Realme released December 2021 Security patch for Realme Narzo 50i devices. This update fixes some known issues and improves stability carrying build number of RMX3231_11.A.63, along with "OTG Feature" , has been enabled which was turned off by default, this update was released on 31st December 2021
Realme Narzo 50i was released on 07th October,2021 with Realme Go UI
Previously it had received the October 2021 Security Patch with RMX3231_11.A.51 build, which was rolled out on November 2021, similar to this update it had only received a security patch.
Previous Post: Realme Narzo 50i: October 2021 Security Patch with A.51 Build

Source>>Realme Community
| Android OS | Update | Release Date/Status | Estimated Months |
| Android 11 | Out-of-the-box | October 2021 | Nil |
| Android 12 | First OS update | Expected | Soon |
| Android 12 | Second/Last OS update | Eligible | Unconfirmed |
Check out >> Android 12 update list for Realme
The Realme Narzo 50i was released with an Android 11. Therefore, the Android 12 will be its first major OS update.
Hence, it is eligible for the upcoming Android 13 update and it will be its second/last major OS update.
Once the update is available on your device, you can head over to Settings >> About Phone >> Software Update section to update your Realme device with the latest software update.
For more Android updates please download our Android App – Available on the Play Store