Opera features a secret Experiments page where the curious minded can test browser settings before they are released to the public.
Warning: Some of these experiments, which are also referred to as flags, may cause your browser to behave abnormally (data loss, random crashes, and security issues).
How To Find Opera's Hidden Configuration Page
Open the Opera web browser, type about:flags in the address bar and validate with Enter:
The Experiments page will open. You can search for specific features by typing their names in the Search experiments field:
Enable the desired experiment(s) and then restart your web browser to apply the new settings.
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Opera features a secret Experiments page where the curious minded can test browser settings before they are released to the public.
