You can’t. ATT phones update over the air. This requires you be in the USA and using an ATT SIM card for service
(The following is included after all posts to save typing) I don’t work for AT&T. My replies are based on experience and reading content available on the website. Our answers are honest, but not always appreciated. If you posted personal information, please edit and remove.
Award for Community Excellence 2019 Achiever* *The views and opinions expressed on this forum are purely my own. Any product claim, statistic, quote, or other representation about a product or service should be verified with the manufacturer, provider, or party.
I have an active att sim and account. My LG v20 receives no updates. I'm not rooted so idle what the problem is. Everyone keeps saying I have to have an active sim and account...I do but it doesn't fix the problem.