Updates are often released in "waves" based on region or carrier. If your phone says it is up to date but you know a version is out, wait a few days or try checking again while connected to a different Wi-Fi network.
Your phone will restart automatically to apply the update. Do not turn off your device during this process. Method 2: Manual Update via SD Card How To Update Software On ZTE Blade A73 5G
If you own a ZTE Blade A73 5G, this guide will walk you through every method available to update your device, from automatic over-the-air (OTA) updates to manual recovery options. We will also cover how to troubleshoot common update errors. Updates are often released in "waves" based on