Realme has released September 2021 Security Patch for Realme 5. Similar to Realme 5i and Realme 5s this device is getting security patches with August & September 2021 integrated along with system stability improvements.
Realme 5 was released on August 2019 with Android 9 Pie out-of-the-box
Realme 5 got upgraded to Android 10 with Realme UI. But it is yet to get the Android 11 update, there are confirmations about the update from Realme and users are tired of asking questions about Android 11. Just recently its bigger brother Realme 5 Pro got the Android 11 stable update.

Source: Realme Community
| Android OS | Update | Release Date/Status | Estimated Months |
| Android 9 Pie | Out-of-the-box | November 2019 | Nil |
| Android 10 | First OS update | October 2020 | 11 months |
| Android 11 | Second OS update | Expected | No Confirmations |
This device has received one major OS update with Android 10.
Hence, the Android 11 Update is the last major OS update(expected) on this device.
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 security/software update.
For more Realme Android updates please download our Android App – Available on the Play Store