Keep in Mind Do not remove(unplug) your Pen Drive when it is being used, It may crash your system or pen drive. In this, You have to select Advanced system settings after Properties. However, You can also use this method in Windows Vista or 7, If you wish.

Click on OK, Then Restart your Computer. For example, if your computer has 1 GB of RAM and you plug in a 4 GB USB flash drive, set aside at least 2 GB on the flash drive to get the best performance gain from ReadyBoost, and preferably.Now Enter Memory 5-10 MB less than the Actual Size.Select Pen drive in the list and Choose Custom size.Now click on Advanced > Virtual Memory.Right click on the My Computer > Properties.Choose maximum space to reserve system speed.Īs Windows XP doesn`t contain any such feature so, you have to manually set your pen drive as extra virtual memory.Follow the steps :.Click on Ready boost tab > Use this device.Right click on your pen drive > Properties.For most systems, setting a fixed minimum size and no maximum size for virtual memory will provide the best performance.

Even with Vista or Windows 7, Ready Boost only improves performance when your USB drive has faster access times then your hard drive does.

How to format usb drive for readyboost