Looking for logging into the Garena Authentication Failed site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Garena Authentication Failed site. After that you can login as usual with your login credentials.
http://support.lol.garena.com/en_SG/articles/406
https://support.garena.co.id/post/265
https://support.garena.co.id/post/401
https://support.garena.co.id/pb/2/1
https://www.reddit.com/r/RingOfElysium/comments/8dovj6/authentication_failed_error/
https://www.garena.ph/support/faq/1
http://www.dota-utilities.com/2009/09/garena-login-problem-cant-login-garena.html
https://forum.netgate.com/topic/10491/problem-with-logging-in-garena
https://forum.gravindo.id/showthread.php?313-Support-Gagal-Login-Permasalahan-Login-Laporkan-Disini!/page43
http://forums.euw.leagueoflegends.com/board/showthread.php?t=1089047
https://play.google.com/store/apps/details?id=com.garena.android.authenticator&hl=in
https://www.facebook.com/lolph/posts/greetings-summonersplease-be-informed-that-we-are-already-aware-of-the-connectiv/811051842247778/
https://www.facebook.com/fo3indonesia/