Many "speed hack" executables found on third-party forums contain trojans designed to steal Steam or Discord credentials.
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Some ISPs use "packet shaping" to throttle traffic from file-hosting sites. Using a VPN can often bypass these local ISP restrictions and restore your maximum allowed speed. Many "speed hack" executables found on third-party forums
When you download a mod, you are transferring data from a server to your computer. High-speed servers capable Nexus Download Speed Bypass