A legitimate compressed version of GTA 4 for PC should be at least 8 GB to 15 GB. If a Telegram link promises a "Highly Compressed GTA 4 PC Game" that is only 500 MB, it is almost certainly a scam or a virus. Use a Virtual Environment
For game mods, rely on verified external sites like GTAInside, Nexus Mods, or GitHub. Use Telegram purely for discussion and links back to these official platforms. Gta 4 Telegram Link
Tell me which platform you're using so I can guide you to the right resources. A legitimate compressed version of GTA 4 for