How To Reduce & Fix Lag on PC – Stop Lagging In-Game

“Lag” covers multiple sensations. A high FPS number only measures how fast frames render, not the delay between pressing a key and seeing a response or the time packets take to reach the server. You can feel lag if ping spikes, input devices poll slowly, or the CPU schedules frames unevenly. Check ping, enable an on-screen latency graph, and verify V-Sync or a frame limiter is not introducing extra delay.

Yes, for fast-twitch shooters every millisecond counts. Wi-Fi introduces extra encryption overhead, signal contention with neighbors, and retry packets when interference occurs. These factors add 10-50 ms of jitter that wired Ethernet avoids. That may not sound large, yet during peak fights the extra delay lets opponents peek and shoot before your client shows them. A cheap Cat-6 cable is the single most effective network upgrade for stability.

Check for updates around major game launches or once every two months. NVIDIA, AMD, and Intel release “Game Ready” or “Adrenalin” driver packages that include engine-specific optimizations and bug fixes. Skipping several versions can leave 10-20 percent performance on the table and may trigger crashes in new engines. Use GeForce Experience, AMD Software, or Intel Assistant to receive automatic alerts, then perform a clean install if unusual stutters appear.

Game Mode reallocates CPU threads and suspends background updates, which helps most mid-range systems. On some high-core CPUs it mismanages thread prioritization, causing sporadic stutters. Toggle it on, benchmark a consistent section, then repeat with it off. Keep whichever setting produces smoother one-percent low frames. Remember to disable driver overlays or capture utilities before comparing results, since these tools affect Game Mode’s scheduling decisions during testing.

Yes, when done correctly. Limiting frames a few counts below the monitor’s refresh prevents the GPU from queuing extra frames that increase render latency. For a 144 Hz panel, cap around 141 FPS using the game’s built-in limiter or Radeon/NVIDIA control panels. Avoid V-Sync if you are chasing lowest delay, since it halts the GPU until the next refresh and adds additional frame time in exchange for tear-free output.

Absolutely. Dust blocks airflow, raising component temperatures. Once the CPU or GPU approaches its thermal limit, firmware reduces clock speeds to stay safe, often slashing performance by twenty percent or more. A five-minute blast with compressed air plus fresh thermal paste every three years keeps temperatures well below throttling thresholds. Monitor temps with HWInfo; aim for under 85 °C on modern hardware during extended gaming sessions.

DNS affects only the initial lookup that converts a server name into an IP address. After that one-time query, game traffic flows directly to the server’s IP, so in-match latency remains unchanged. Faster DNS like 8.8.8.8 shortens matchmaking and patch download times, which can feel snappier, but it will not fix constant rubber-banding or high in-game ping. Focus on wired connections and closer servers for true latency gains.

Modern processors feature built-in thermal protections. When sensors pass roughly 95 °C they throttle or shut down to prevent component failure. Temporary spikes are safe, yet daily operation at those levels accelerates solder fatigue, VRM aging, and thermal paste drying. Staying below 85 °C under load balances longevity and performance. Improve airflow, undervolt slightly, or adopt a better cooler to preserve clock speeds while extending hardware lifespan.