After reboot, go to Settings > System Management > Software Update to confirm the new version. Method 2: Manual Update (Offline Mode) Use this if OTA is not working, you want a specific firmware version, or you have no internet.
Open Settings → System Management → Software Update . How to Update Software on VIVO iQOO Z9 Turbo
Search for “iQOO Z9 Turbo firmware” and download the correct Full ROM Package (usually a .zip or .ozip file) for your region. After reboot, go to Settings > System Management
Go to the official VIVO Community or iQOO Support website. go to Settings >