When upgrade from Windows 98 to Windows XP SP3, the setup complains cannot copy "mfc42.dll" then stop. This issue is from a bug of setup files of XP SP3. This video shows how to fix it by changing 4 installation files and setup from local disk.
00:00 Demo the error that stops the upgrade.
01:00 Detailed steps of the fixing.
05:57 After fixing, installation and verification of the upgrade.
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https://www.youtube.com/watch?v=l6B4lnUVAgA