To attempt a T290 FRP Bypass on Android 11, you will typically need:
: You typically need a secondary Samsung device to "back up" the Alliance Shield X app and then "restore" it onto the locked T290.
Go back to Emergency call and type *#0*# but then immediately press the Power button 5 times fast. On older Android 11 builds, this invokes the “A/B system update” screen, giving you a browser window. Use the browser to download a file manager.
Start with Method 1. It works for 95% of users. If you encounter the dreaded “Custom binary blocked by FRP” error, don’t panic—that just means you need to use the Odin downgrade path.