Unverified60% confidenceFactExact time
Starting in 2024, Google mandated that all Chrome extensions migrate to the Manifest V3 architecture, which replaces background scripts with on-demand Service Workers and replaces the webRequest API with declarativeNetRequest
2
Sources
60%
Confidence
Long-term
Relevance
8/12/2026
First Seen
Sources
PostSnag：AI驱动的Facebook爆款内容追踪与分析工具
Related Claims
VerifiedIn 2023, Google mandatorily migrated the extension ecosystem to Manifest V3, deprecating the persistent background pages allowed in the V2 era in favor of an event-driven mechanism based on Service Workers.78% similarUnverifiedStarting in 2024, Google mandated that all Chrome extensions migrate to the Manifest V3 architecture, which imposes stricter restrictions on persistent background operation and network requests.75% similarUnverifiedGoogle unilaterally pushed forward and then rolled back the Manifest V3 extension API changes, affecting the entire browser extension ecosystem that depends on Chromium.72% similarUnverifiedChrome extensions run under Google's Manifest permission framework and must explicitly declare required permissions (such as tabs, activeTab, scripting); users can view the permission list when installing or updating and choose whether to grant them.71% similarVerifiedStarting in 2023, Google mandatorily enforced the Manifest V3 (MV3) specification, changing the webRequest API from blocking mode to declarative mode and requiring extensions to request permissions at installation time.71% similar
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