extenshi.io

YouTube Fullscreen Theater Mode extension

Security at a glance

Low riskSafety score 100/1000 findings

Describes the Firefox listing; other stores are scanned separately and can score differently. Automated estimate from our latest scan (malware, permissions, obfuscation) — not a security audit. Higher safety score is better.

See the full security report

Firefox listing ID: yt-fullscreen-theater-mode

Permissions (1)

  • https://*.youtube.com/*

Related extensions

Frequently asked questions

Is YouTube Fullscreen Theater Mode safe to use?

Our latest automated scan rates the Firefox listing of YouTube Fullscreen Theater Mode at 100/100 (low risk) — malware, permission and obfuscation checks combined. The full report lists every finding behind the number.

What permissions does YouTube Fullscreen Theater Mode require?

YouTube Fullscreen Theater Mode requests 1 permission. The most significant: https://*.youtube.com/*. See the full breakdown in the security report.

Who develops YouTube Fullscreen Theater Mode?

YouTube Fullscreen Theater Mode is published by Gabriel Erbetta. Impersonators copy popular extension names, so always verify the developer line and listing id on the store page before installing.