Performance drops are often tied to hardware bottlenecks or outdated software.
: In the same Compatibility tab, check the box for "Disable full-screen optimizations" to prevent Windows overlays from causing freezes. Fix League of Legends All Error | Crashing, Fre...
Check out this quick visual guide on setting administrative permissions and basic compatibility fixes: How To Fix League Of Legends Not Opening - NEW 2026⚠️ YouTube• Jul 2, 2025 2. Fixing "Critical Error" & Client Freezes Performance drops are often tied to hardware bottlenecks
: Navigate to your LoL installation folder (usually C:\Riot Games\League of Legends ). Locate and delete the Config and Data folders. The game will automatically reinstall fresh versions of these files when you relaunch. Fixing "Critical Error" & Client Freezes : Navigate
This report covers essential troubleshooting steps for (LoL) errors, including crashing, freezing, and performance issues like FPS drops, based on the latest 2026 support guides. 1. Essential First Steps
: Right-click your League of Legends shortcut, select Properties , go to the Compatibility tab, and check "Run this program as an administrator".