Redmi K30S Ultra receiving February 2021 security patch [Download Link]

Back in 2020, Xiaomi introduced Redmi K30S Ultra with a 4500mAh battery that supports 33W fast charging, 64MP primary camera, 20MP front camera, Octa-core processor, and many more. It came pre-installed with Android 10 based MIUI 12.


Now, the company is delivering a new firmware update for Redmi K30S Ultra users in China, which installs February 2021 security update for system security enhancement.

READ MORE: Xiaomi MIUI 12 Update Tracker: These Redmi, Mi, and Poco devices have received the update so far

The software version of this update is V12.0.12.0.QJDCNXM and weighs 4.7GB. Below you can check the changelog and download link of this update.



  • Updated Android Security Patch to February 2021. Increased system security.

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Users of this device can manually download the update from the link mentioned below.

Redmi K30S Ultra (China) – Download Link

Caution: We do not recommend flashing ROM if you have little to no experience in software development or flashing custom ROMs. Proceed at your own RISK!

Redmi K30S Ultra is the first Xiaomi smartphone that supports the knuckle screenshot feature. For more information about the Redmi K30S Ultra knuckle screenshot feature, you can check here.

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