lenovo ideapad s145

For reference the laptop model is a Lenovo Ideapad S145-15API Hello, last week my laptop screen started flickering a lot, at first i was afraid it was a GPU problem, but my external monitor image is 100% fine, no problems there, so I discarded that possibility and decided to buy a flat cable...

I bought Lenovo S145 15IIL laptop (model 81W800FLIN). It comes with 8GB soldered RAM which seem to run at 2666 MHz. The processor is 1031G1 which seem to support 64GB @ 3200 MHz. Lenovo says max 12 GB is supported. But some people have upgraded above 12 GB too. For example in this video it is...