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Windows 11

How to Fix Sleep Mode Battery Drain on Windows 11 — Complete Step-by-Step Guide

Introduction Have you ever closed the lid of your laptop or put your PC into sleep mode, expecting to save power — only to co […]

TL;DRIf your PC feels slow even when CPU is low, apps crash, or updates fail after recent Windows 11 patches: (1) run SFC/DIS […]

TL;DRIf your PC looks completely dead after an update (no lights, no fans, no display), treat it like a power/firmware protec […]

If Windows 11 suddenly displays the message “You need to reset your PIN on this device,” you may find yourself un […]

「このPCはWindows 11の対象です」と見たのに、実際にはアップデートできない…。そんな confusing な状態で困っていませんか？特に Intel Core i5-7300U（第7世代）搭載PCでは、この現象がよく起こります。結論か […]

Quick note: KB5039302 was an optional “Cumulative Update Preview” released on June 25, 2024 for Windows 11 22H2/23H2. It has […]

Introduction (Updated for June 2025) June 2025 brought monthly security updates and refinements to Windows 11. The main cumul […]

If your PC feels sluggish, throws random errors, or keeps acting up after major Windows updates, a clean install can give it […]

Windows Updateの後、「メーカーのロゴ画面から進まない」「再起動を繰り返して起動できない」「黒い画面のまま動かない」といったトラブルで困っていませんか？ Windowsの大型アップデート後には、ごく一部の環境で起動不能やフリーズなどの […]

If you’ve ever needed to capture an error message, a step in a tutorial, or a quick demo for a colleague, Windows gives you s […]