The launcher starts up fine, but when it says to download the version, the launcher fails to download lang files.

Failed to download file. ast_ES.lang
Name: ast_ES.lang
URL: http://resources.download.minecraft.net/1d/1d37a6f67db63ee15ec19f0426a914882bc9aadc
Error details: Request error -101: ERR_CONNECTION_RESET
Filename on disk: 2cb1-46dc-ba78-7be5
Path: C:\Users\Trevor2\AppData\Local\Temp\2cb1-46dc-ba78-7be5
Exists: file
Notes:
Affects minecraft versions 1.11.2 and 1.8.9, unsure if it affects other versions.
Also shows up as this:
Failed to download file. id_id.lang
This is not caused by Bytefence. The launcher was installed on two computers that did not have Bytefence installed.