How do I get Accumulation of my consoles are increased?

Game Dev Tycoon
#1

Where is low, very low, and I do not know how to increase, like, the budget is at most, but still does not rise much, someone help me?

Thanks for listening.

#2

uh
this is kind of tech support.
This graph shows you how many customers sent their consoles to you to fix them, and how many you already fixed. The lower the better

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