The new ColorOS 5.2 comes with Google’s December 2018 Security Patch update. It weighs in around 2.3 GB. The update will bump the build number to build number RMX1805EX_11.A.21. The update is rolling out as an OTA update. If you want to check the update status in your device, you can check from your device’s settings > software update. If the update is not showing up on your device, then just wait for the update to come or you can manually flash the Stable  ColorOS 5.2 on Realme C1/Realme 2. We are sharing the full step by step guide down below so that users can easily Download and Install the Latest Stable ColorOS 5.2 On Realme C1 and Realme 2 using the stock recovery which comes with the device.

ColorOS 5.2 For Realme C1 and Realme 2 Changelogs:

System Single swipe notification dismiss. Now you can swipe from left to right to dismiss the notification. Headset icon in status bar. A headset icon in status bar will be shown when you plug-in the headset. Smart Bar for faster multitasking. You can add apps you use often into “Smart Bar” for faster app launching and multitasking. Added reboot function. You can swipe up to reboot in the shutdown interface. Optimized reminders when Developer Options, Accessibility Mode and Device Manager on. Flashing bar, on-going notification and text at the upper right corner for “Developer Options”, “Accessibility” and “Device & Privacy” have been deleted. Improved frequency for touch screen. Google Assistant Long press power button for 0.5s to launch Google Assistant. Security Android Security Patch Level: December 5, 2018

Note: First-time reboot will take few minutes (2-8 mins), so don’t panic. Source

Download and Install Stable ColorOS 5 2 For Realme C1   Realme 2 - 3