Realme U1 Software Update | RMX1831EX_11_C.23 (January 2021)

Realme U1 (RMX1831) was launched in August 2018 with Android 8.1 Oreo over ColorOS skin out-of-the-box. The device recently received the Android 9.0 Pie update under Color OS 6. However, it’s not a new case when some of the users haven’t received the latest firmware OTA update notification. Meanwhile, some of the Realme U1 owners also look for the stock ROM to install mostly. So, if you’re also one of them, you can check Realme U1 Software Update Tracker.

As mentioned, the firmware OTA updates always rollout in batches to region-wise which also depends on the server and carriers. So, it’s one of the common issues to not receive any OTA update notification. Therefore, some of the keen users may also miss out the important or much-awaited updates in some cases. Now, if you also feel the same and have a doubt in mind that you’ve missed out on any important update or you want to manually install the stock firmware on your Realme U1 model, then the update tracker list with the software update guide will help you a lot.

Realme 2

Realme U1 Specifications

Realme U1 was announced in December 2018 which sports a 6.3-inch IPS LCD display with a screen resolution of 1080 x 2340 pixels. The device has an aspect ratio of 19:5:9 and a screen-to-body ratio of 83.9 %.

Realme U1 is powered by an Octa-core (4×2.1 GHz Cortex-A73 & 4×2.0 GHz Cortex-A53) with Mediatek Helio P70 (12nm) chipset coupled with 3/4GB of RAM and 32/64GB of internal storage. It also supports an external memory card with up to 256 GB microSD. The device came out of the box with Android 8.1 Oreo under FColorOS 5.2 and backed by a 3500 mAh battery (Non-removable).

As far as the camera concerned, the device has a dual-camera setup with 13MP + 2MP primary sensors and a selfie camera with an 25MP lens. Other connectivity option includes 4G-VoLTE, GPS, Glonass, Bluetooth, Mobile Hotspot, accelerometer, proximity sensor, and compass. etc. The Realme U1 come with a face unlock feature.

Realme U1 Software Update Tracker

Whenever a new official firmware update will be available for the Realme U1 model, we will keep updating the update tracker list here with the changelog and download links below.

Software Version Changelog

Download Link

  • Security
    ● Updated Android security patch: Dec,2020 & Jan,2021
  • System
    ● Optimized system performance
    ● Improved system stability

Download Link

  • Security
    • Updated Android security patch: Oct/Nov, 2020
  • Applications
    • Added Browser
  • System
    • Optimized system performance and improved the system stability

Download Link

  • Security
    • Android Security Patch: August and September, 2020
  • System
    • Optimized the system performance and improved system stability
  • Settings
    • Fixed the issue that the sequence of Clock unable to adjust manually

Download Link: Not available yet


● Android security patch: July, 2020


● Added realme Link


● Added Cloud Service feature


Download Link

● Android security patch: May, 2020

● Fixed some known bugs, and improved system stability

How to Check Software Update on Realme U1

Before going to the manual firmware upgrade process, if you feel that your device isn’t receiving the OTA update notification for a while, then you can check for the software update manually. In order to do this:

Go to the device Settings > System updates. It will search for the software update and you will get notified if a new update is available on your device. Simply grab the firmware version by downloading and installing it.

Additionally, it’s recommended to maintain the phone charge at least up to 50%-60% and connect your device to a Wi-Fi for a faster and stable download.

Update Guide: How to Flash Realme Firmware on your device [Software update guide]

Now, let’s assume that you’ve successfully upgraded your Realme U1 device to the latest software version. Facing any issue with the software update guide? Comment below.


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