Update Your Web Browser It looks like you’re using an older web browser. Beginning May 2021, IRS.gov won’t support older browsers for security reasons. To continue using IRS.gov: Update your web browser to the latest version Check that it supports TLS 1.2 or higher What is TLS? TLS (Transport Layer Security) protects the data you send from your computer to IRS.gov. TLS 1.2 fixes issues with the older TLS 1.0 and 1.1 versions.
