Open Lenovo Vantage , navigate to the Dashboard , and toggle Network Boost to OFF . Some users also recommend disabling "Wi-Fi Security" or "Wi-Fi Optimization" within the same app to prevent further interference. 2. Adjust Advanced Network Adapter Settings
Standard Windows updates don't always provide the best driver for Legion hardware. lenovo legion 5 slow download speed
The most common culprit for slow download speeds on Legion laptops is the feature within the Lenovo Vantage app. Open Lenovo Vantage , navigate to the Dashboard
Open Device Manager , expand Network adapters , right-click your Wi-Fi card, and select Properties . Under the Power Management tab, uncheck "Allow the computer to turn off this device to save power" . Under the Power Management tab, uncheck "Allow the
Network Boost prioritizes gaming traffic by severely throttling background downloads (like Steam, Epic Games, or browser downloads).
Paradoxically, some users find that newer drivers cause instability. If speeds dropped after an update, try rolling back to a previous version (like a stable 2019 or 2021 driver) via Device Manager. 4. Flush DNS and Reset Network Stack
Set Roaming Aggressiveness to "Lowest" to prevent the laptop from constantly searching for a new signal, which can cause speed drops. 3. Update or Roll Back Network Drivers