We have confirmed that this issue may be resolved by updating to the latest beta version.

Posted on 08/17/2026
We have confirmed that users may not be able to log in after making an in-app payment on a device with iOS 27.0 Beta installed.

Please note that eFootball™ does not support iOS 27.0 Beta, so we kindly ask that you do not install this operating system on the device that you play the game.
If you must install it, make sure you understand the above points.