Opera | Flags

Here’s a clear, practical guide to — what they are, how to interpret them, and how to use them for debugging or performance analysis (most commonly in the context of web browsers like Opera, or sometimes in software flag systems). 1. What Are Opera Flags? In the Opera browser (and other Chromium-based browsers), flags are experimental, hidden settings that enable or disable features still in development, testing, or not yet stable enough for the main user interface.