Apex Legends Switches On Javelin Anti-Cheat and Hits Party Not Ready Errors

EA's Javelin anti-cheat replaced Easy Anti-Cheat in Apex Legends on PC on September 29. The same day, Respawn's official update post said players were hitting matchmaking errors including Party Not Ready, advised switching the launcher to Steam, and said a fix was being worked on. Secure Boot is not required at launch. Respawn also brought Core Wildcard back next to Apex KO.