I have Big Sur as well and I wasn't able to launch the game through the launcher it would crash every time so what i do is just open the game through the installer each time. you just press the install button and it skips the install and goes straight to repair and takes like 5 seconds then it launches like normal. 1.1 Reboot your mac and hold the Power Button/TouchID Button on startup until it tells you it's loading recovery mode. This will bring up the Recovery Mode. 1.2 Select Options and enter your password. 1.3 On top of the screen, open Utility->Terminal and type csrutil disable. Wait a few seconds. Load the League of Legends client. You’ll find the “ interface ” section under “ settings .”. Once you’ve clicked the “Interface” section, then click the “ Chat ” option 26K views 2 years ago. If this fix doesn’t work please also try closing the client, deleting everything inside /Users/Shared/Riot Games/ and then restarting the installer - as this 1. joepo82. • 4 yr. ago. I use blitz.gg for Mac and it imports runes for me every game, fairly certain it can import item builds as well but I’m not 100% sure because I don’t use that feature. App does get a little buggy time to time though. r/leagueoflegends. Friends, if you are using a Mac OS to play the League of Legends game and want to download the mod skin LOL for Mac OS, then this is very sad because LOL mod skins are currently available only for Windows operating systems. If mod skins for LOL become available for Mac OS in the future, we will notify you as soon as they become available. Here are some steps you can take to troubleshoot: 1. Update Your System: Ensure your system is up-to-date. For Windows 10, select Check for Windows updates. Or select the Start button, and then go to Settings Update & Security Windows Update. For Windows 11, select Check for Windows updates. Or select Start Settings Windows Update. To download and play League of Legends on your Mac, you can follow these simplified steps: Download the Game: Visit the League of Legends official website. Click “Play Now” to initiate the download process. If you’re a new player, sign up for a Riot Games account, or log in if you already have one. On the download page, select the Mac JajWp.