Ubuntu – Virtual box 4.3 error not support 64 bit

12.04virtualboxwindows 8

I'm using oracle virtual box 4.3.10 (64bit) and ubuntu 12.04 64bit ut in the VM it only shows 32 bit versions.how can i fix this? I have tried some options but failed. Please help me out

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Best Answer

I've had this issue before, and It turned out to be from the BIOS.

You should enable VirtualMachine support from the bios setup.

I hope that this what is preventing your 64 from showing up.

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