Interactive Diagnostic Platform

Find Fast Solutions to Technical Issues

Select an interactive troubleshooter below to step through root-cause diagnostics and resolve issues quickly.

Hardware & Drivers

Fix: Screen Flickering & Graphics Driver Crashes

An unstable display—whether it manifests as constant **screen flickering**, brief black screens, or "Display driver stopped responding" popups—can make your PC completely unusable. Let's determine if this is a refresh rate mismatch, a background app conflict, or corrupted GPU drivers (NVIDIA, AMD, or Intel).

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Networking & Connectivity

Fix: "Default Gateway Is Not Available" Network Error

Getting kicked off the internet every few minutes, only for Windows troubleshooter to fix it temporarily with **"The default gateway is not available"**? This loop happens when your network adapter loses communication with your router. Use this guide to disable power-saving drops, set a static gateway, and reset your network socket permanently.

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Networking & Connectivity

Fix: "DNS Server Not Responding" Error

Your internet is connected, but your browser refuses to load any pages, throwing a **"DNS Server Not Responding"** or **DNS_PROBE_FINISHED_NXDOMAIN** error. This means your PC can't translate website names (like google.com) into IP addresses. Let's pinpoint where the breakdown is happening and get you back online.

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