support: explain *why* it is not good to install new add-ons at https://support.torproject.org/tbb/tbb-14/
In https://support.torproject.org/tbb/tbb-14/ we tell users not to install any new add-ons because 'it can compromise your anonimity'.
But how can it compromise it? Non-technical users don't grasp the concept of browser fingerprinting from our explanation. It would be nice to explain why is it that it can compromise your anonimity.
To upload designs, you'll need to enable LFS and have admin enable hashed storage. More information