Repair Easy Anti cheat ( Open Lost Ark Application in your Steam library and go to Settings → Manage → Browse Local Files > Open the AntiCheat Folder > Run the EasyAntiCheat_Setup executable file > Repair.
Troubleshoot the Firewall: Press Windows + R, type “firewall.cpl” into the Run window, and then press Enter.
Click Allow an app or feature through Windows Firewall and then click Change settings.
Look for the game in the list of allowed apps and features. If it’s present, make sure it’s checked, and that both the Private and Public columns have a check mark. If the app is missing from the list, you need to add it.
Click Allow another app…, locate and select the app, then click Add.
Once you’ve done that, you need to ensure that the app is checked, and that it has check marks under both the Private and Public columns.
If the problem persists can you kindly reach out to our customer service live chat, so we can further help you with this issue. Amazon Games