How to increase RAM on a phone?

I've increased space with an sd card (class4 32gb) but what about ram use?

Hi there. Which phone are you using? I'm not sure if this will work on your phone, but you might want to just check it out: click here

Also, here are some links that may help you with that:
- Link 1
- Link 2

Note: Do it at your own risk.

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