The Nokia XR21 has received a new update that includes the latest security patch. This September security patch is 63.26 MB in size and incorporates all the necessary patches to address security issues discovered by Google. You can find more details in the Android Security Bulletin for September 2023.
If you happen to be using the nearly indestructible XR21, which may have acquired a few scratches on the soft protective plastic at the bottom of the device, you can go to Settings > System > System Update > Check for updates to ensure your device remains secure and up-to-date.
Update Tracker | Nokia Update Tracker
Which other Nokia phone received an update? by the way, any XR21 user here? How satisfied are you with the phone?