OPPO released the Official ColorOS 12 update for Reno5 Pro 5G
https://www.rmupdate.com/2021/12/23/oppo-released-the-official-coloros-12-update-for-reno5-pro-5g/

Realme 7 and Narzo 20 Pro gets December 2021 security update
https://www.rmupdate.com/2021/12/23/realme-7-and-narzo-20-pro-gets-december-2021-security-update/

Breaking: Realme GT gets stable Realme UI 3.0 update with Android 12
https://www.rmupdate.com/2021/12/23/realme-gt-gets-stable-realme-ui-3-0-update-with-android-12/

Realme V15 receiving December 2021 Security patch update with hotfix
https://www.rmupdate.com/2021/12/23/realme-v15-receiving-december-2021-security-patch-update-with-hotfix/

OnePlus 9R ColorOS 12 Public Beta program Live Now
https://www.rmupdate.com/2021/12/23/oneplus-opens-coloros-12-closed-beta-program-for-oneplus-9r-5g/

Realme 6 Pro, 7 Pro, and Realme X50 Pro December 2021 Security Update released: Check What’s New
https://www.rmupdate.com/2021/12/23/realme-6-pro-7-pro-and-realme-x50-pro-december-2021-security-update-released-check-whats-new/

OnePlus 7 and 7T series getting OxygenOS 11.0.5.1 with December 2021 Security Patch
https://www.rmupdate.com/2021/12/23/oneplus-7-and-7t-series-oxygenos-11-0-5-1-with-december-2021-security-patch/ #OnePlus

Realme Fit App New Fitness Application: Check Features – Download Link
https://www.rmupdate.com/2021/12/24/realme-fit-app-new-fitness-application-check-features-download-link/ #RealmeFit

ColorOS 12 Q1, 2022 Upgrade and Adaptation Plan For OPPO & OnePlus: Stable/Beta Timeline
https://www.rmupdate.com/2021/12/24/coloros-12-q1-2022-upgrade-and-adaptation-plan/

Realme C11 getting December 2021 security patch update
https://www.rmupdate.com/2021/12/25/realme-c11-getting-december-2021-security-patch-update/

OnePlus 8 and 8 Pro getting OxygenOS 11.0.10.10 with December 2021 security patch https://www.rmupdate.com/2021/12/25/oneplus-8-and-8-pro-getting-oxygenos-11-0-10-10-with-december-2021-security-patch/

OnePlus Nord 2 gets OTA A.15 update with December 2021 security patch, fixes Bluetooth, camera, and more
https://www.rmupdate.com/2021/12/26/oneplus-nord-2-gets-ota-a-15-update-with-december-2021-security-patch-fixes-bluetooth-camera-and-more/

Realme GT receiving December 2021 security patch update
https://www.rmupdate.com/2021/12/27/realme-gt-receiving-december-2021-security-patch-update/

Realme C25 gets December 2021 security patch update
https://www.rmupdate.com/2021/12/27/realme-c25-gets-december-2021-security-patch-update/

Realme X2 new OTA F.26 update fix apps loading issues and more
https://www.rmupdate.com/2021/12/27/realme-x2-new-ota-f-26-update-fix-apps-loading-issues-and-more/

Realme 6 and 6i get new OTA C.16 with bug fixes and optimizations
https://www.rmupdate.com/2021/12/28/realme-6-and-6i-get-new-ota-c-16-with-bug-fixes-and-optimizations/

Realme GT Master Edition receiving December 2021 security patch before Realme UI 3.0 update [Changelog]
https://www.rmupdate.com/2021/12/28/realme-gt-master-edition-receiving-december-2021-security-patch-before-realme-ui-3-0-update-changelog/

OnePlus 8T getting OxygenOS 11.0.12.12 and 11.0.11.11 with December 2021 security patch
https://www.rmupdate.com/2021/12/28/oneplus-8t-getting-oxygenos-11-0-12-12-and-11-0-11-11-with-december-2021-security-patch/

OPPO Reno5 5G and Reno6 5G getting official ColorOS 12 (Android 12) update
https://www.rmupdate.com/2021/12/29/oppo-reno5-5g-and-reno6-5g-getting-official-coloros-12-android-12-update/

Realme GT Neo 2T Realme UI 3.0 Early Access Beta Program Live [First Batch]
https://www.rmupdate.com/2021/12/29/realme-gt-neo-2t-realme-ui-3-0/

Samsung One UI 4.0 Stable Update Rolls Out For Galaxy S20, Note 20, and Z Fold 2 Users
https://www.rmupdate.com/2021/12/29/samsung-one-ui-4-0-stable-update-rolls-out-for-galaxy-s20-note-20-and-z-fold-2-users/