tricknfixGAMING · TECHNOLOGIE · INFORMATIQUE
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An older program or game requires .NET Framework 3.5, and the installation fails: a "Windows couldn't complete the requested changes" window, error code 0x800F0906, 0x800F081F or 0x800F0907, or a checkbox missing from Windows features. Since Windows 11 26H1, Microsoft has changed how this component is installed: the ri
You type python in a terminal and Windows opens the Microsoft Store, or the command is not found even though Python seems to be installed. Since Python 3.14, the recommended installation method on Windows is the Python install manager, which provides the python, py and pymanager commands. Most failures come from a Wind
You type a winget command in Command Prompt or PowerShell and Windows says the term is not recognized, or the command closes without displaying anything. WinGet, the Windows package manager, is not a separate program: it ships with the App Installer component, delivered through the Microsoft Store. The fault almost alw
Windows 11 refuses to copy, move, extract or delete a file, saying that its name or path is too long? The problem almost always comes from an old Windows limit: 260 characters for the full path of a file, folders included. This guide explains how to recognise it and work around it, from the simplest solution (shortenin
You want to delete, rename or move a file, and Windows 11 refuses, saying it is open in a program? Windows protects a file as long as a process keeps it open: this is not a fault, but you need to identify that process. This guide offers a progression from the simplest to the most technical, with Microsoft's free tools
Is Windows 11 denying you access to a data folder: an old drive connected to a new PC, the folder of a former user account, an external drive formatted as NTFS on another computer or a folder restored from a backup? This guide explains why File Explorer blocks access, what the Continue button really does, and how to re
You run a PowerShell script (.ps1 file) provided by a tutorial, a program or your own work, and Windows PowerShell refuses to load it? This block comes from PowerShell's execution policy, a safety setting that decides whether scripts can run and whether they must be signed. This guide explains how to read this setting,
Windows refuses to copy a large file (video, ISO disc image, backup, virtual machine disk) to a USB flash drive, an SD card or an external drive, even though the free space shown is more than enough? In the vast majority of cases, the cause is not the available space but the drive's file system: FAT32 cannot hold a sin
You want to show your Windows 11 PC screen on a TV, a projector or another PC without a cable, but the display does not appear in the list, the connection fails or Windows asks you to plug in a cable? This guide starts from what you observe to find the cause, following Microsoft's support pages. Windows wireless projec
Windows 11 refuses to open a program you have just downloaded, and the block comes from Smart App Control? This guide explains how this protection decides to block an app, how to check that it is really the cause, and which options actually exist, based on Microsoft's support pages. One key point to know from the start
Microsoft launched the Windows 11 2026 Update (version 26H2) on September 29, 2026, and its status page has stated since October 28, 2026 that it is available for all eligible devices. Yet Windows Update still does not offer it to you? This guide helps you find out why, starting from the version installed on your PC, a
Since installing the NVIDIA Game Ready 621.01 driver (released on October 21, 2026), do your videos freeze or show only a black screen during playback? If your graphics card is a GeForce RTX 50 Series (or an RTX Spark PC), NVIDIA has acknowledged this issue and fixed it in a hotfix driver 621.12. This guide helps you c
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