: Right-click your League of Legends shortcut, select Properties , go to the Compatibility tab, and check "Run this program as an administrator".
: 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.
Performance drops are often tied to hardware bottlenecks or outdated software. Fix League of Legends All Error | Crashing, Fre...
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
: Sometimes a simple restart clears temporary memory conflicts. : Right-click your League of Legends shortcut, select
Before diving into complex fixes, ensure these basics are covered:
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 The game will automatically reinstall fresh versions of
: Open the Riot Client , click your profile icon, go to Settings , select League of Legends, and click Repair . This checks for and fixes missing or corrupted game files. 3. Improving FPS & Reducing Lag