M307FXXU4CUF1 – Galaxy M30s June 2021 security patch update

Samsung has updated most of its eligible high-end phones with June 2021 security patch. And now, the company seems to have shifted its focus towards mid-range phones like the Galaxy M-series. Earlier today, the Galaxy M31 received June 2021 security update and now it is being rolled out for Galaxy M30s. 

M307FXXU4CUF1 - Galaxy M30s June 2021 security update

The June 2021 update for Galaxy M30s is rolling out in India with firmware version  M307FXXU4CUF1. In addition to a new security patch, the latest build is most likely to brings device stability related improvements. 

As per Samsung’s documentation, June 2021 security patch fixes  2 Critical, 27 High levels, and 5 Moderate levels Common Vulnerabilities and Exposures (CVE’s) for better protection against security and privacy related vulnerabilities. 

Samsung announced the Galaxy M30s back in late 2018 with Android 9 Pie. Thanks to the two major OS upgrades, the device is currently running Android 11 with One UI 3 skin at the top. Talking about Android 12, there is no official announcement, whether the Galaxy M30s will receive the next major OS upgrade or not.


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Vicky Kumar is a close follower of tech especially when it comes to smartphone. He is passionate to write about the new updates in technology. When he is not working, you'll find him watching cricket highlights or surfing the web.

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