A guide on how to install RAM (Random Access Memory) - EWF (Enable Write Filter) without temporary partition when using Windows XP Embedded Image. This could be needed specifically when we are using a flash based storage media with the target board, like Compact Flash Drive. Because in flash media, if the power failure happens in the write cycle, it damages the flash. And the board fails to boot. Also when we need the that the application should not change anything on the flash. -A guide on　how to install RAM (Random Access Memory)- EWF (Enable Write Filter) without temporary partition when using Windows XP Embedded Image.　This could be needed specifically when we are using a flash based storage media with the target board, like Compact Flash Drive. Because in flash media, if the power failure happens in the write cycle, it damages the flash. And the board fails to boot. Also when we need the that the application should not change anything on the flash.