To clean the RAM of a computer, the first thing you have to do is turn off the computer.
Then open the enclosure cover. Screws and nuts vary from one model to another.
Removes or RAM modules. These platelets are integrated circuits that are easily removed and are easy to locate.
Clean the contacts on the memory module or with a paste of bread.
Once you have removed all the dust of memory, returns it to its place.
Turn on your computer. The same once you're on, you should start smoothly.