Aaron2017 , Apr 6, 2021 : It means it's out of date. OS11 came with the februari patch but since it looks like it's been paused you'll have to wait for it to be released again.
pa1. , via OnePlus 7T , Apr 6, 2021 : The red flag is shown when the security patch is more than two months old . Wait till next update cause Oneplus promises to provide the 2 monthly security update which means the update is nearby .
goofnugg , via OnePlus Community App , Apr 8, 2021 : I never saw an update to 11. Still on 10 (T-Mobile OnePlus 7t)
pablofg1978 , Apr 8, 2021 : Hello there, It means that the security patch is older than 3 months. A new update is available, please read and use the official update thread for any update related discussion https://forums.oneplus.com/threads/oxygenos-11-for-the-oneplus-7t-pro-and-oneplus-7t.1405106/unread Thread closed