Hello everyone.
I've been engrossed in this game lately and I'm loving every minute of it. However, I've hit a bit of a roadblock and could use some advice.
Specifically, I'm struggling with the later levels where the enemy's defenses seem impenetrable.
What strategies have you found most...
I'm learning window ad-certificate using some document but that is change the Validity Period Units value so I search the that but I couldn't found what is that value. The document is change the value "4" from "2". It is have some mean ? I found the what is Validity Period but, I didn't find the...