To check for updates now, select the Start button, and then go to Settings > Update & Security > Windows Update, and select Check for updates. You may also wish to visit your device manufacturer’s support site for any additional drivers that may be needed. Also note the following: If you want to install the update now, select Start > Settings > Update & Security > Windows Update, and then select Check for updates. If updates are available, install them. If version 21H1 isn't offered automatically through Check for updates, you can get it manually through the Windows Update Assistant.