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Google Chrome's Manifest V3 Update Limits Ad Blocker Functionality

The transition from Manifest V2 to V3 introduces stricter rules, affecting the performance of popular ad blockers like uBlock Origin.

  • Manifest V3 replaces WebRequest with the more restrictive DeclarativeNetRequest.
  • Ad blockers like uBlock Origin require significant changes, resulting in the new uBlock Origin Lite.
  • Users will encounter a cap of 30,000 rules, limiting ad-blocking capabilities.
  • Extensions relying on remote code execution will face new restrictions.
  • Firefox will continue supporting Manifest V2 alongside V3, offering an alternative for users.
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