Oneplus phone update introduces hardware anti-rollback: Difference between revisions
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The OnePlus ColorOS 16.0.3.501 Anti-Rollback Fuse Incident refers to the January 2026 deployment of firmware updates by [[OnePlus]] that introduced a hardware-level anti-rollback mechanism. This permanently preventing users from downgrading their devices or installing custom ROMs. The updates, which affected the OnePlus 13, OnePlus 15, & OnePlus Ace 5 series, blow irreversible electronic fuses in the device's [[Qualcomm]] processor. Any subsequent attempt to install older firmware results in a permanent "hard brick" | The OnePlus ColorOS 16.0.3.501 Anti-Rollback Fuse Incident refers to the January 2026 deployment of firmware updates by [[OnePlus]] that introduced a hardware-level anti-rollback mechanism. This permanently preventing users from downgrading their devices or installing custom ROMs. The updates, which affected the OnePlus 13, OnePlus 15, & OnePlus Ace 5 series, blow irreversible electronic fuses in the device's [[Qualcomm]] processor. Any subsequent attempt to install older firmware results in a permanent "hard brick" - the device becomes unusable. This cannot be repaired through standard methods.<ref name="xda-warning">{{cite web |url=https://xdaforums.com/t/critical-warning-coloros-16-0-3-501-updates-permanent-anti-rollback-arb-fuse-blown-do-not-downgrade.4775930/ |title=[CRITICAL WARNING] ColorOS 16.0.3.501 Updates = PERMANENT Anti-Rollback (ARB) & Fuse Blown. DO NOT DOWNGRADE! |website=XDA Forums |date=January 19, 2026 |access-date=January 22, 2026}}</ref> | ||
OnePlus has not issued any official statement addressing the mechanism.<ref name="android-authority">{{cite web |url=https://www.androidauthority.com/oneplus-arb-protection-3633783/ |title=New OnePlus updates can permanently lock your phone's software future |author=Adamya Sharma |website=Android Authority |date=January 19, 2026 |access-date=January 22, 2026}}</ref> | OnePlus has not issued any official statement addressing the mechanism.<ref name="android-authority">{{cite web |url=https://www.androidauthority.com/oneplus-arb-protection-3633783/ |title=New OnePlus updates can permanently lock your phone's software future |author=Adamya Sharma |website=Android Authority |date=January 19, 2026 |access-date=January 22, 2026}}</ref> | ||