No.Tails provides upgrades every six4 weeks, thatwhich are thoroughly tested to make sure that no security feature or configuration gets broken. Updating add-ons in <span class="application">Tor Browser</span> might break the security built in Tails.
Updating add-ons in *Tor Browser* might break the security built in Tails.
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As explained in our documentation about [[the fingerprinting|doc/about/ of *Tor Browser* in Tails|doc/anonymous_internet/Tor_Browser#fingerprint]], Tails provides anonymity on the webby making it difficult to distinguish a particular user amongst all the users of <span class="application"> *Tor Browser</span>* (either in Tails or on other operating systems).
As explained in our documentation about [[the fingerprint of *Tor Browser* in Tails|doc/anonymous_internet/Tor_Browser#fingerprint]], Tails provides anonymity by making it difficult to distinguish a particular user amongst all the users of *Tor Browser* (either in Tails or on other operating systems).
For example, the user-agent string of *Tor Browser* includes <em>Windows NT</em> but this value preserves your anonymity even if you run Windows NT. On the other hand, changing this value makes you distinguishable from other users of *Tor Browser* and, as a consequence, weakens your anonymity.
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For more information, refer to the [official <span class="application">youtube-dl</span> documentation [*youtube-dl* website](https://ytdl-org3.github.io/youtube-dl/index.html).