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Altera_Forum's avatar
Altera_Forum
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16 years ago

USB-Blaster on Windows 7

Hi, I installed Windows 7 Ultimate x64 today and got Quartus II V9.0 up and running OK, didn't even reinstall it, just used the installation I previously used in Vista x32. I tried to install ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

When you install a newer version of Quartus, I don't think the installer will automatically activate the newer USB drivers. You need to go into the device manager and manually select the update driver option and point it to the new driver. You were probably still using an older driver even though you had installed Quartus II 9.1.