You can get it for free from here: https://xonotic.org/. - Source: Reddit / about 2 months ago
What im actually commenting for is to tell OP that if you are going to try an arena shooter, Q:Champions prolly wont work on a laptop(Kinda making the assumption its not a strong laptop) Xonotic or quakeio have more options anyway. - Source: Reddit / about 1 month ago
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