64-bit issues

About this tag
This tag covers discussions about 64-bit issues on Windows systems, including compatibility problems, driver conflicts, and software errors specific to 64-bit architectures. Common topics include resolving ownership and permission errors after upgrading from 32-bit to 64-bit Windows, troubleshooting application crashes, and addressing hardware driver failures. Users often seek help with 64-bit-specific error messages, performance concerns, and migration challenges. The tag also includes advice on identifying whether a system is running a 64-bit version of Windows and how to resolve issues that arise from mixing 32-bit and 64-bit components.
  1. Barry Gold

    Windows 7 Resolving Ownership Issues After Installing Windows 7 Over Windows XP

    I have a desktop system that had WinXP on it. I bought a copy of Win7, put the install CD in the drive, and booted. After waiting a long time(*), it finally booted and offered me a choice: Upgrade Complete install I'd swear I chose fresh install, but when it finished installing all my user...
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