Probably.It is usually the Firewall that they recommend turning off but looks like Avast was stopping it for you.There has been a few posts with folk unable to download it and I am sure that your advice might help them.
Alienware 17 R4 2017 review
These brilliant Lego posters show just what children's imaginations are capable of
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Comment réinitialiser votre PC, ordinateur portable ou tablette Windows ?