authentication unknown error. game will run in offline mode
BO2 Client Support
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Ridjn You can try a few things:
- Change your dns servers https://www.windowscentral.com/how-change-your-pcs-dns-settings-windows-10
- Disable your firewall
- Redownload the launcher from here https://cdn.plutonium.pw/updater/plutonium.exe
Which antivirus software do you use?
