I certainly understand the importance of receiving the latest security updates for your phone, CLAPAR21. Please know that we do our best to release the latest security updates to our customers as soon as possible. The latest version available is R16NW.G965USQU1ARBG and that was released on March 10, 2018.
You can always visit the website below to stay on top of the latest software updates:
I hope this helps.
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