enroll now" link only appears if the PC meets every requirement. Her
This guide covers public Wi-Fi networks (hotel, station, train, café, campsite, hospital) that ask you to accept terms or sign in on a sign-in page, also called a captive portal, when that page doesn't show up on Windows 10 or 11. Windows is connected to the Wi-Fi network, but the Internet remains unreachable. Accordin
This guide covers the CPU Fan Error message (often followed by Press F1 to Run SETUP or Press F1 to Resume) displayed at startup, before Windows. It is issued by the motherboard during POST (the startup checks). According to ASUS, it means the motherboard does not detect the rotation speed of the processor fan. The fan