EA App error EC:10005 is a network/login failure that blocks sign-in or game installs, usually caused by antivirus/firewall blocking, a VPN, router issues, or a corrupted app cache.

EA App

How to Fix EA App: 'Failed to Launch Game - An Error on Our End'

This EA App error usually is not actually on EA's servers - it is almost always a local launcher, permissions, cache, or anti-cheat problem on your PC. Here are the fixes that have actually worked for other players, in order of success rate.